Health care is broken; Oscar Health is trying to fix it. The Oscar team is focused on utilizing technology, design and data to humanize health care. Oscar Health is a group of technology and health care professionals who looked at the current state of the US health care system got frustrated by the horrible consumer experience, and decided to do something big about it. 

Insurance

Oscar Health

Scott Blackley is the Chief Transformation Officer at Oscar, where he oversees accounting, financial planning and analysis, actuarial, corporate development, sales and network.

Scott previously served as the Chief Financial Officer of Capital One, where he served on the Executive Committee and was responsible for leading the overall financial management of the company and advancing its financial and strategic agenda. These responsibilities included accounting, corporate tax, strategic and financial planning, funding and treasury operations, corporate finance, investor relations, and corporate development. Prior to Capital One, Scott held various executive positions at Fannie Mae, most recently as Senior Vice President and Chief Financial Officer of the Capital Markets Group.

Scott holds a bachelor’s degree in Accounting from the University of Utah. Scott’s early career included senior roles in consulting and public accounting, including an appointment to the US Securities and Exchange Commission as a Professional Accounting Fellow and as a Partner with KPMG, LLP.

R. Scott Blackley

Meghan Corcoran is the Associate Director of Corporate Strategy at [Oscar Health](/org/oscar-health). Meghan has over eight years of experience in the healthcare industry, including value based contracting, public health, and consulting. 

Meghan began their career as a Graduate Teaching Specialist at [Cornell University](/org/cornell-university). Meghan then spent two years as an Alumni Coordinator and On-Campus Coordinator at Support for International Change, before becoming a Summer Fellow at CTIS, Inc. In 2012, Meghan joined Veralon as a Senior Associate. During their time there, they worked with clients on strategy and operations projects across the country. 

In 2016, Meghan left Veralon to join Aetna as an Engagement Manager for Value Based Contracting. Meghan spent two years at Aetna before moving to their current role at [Oscar Health](/org/oscar-health) in 2018.

Meghan Corcoran has a Master's in Health Administration from [Cornell University](/org/cornell-university) and a Bachelor of Science (B.S.) in Biology and Society from [Cornell University](/org/cornell-university).

Their manager is R. Scott Blackley, CFO. Some of their coworkers include Ari Fischel - VP, Finance & Accounting.

Meghan Corcoran

Ari Fischel is the current Vice President of Finance and Accounting at [Oscar Health](/org/oscar-health). Ari has held this position since April 2016. Prior to that, they were the Vice President and CFO of Greater China at Nielsen from July 2011 to April 2016. From January 2004 to July 2011, they were the VP of Finance for Technical Operations at NBC Universal. And finally, before all that, they were an Associate in Business Development at GE Financial Assurance from August 1998 to January 2004.

Ari Fischel reports to R. Scott Blackley, CFO. Ari Fischel works with and Meghan Corcoran - Associate Director, Corporate Strategy.

Ari Fischel

Sid Sankaran is the Interim Chief Financial Officer at Oscar, where he oversees accounting, financial planning and analysis, actuarial, corporate development, sales and network.

Sid has extensive insurance and corporate finance leadership experience. Most recently, Sid served as Executive Vice President and Chief Financial Officer at AIG, where he was responsible for AIG’s end-to-end financial operations, corporate development, and capital markets activities. Prior to that, he spent five years as AIG’s Chief Risk Officer and was a key member of the executive leadership team that helped lead the company through its restructuring and re-IPO. Before joining AIG, Sid was a Partner at Oliver Wyman, where he led the firm’s Financial Services business in Canada. Earlier in his career, Sid worked at Mercer Risk, Finance & Insurance Consulting and MMC Enterprise Risk.

Sid holds a Bachelor of Mathematics degree (majoring in actuarial science) and graduated with distinction from the University of Waterloo in Ontario, Canada. He also currently serves as the Chairman of Third Point Reinsurance, a specialty property & casualty reinsurance company based in Bermuda. 

Sid Sankaran

Dr. Okiki Louis is the Interim Chief Medical Officer and Head of Clinical where she oversees clinical operations for Oscar Health.

Dr. Louis is board certified in emergency medicine and completed her residency at the Johns Hopkins Hospital. Prior to her role at Oscar, she served as the Vice President of Medical Operations for the Mountain Region at Concentra and as an Urgent Care Physician at WellStar Health. Earlier in her career, she spent eight years as an emergency medicine physician. 

Dr. Louis received her Bachelor’s degree in Molecular and Cell Biology from the University of California, Berkeley, and her M.D. from the University of Pennsylvania School of Medicine.

Okiki Louis

Louis DeStefano is currently the SVP of Growth at [Oscar Health](/org/oscar-health). Louis was previously an advisor at Nava from January 2020 to March 2022. Prior to that, they were the Vice President of Sales Account Management at [UnitedHealth Group](/org/unitedhealth-group) from April 2004 to July 2017. Before that, they were at [Cigna](/org/cigna-corporation) from May 2002 to April 2004.

Louis DeStefano earned a Bachelor of Science in finance from [Villanova University](/org/villanova-university).

Louis DeStefano reports to Mario Schlosser, CEO & Co-Founder. Some direct reports include Alexis Aria - Growth Strategy Manager, Sean Egan - Sr. Director, Growth. Some of their coworkers include Neetu Rajpal - CTO, Chelsea Cooper - SVP, Strategic Partnerships, and Ivan Wicksteed - Chief Marketing Officer.

Louis DeStefano

Sally Yacone

Christopher Thursby

In his 15 years prior to joining Oscar, Mr. Wicksteed was CMO of Old Navy and Cole Haan, led marketing teams at Converse and Coca Cola, and started his own consulting company, [FNDR](/org/fndr), in 2017.

Ivan Wicksteed

Fausto Palazzetti is Senior Vice President and Chief Actuary at Oscar.

He is an experienced healthcare actuary with a strong background in both insurance and insurtech; and a proven expertise in actuarial core competencies, non-traditional actuarial work, general health plan management, consulting, and reinsurance. With over 20 years of healthcare experience spanning multiple functions, product lines, and geographies including globally, he has a demonstrated track record of leveraging cutting edge tools and technology to improve risk management, healthcare delivery, and product development. Fausto leads Oscar's actuarial department and has responsibility for rate setting, reserving, forecasting, reporting, and analytics.

Prior to joining Oscar, Fausto held roles at Aetna, Deloitte, and VNSNY. Fausto is a Fellow of the Society of Actuaries, and a member of the American Academy of Actuaries. Fausto holds a Bachelor of Science degree in Actuarial Mathematics from the University of Connecticut. 

Fausto Palazzetti

Kristy Baumann

Alessa Quane is the Executive Vice President and Chief Insurance Officer at Oscar.

She joins Oscar from AIG, where she served as Executive Vice President and Chief Risk Officer. In this role, she oversaw the management of risk on an enterprise-wide basis and value-based performance metrics.



Alessa Quane

Elizabeth Essex has over fifteen years of experience in human resources and workforce development. Elizabeth is currently the Sr. Director of People Strategy at [Oscar Health](/org/oscar-health), a position they have held since June 2017. Prior to that, they served as the Director of Client Development RPO at [AMN Healthcare](/org/amn-healthcare) from January 2016 to June 2017. Elizabeth also spent four years as an Instructor at Pure Barre from September 2014 to December 2018. Her previous experience also includes working as a Human Resources Account Manager at [Apollo Education Group](/org/apollo-education-group-inc) from November 2011 to January 2016. Elizabeth's experience and knowledge in the human resources field has allowed their to be successful in their current role at [Oscar Health](/org/oscar-health).

Elizabeth Essex has a BS in Psychology from the University of Arizona.

Elizabeth Essex reports to Rebecca Krouse, Chief People Officer. They are on a team with LaToya Lyn - VP, Talent Strategy, Kate Faulkner - Senior Recruiter, and Sally Yacone - Associate Director, People Strategy.

Elizabeth Essex

Brie Anne Moffett is the Sr. Director of People Operations at [Oscar Health](/org/oscar-health). Brie has over 15 years of experience in Human Resources, including 5 years in a leadership role. Brie Anne has a proven track record of leading HR transformation strategies and executing them successfully. Brie has worked with executive teams and senior leadership to support company-wide initiatives with a focus on attracting and retaining talent. Under their leadership, the team they manage has been able to simplify and automate processes, resulting in increased productivity and utilization, reduced costs, and a renewed partnership between HR, executives, and business leaders. 

Brie Anne has implemented a North American shared services model for Human Resources and standardized the support model across the company. Brie has also leveraged technology to allow the focus to be on attracting, retaining, and growing talent instead of transactional HR activities. In terms of compensation, Brie Anne has implemented Callidus Commissions software, streamlined commission plans, and aligned pay frequency across North America to drive double-digit growth against plan. Brie has also revised the company's short-term incentive plans to align with the overall business strategy, which has resulted in consistent year-over-year growth against plan and further alignment between divisions. Furthermore, they have benchmarked compensation for the first time in 5 years, setting pay targets, target percentages, bands, and job families. As a result of these actions, 10% of job titles have been eliminated and key roles have been targeted for market pay

They work with LaToya Lyn - VP, Talent Strategy, Dave Anders-Richards - Associate Director, People Strategy, and Christopher Buckley - Sr. Talent Acquisition Specialist. Brie Anne Moffett reports to Rebecca Krouse, Chief People Officer.

Brie Anne Moffett

Dorian Walker is the Sr. Manager of Content Strategy at [Oscar Health](/org/oscar-health). Prior to joining [Oscar Health](/org/oscar-health), Dorian served as the Associate Director of Program Management at [The New York Times](/org/new-york-times), where they led the firm's largest branded content campaign for [ExxonMobil](/org/exxonmobil). This successful campaign resulted in a 12%-15% increase in top-of-mind awareness and recall for the [ExxonMobil](/org/exxonmobil) brand.

Before their time at [The New York Times](/org/new-york-times), Dorian worked as an Account Supervisor at [Edelman](/org/edelman). During their five years at [Edelman](/org/edelman), Dorian honed their skills in developing and executing creative campaigns that achieve their clients' desired objectives.

Dorian's experience in both program management and account supervision has allowed their to excel in their current role at [Oscar Health](/org/oscar-health). In their role at [Oscar Health](/org/oscar-health), Dorian is responsible for developing and executing creative content strategy campaigns that engage and inform [Oscar Health](/org/oscar-health)'s members.

Dorian Walker graduated from [The University of Texas at Austin](/org/the-university-of-texas-at-austin) with a degree in public relations. Dorian then went on to earn a certification from [New York University](/org/nyu) in the Creating Virtual Reality Professional Development Gold Standard Course.

Dorian Walker reports to Jackie Kahn, Chief Communications Officer. They are on a team with Rachel Conner - Communications Manager, Christopher Thursby - Regulatory Communications Manager, and Adriana Olaya-Pineda - Manager, Communications.

Dorian Walker

Dimple Dhiman is the Sr. Director of Executive Recruiting at [Oscar Health](/org/oscar-health). Dimple has over 10 years of experience in recruiting and talent acquisition. 

Dimple started their career as a Talent Acquisition Manager at The Pepsi Bottling Group in 2009. Dimple was responsible for designing and implementing a new talent acquisition process to enable timely, quality and cost effective hiring. In 2012, they joined Quidsi Inc., a subsidiary of Amazon, as the Director of Recruiting. Dimple led and executed on Executive level searches and maintained relationships with external executive recruitment firms. 

In May 2012, they joined Amazon as a Senior Executive Recruiter and was responsible for creating and conducting Behavioral Interviewing Training. Dimple also worked with internal and external recruiters, senior leaders and Employee Resource Groups to create and implement strategies and initiatives to increase focus on hiring diverse talent. 

In July 2013, they joined Consumer Reports as the Director of Talent Acquisition where they supervised a team of up to three recruiters and one recruiting coordinator. Dimple developed and implemented strategies designed to identify, attract and assess candidates. 

Dimple joined [Oscar Health](/org/oscar-health) in September 2016 as the Sr. Director of Executive Recruiting where they are responsible for leading the executive recruiting team and executing on high-level searches.

Dimple Dhiman holds a BA in Management with a concentration in HR from the Isenberg School of Management at [UMass Amherst](/org/umass-amherst). Dimple also holds a high school diploma from Notre Dame High School.

Dimple Dhiman works with LaToya Lyn - VP, Talent Strategy, Christina Cates - Manager, People Strategy, and Kate Faulkner - Senior Recruiter. Dimple Dhiman reports to Rebecca Krouse, Chief People Officer.

Dimple Dhiman

Christopher Buckley is a Sr. Talent Acquisition Specialist at [Oscar Health](/org/oscar-health). Christopher was previously a Sr. Executive Recruiter - Actuarial & Analytics, Data Science at [Smith Hanley Associates](/org/smith-hanley-associates) from June 2018 to February 2021. Christopher specializes in the placement of actuaries and statistical analytics candidates nationwide with a focus on actuarial science, mathematics, statistics, economics, and other relevant quantitative fields. Christopher also has experience in SAS, SQL, VBA, R, GGY-AXIS, MG-ALFA, Proval, Prophet, and MoSes.

Christopher Buckley completed their undergraduate degree at Binghamton University School of Management, where they majored in management with a concentration in marketing.

Christopher Buckley works with Christina Cates - Manager, People Strategy, Allie Floyd - Lead Recruiter, and LaToya Lyn - VP, Talent Strategy. Christopher Buckley reports to Rebecca Krouse, Chief People Officer.

Christopher Buckley

Dennis Weaver is the Chief Clinical Officer at [Oscar Health](/org/oscar-health). Dennis has over 25 years of experience in the healthcare industry and has held various leadership positions during their career. 

Weaver began their career as a hospital administrator and then transitioned into working with payers and health systems. In 2011, they joined [The Advisory Board Company](/org/the-advisory-board-company) as the EVP & Chief Medical Officer. In this role, Weaver was responsible for leading the company's Value-Based Care practice. Dennis also served as the consulting leader for Advisory Board Solutions, providing customized, holistic, transformational solutions focused on growth and population health management. 

Weaver has worked with hospitals, health systems, payers, governments, and employers to improve the quality, patient experience, and cost-effectiveness of healthcare. Dennis has expertise in developing value-based care models, negotiating accountable payment terms, and leveraging innovative technology solutions. Weaver is also responsible for redesigning a method of care delivery centered around novel care management systems with improved population health performance, advanced primary care models, innovative technology applications, and financial sustainability.

Dennis Weaver obtained a Master of Business Administration (M.B.A.) in finance from Washington University in St. Louis. Dennis then attended the [University of Iowa](/org/university-of-iowa) to obtain their Doctor of Medicine (M.D.) degree. Dennis Weaver also holds a Bachelor's Degree from the United States Air Force Academy in Pre-Med. Dennis is certified from the American Board of Obstetrics and Gynecology (ABOG) as a Board Certified Obstetrician Gynecologist.

and Kristy Baumann - Chief of Staff to the Chief Clinical Officer reports to Dennis Weaver. They work with Ranmali Bopitiya - Chief Legal Officer, Fausto Palazzetti - SVP, Chief Actuary, and Jackie Kahn - Chief Communications Officer. Dennis Weaver reports to Mario Schlosser, CEO & Co-Founder.

Dennis Weaver

Michael Farley is the Vice President of Product Design at [Oscar Health](/org/oscar-health). Prior to joining [Oscar Health](/org/oscar-health), Michael served as the Vice President of Design at Thrive Global, Director of Product Design at [BetterUp](/org/betterup), and Executive Creative Director at Method. 

A native of New York, Michael has also called San Francisco home for many years. Michael has over a decade of experience in the design industry, working with clients such as Google, Visa, JP Morgan Chase, [Verizon](/org/verizon-communications), and Kraft. 

Michael is passionate about usability, utility, and delight in product design, with a focus on product strategy and storytelling. Michael is thrilled to have been a part of several agency of the year wins, including [Adweek](/org/adweek)'s inclusion of the Google Creative Sandbox project.

Michael Farley completed a certificate in Image Arts from [Ryerson University](/org/ryerson-university) and went on to receive certification from IDEO U in Leading for Creativity and Insights for Innovation.

Some of their coworkers include Neha Kumar - VP, Product Manager, Erin Landau - Sr. Product Manager, Communications Platform, and Allison Yamamoto - Sr. Product Manager. Their manager is Jesse Horowitz, Chief Product Officer.

Michael Farley

Annie Brown is the current Associate Director of Product Marketing at [Oscar Health](/org/oscar-health). Annie has held this position since August of 2022. Prior to their current role, Annie served as the Director of Product Marketing and Member Engagement Marketing at [Oscar Health](/org/oscar-health) from June 2017 to August 2022. Annie's previous experience also includes working as a Product Marketing Manager at CommonBond.co from October 2015 to June 2017 and as a Marketing & Operations Consultant at ConBody from August 2015 to April 2016. Annie's experience also includes working as a Development & Executive Relations at [Defy Ventures](/org/defy-ventures) from August 2014 to June 2015 and as a Student Fulbright Scholar at The Fulbright Program from August 2013 to July 2014.

Annie Brown graduated from the [University of Pittsburgh](/org/university-of-pittsburgh) with a Bachelor of Arts in Political Science and English Writing.

Their manager is Ivan Wicksteed, Chief Marketing Officer. They are on a team with Danielle Ortega - Sr. Marketing Manager, Xuan Ky - Head of Performance Marketing, and Alexandra Larizadeh - Sr. Associate, Performance Marketing.

Annie Brown

Adriana Olaya-Pineda is a communications professional with over six years of experience in the industry. Adriana currently serves as the Manager of Communications at [Oscar Health](/org/oscar-health), a position they have held since October 2020. Prior to this, Olaya-Pineda served as the Internal Communications Associate at [Oscar Health](/org/oscar-health) from July 2019 to October 2020 and as an Account Director at [Brunswick Group](/org/brunswick-group) from March 2019 to July 2019. Adriana began their career as an Executive at [Brunswick Group](/org/brunswick-group) in March 2018 and held this position until March 2019 when they were promoted to Account Director. Olaya-Pineda started their career in public relations as an intern at The Abernathy MacGregor Group in June 2015 before being promoted to account researcher in September 2016.

Adriana Olaya-Pineda's educational career includes a bachelor's degree in English from [Boston College](/org/boston-college).

Some of their coworkers include Rachel Conner - Communications Manager, Christopher Thursby - Regulatory Communications Manager, and Dorian Walker - Sr. Manager, Content Strategy. Adriana Olaya-Pineda reports to Jackie Kahn, Chief Communications Officer.

Adriana Olaya-Pineda

Rachel Conner is the current Communications Manager at [Oscar Health](/org/oscar-health). Prior to this, they served as Senior Communications Manager, Communications Lead, Associate Director of Corporate Communications, and Public Relations Communications Specialist. Rachel has also worked as a Senior Account Executive and an Account Executive. Rachel's experience in communications spans over eight years and across various industries.

Rachel Conner studied political science as an undergraduate at [Tufts University](/org/tufts-university). Rachel then went on to pursue a career in politics, working as a campaign manager and political consultant.

Some of their coworkers include Adriana Olaya-Pineda - Manager, Communications, Dorian Walker - Sr. Manager, Content Strategy, and Christopher Thursby - Regulatory Communications Manager. Rachel Conner reports to Jackie Kahn, Chief Communications Officer.

Rachel Conner

Andriy Bihun is the current Director of Engineering and Chief of Staff at [Oscar Health](/org/oscar-health). Andriy has also served as the Chief Technology Officer for North America at [ELEKS](/org/eleks), and as a Computer Scientist Geek at Google. Bihun began their career as a software developer at IBM in 1987, before becoming an adjunct professor at SUNY New Paltz in 1992. Andriy then joined Bell Labs as a Senior Technical Staff Member in 1995, before moving to i2 Technologies as an Architect / Senior Software Engineer in 1998. In 2003, they joined Amazon.com as a Senior Engineer on the TLM team. Andriy left Amazon to join Google in 2005, where they worked as a Computer Scientist Geek until 2015. Andriy then joined [ELEKS](/org/eleks) as their Chief Technology Officer for North America, a position they held until 2016.

Andriy Bihun's educational career began with a BS in Computer Science from [New York University](/org/nyu). Andriy then went on to earn a BS in Electrical Engineering from The Cooper Union for the Advancement of Science and Art. Finally, they completed their MS in Computer Engineering from [Syracuse University](/org/syracuse-university).

Andriy Bihun reports to Neetu Rajpal, CTO. Andriy Bihun works with Robert Meggs - Senior Engineering Lead for IT, Governance & Financial Systems, Patrick Austermann - Director, Engineering.

Andriy Bihun

LaToya Lyn is the Vice President of Talent Strategy at [Oscar Health](/org/oscar-health). LaToya has over fifteen years of experience in human resources and has held senior positions at several companies, including [Help Scout](/org/help-scout), [Knoetic](/org/knoetic), and Compass.

LaToya has a passion for teaching and motivating others, and they have used their platform as a HR executive to drive change and improve the lives of employees across the country. LaToya is a strong advocate for diversity, inclusion, and belonging, and they have helped create more inclusive workplaces at [LivePerson](/org/liveperson), [Oscar Health](/org/oscar-health), and Compass.

LaToya is a graduate of Brooklyn Academy of Music, where they studied dance and movement. LaToya is a dedicated teacher and artist, and they continue to teach dance and offer motivational insights to their students.

LaToya Lyn has a B.A. in Psychology from Brooklyn College, an Associate's Degree in Applied Psychology from Herkimer County Community College, and a dual Master's degree in Industrial Organizational Psychology & Organizational Behavior from Brooklyn College. LaToya is currently pursuing a PhD in Artificial Intelligence and Business Applications from the MIT Sloan School of Management.

LaToya Lyn works with Brittany Elias - Sr. Analyst, People Operations, Sally Yacone - Associate Director, People Strategy, and Joshua Rollins - Manager, Recruiting Programs. Their manager is Rebecca Krouse, Chief People Officer.

LaToya Lyn

Jesse Horowitz is the Chief Product Officer at [Oscar Health](/org/oscar-health). Prior to joining [Oscar Health](/org/oscar-health), they were the Manager of Product Management at EnerNOC from April 2007 to June 2014. At EnerNOC, they were responsible for driving the innovation of EnerNOC's technology platform by collaborating with a wide variety of stakeholders to understand business requirements, establish roadmaps, and prioritize software development across EnerNOC's Energy Management applications.

Jesse has a proven track record of successful product management and leadership. Jesse is a strategic thinker with a passion for using technology to solve complex problems. Their experience in the energy sector will be a valuable asset as [Oscar Health](/org/oscar-health) looks to revolutionize the healthcare industry.

Jesse Horowitz's educational career includes a BA in Psychology from [Tufts University](/org/tufts-university) and the Greater Boston Executive Program from the MIT Sloan School of Management.

They are on a team with Louis DeStefano - SVP, Growth, R. Scott Blackley - CFO, and Chelsea Cooper - SVP, Strategic Partnerships. Jesse Horowitz reports to Mario Schlosser, CEO & Co-Founder. Some individuals on their team include Allison Yamamoto - Sr. Product Manager, Michael Farley - VP, Product Design, and Neha Kumar - VP, Product Manager.

Jesse Horowitz

Sean Egan is the Sr. Director of Growth at [Oscar Health](/org/oscar-health). Sean was previously the Director of Commercial Sales at [CareConnect](/org/careconnect) Insurance Company, Inc., where they were a member of the entrepreneurial team that founded and organized the health insurance arm of [Northwell Health](/org/northwell-health-inc). Sean's sales efforts attributed to [CareConnect](/org/careconnect) becoming one of the largest health insurance carriers in the downstate New York region with more than 120,000 members and $600 million in revenue.

At [Oscar Health](/org/oscar-health), Sean is responsible for membership growth and retention. Sean also educates brokers, employers, and individuals on an array of topics including but not limited to products, pricing, and policies. Sean has extensive knowledge on health insurance exchanges and healthcare reform.

Sean Egan has a Master of Business Administration (M.B.A.) from [Baruch College](/org/baruch) in Marketing/Marketing Management, General Business. Sean also has a BS from Providence College in Finance. Lastly, they have a certification from State Insurance Departments in Accident and Health Licensed in NY, NJ, PA, VA, MI, OH, TN, GA, KS, CT and a certification from New York State of Health Exchange Certified.

They work with and Alexis Aria - Growth Strategy Manager. Sean Egan reports to Louis DeStefano, SVP, Growth.

Sean Egan

Ariel Abramowitz is the Associate Director of Marketing at [Oscar Health](/org/oscar-health). Ariel has over 9 years of experience in public relations and marketing, with a focus on digital strategy.

Ariel began their career as a Junior Account Executive at [RoseComm](/org/rosecomm) in December 2011. Ariel was promoted to Account Executive in February 2014 and then to Account Supervisor in January 2015. In January 2020, they joined [DeVries](/org/devries) Global as Vice President of Digital Strategy.

At [DeVries](/org/devries), Ariel helped grow Samsung Mobile US by shifting marketing focus from devices to business solution stories. Under their leadership, the US business grew to more than 40% of Samsung's global B2B revenue, with more than 1 billion Samsung devices in use across enterprises. Ariel also pitched and managed Takeda's first Twitter media buy around Rare Disease Day 2020. The one-month $12K ad buy resulted in 50% video view rate and 2.7% audience growth.

In May 2021, Ariel joined [Oscar Health](/org/oscar-health) as the Associate Director of Marketing. In their role, they oversee all marketing initiatives and campaigns for the company.

Ariel Abramowitz has a Bachelor of Arts in Public Relations from Pennsylvania State University.

They work with Will Begeny - Senior Director, Marketing, Danielle Ortega - Sr. Marketing Manager, and Xuan Ky - Head of Performance Marketing. Ariel Abramowitz reports to Ivan Wicksteed, Chief Marketing Officer.

Ariel Abramowitz

Tripp Girdler is currently the Sales Strategy Manager at [Oscar Health](/org/oscar-health). Prior to that, they worked as a broker at [HUB International](/org/hub-international) from May 2017 to September 2018. There, they worked with businesses to develop and implement cost effective, robust, and comprehensive employee benefit strategies. Tripp applied creativity in their approach by looking at alternative arrangements, unique benefit offerings, and funding mechanisms that helped enrich employee benefits while keeping costs down. These strategies included everything from complex self-funding arrangements, to creative cost-containment strategies, all the way to internal benefits administration outsourcing.

Before [HUB International](/org/hub-international), Tripp worked at CivicHealth from February 2015 to April 2016 as the Value-Based Care, Population Health, and Marketing Strategy Lead. In that role, they developed executive level, strategic presentations for initiatives and transitions to value-based care; developed the company sales strategy, sales training, and implementation from the ground up; designed and implemented project management practices and processes for sales and implementation teams; implemented a CRM system and managed reporting and analysis; oversaw software implementation for clients; developed needs analysis for up-sell and cross-selling opportunities for current clients; developed new value-based healthcare solutions responsive to market changes; developed content and content strategy for website, sales materials, and overall marketing messaging; and developed pricing and product strategy for a SaaS and strategic consulting.

Tripp Girdler holds a Bachelor of Business Administration (B.B.A.) from [Auburn University](/org/auburn-university) with a focus in marketing. Tripp also attended Brentwood Academy. Tripp is certified as an Accident & Health Insurance Producer and Life Insurance Producer by the Tennessee Department of Commerce and Insurance.

Tripp Girdler reports to Chelsea Cooper, SVP, Strategic Partnerships. They work with and Ruchi Tandon - Associate Director, Strategic Partnerships.

Tripp Girdler

Danielle Ortega currently serves as the Sr. Marketing Manager at [Oscar Health](/org/oscar-health). Prior to their current role, Danielle held the position of Customer Experience Lead at Priority Health from October 2019 to May 2021. Danielle's professional experience also includes working as an Associate Director at Starcom from December 2012 to September 2019, as well as a Marketing Assistant+ Intern-Chevrolet at [Jack Morton Worldwide](/org/jack-morton-worldwide) from May 2012 to December 2012. Danielle began their career in 2009 as an intern for the Detroit Metro Convention & Visitors Bureau, before taking on internships with the Saginaw Spirit Hockey Club and General Sports and Entertainment.

Danielle Ortega has a BBA in Entertainment, Sports & Promotions Management from [Northwood University](/org/northwood-university) and certifications from Irrational Labs in Behavioral Design for Health and IAB in IAB Digital Media Buying & Planning Certification.

Some of their coworkers include Will Begeny - Senior Director, Marketing, Xuan Ky - Head of Performance Marketing, and Ariel Abramowitz - Associate Director, Marketing. Their manager is Ivan Wicksteed, Chief Marketing Officer.

Danielle Ortega

Alexandra Larizadeh is a Sr. Associate of Performance Marketing at [Oscar Health](/org/oscar-health). Alexandra has also worked as a Strategy and Planning Manager at [Carat](/org/carat) and a Case Leader at the [American Marketing Association](/org/american-marketing-association).

Alexandra has a keen eye for detail and an analytical mind, which has served their well in their roles in performance marketing and strategy. At [Oscar Health](/org/oscar-health), they have been responsible for developing and executing marketing plans that have driven significant growth for the company.

Prior to joining [Oscar Health](/org/oscar-health), Alexandra worked as a Strategy and Planning Manager at [Carat](/org/carat), where they were part of a team that helped clients build consumer relationships through effective communications. Alexandra also worked as a Case Leader at the [American Marketing Association](/org/american-marketing-association), where they conducted research and analysis on marketing campaigns.

Alexandra is a graduate of the University of California, Berkeley, where they majored in Business Administration.

Alexandra Larizadeh attended the [University of Miami](/org/university-of-miami), where they earned a Bachelor of Business Administration (B.B.A.) in Business, Management, Marketing, and Related Support Services. Alexandra also attended Paul D. Schreiber Senior High School.

They are on a team with Annie Brown - Associate Director, Product Marketing, Will Begeny - Senior Director, Marketing, and Ariel Abramowitz - Associate Director, Marketing. Alexandra Larizadeh reports to Ivan Wicksteed, Chief Marketing Officer.

Alexandra Larizadeh

Brittany Elias is a senior analyst at [Oscar Health](/org/oscar-health). Brittany has previously worked as a teaching assistant and co-instructor at [New York University](/org/nyu), an intern at [Henry Street Settlement](/org/henry-street-settlement), a social work intern at Abyssinian Development Corporation, a senior education program coordinator and executive assistant to the vice chair for education at NYU Langone Health, and a research assistant at NYU Child Study Center. Previously, they were also a teacher at PS46Q in the NYC Department of Education.

Brittany Elias has a Master of Social Work (MSW) from [Columbia University](/org/columbia-university) in Advanced Clinical Practice: Health/Mental Health & Disabilities. Brittany also has a Bachelor of Science (B.S.) from [New York University](/org/nyu) in Psychology / Education / Child & Adolescent Mental Health Studies. Brittany is certified by First Round Capital in Recruiter Track, [LinkedIn](/org/linkedin) in Talent Sourcing, and the New York State Education Department in Childhood Education (Grades 1-6) Initial Certificate and Students with Disabilities (Grades 1-6) Initial Certificate.

Brittany Elias reports to Rebecca Krouse, Chief People Officer. They work with Sussie Berry - Sr. Corporate Recruiter, Dimple Dhiman - Sr. Director, Executive Recruiting, and Dave Anders-Richards - Associate Director, People Strategy.

Brittany Elias

Joshua Rollins is the Manager of Recruiting Programs at [Oscar Health](/org/oscar-health). Joshua has over six years of experience in recruiting and employer branding. Prior to joining [Oscar Health](/org/oscar-health), Joshua was a Senior Content Marketing Specialist at [Quantcast](/org/quantcast) where they owned global employer branding strategy, ran lead-generating webinars for North America, and created video content for employer branding. Joshua also served as the lead for the LGBT Employee Resource Group, Pride Alliance at [Quantcast](/org/quantcast).

Before [Quantcast](/org/quantcast), Joshua was a Recruiting Coordinator/Sourcer at [Edmodo](/org/edmodo). In this role, they coordinated the recruiting process for all roles and sourced qualified candidates for technical roles.

Joshua began their career as a Project Coordinator, Employer Relations at the Stanford Graduate School of Business. In this role, they worked on various projects across the Career Management Center including impact analysis, database creation and content creation. Joshua also interned at Google in their People Technology & Operations department and served as a PsychConnect Peer Advisor at [Stanford University](/org/stanford).

Joshua Rollins attended [Stanford University](/org/stanford) and the Texas Academy of Mathematics and Science. Joshua has certification from LinkedIn in Creating a Positive Customer Experience, Enable Your Team for Success with LinkedIn Talent Insights - Assessment for Corporate Partners, Influencing Others, and Start Your Talent Insights Journey Assessment. Joshua also has certification from [Coursera](/org/coursera) in Foundations of Project Management.

Joshua Rollins reports to Rebecca Krouse, Chief People Officer. They are on a team with Brittany Elias - Sr. Analyst, People Operations, Christina Cates - Manager, People Strategy, and Sussie Berry - Sr. Corporate Recruiter.

Joshua Rollins

Coral Zelon is the Director of Florida Market P&L at [Oscar Health](/org/oscar-health). Coral has over seven years of experience in the healthcare industry, with a focus on health systems and process improvement. 

Coral began their career as a volunteer at St. Joseph Regional Health Center in 2010. Coral then completed a professional development opportunity at Hillcrest Baptist Medical Center before becoming an administrative intern at North Shore-LIJ Health System in 2012. 

In 2013, Coral joined Mount Sinai Health System as a senior health systems and process improvement analyst. In this role, they were responsible for analyzing and improving Mount Sinai's health care delivery processes. Coral also gained experience leading and coaching students and small groups. 

In 2015, Coral left Mount Sinai to join [Oscar Health](/org/oscar-health) as the director of Florida market P&L. In this role, they are responsible for overseeing all aspects of [Oscar Health](/org/oscar-health)'s business in Florida, including marketing, sales, product development, and operations.

Coral Zelon has a Master in Public Health from Columbia University Mailman School of Public Health and a Bachelor of Science in Biomedical Science from Texas A&M University College. Coral also has a minor in Business Administration from Texas A&M University College.

Aditya Shah - Associate, Market P&L, Jared Aber - Senior Manager, Florida Market, and Franklyn Nnakwue - Associate, Market P&L report to Coral Zelon. Coral Zelon reports to Dennis Hillen, Southeast Market Region Leader.

Coral Zelon

Erin Landau is a senior product manager at [Oscar Health](/org/oscar-health). Erin has previously worked as a product manager at Brighter and [Ovia Health](/org/ovia-health), and as a pricing and underwriting analyst at [Kaiser Permanente](/org/kaiser-permanente). 

Landau has led the delivery of a scalable patient reviews platform which collects, analyzes, and displays patient feedback on providers. Erin has also managed the development process from concept to launch for a number of products, and has spearheaded SFTP, SSO and API integrations with key teams across various organizations. 

Some of Landau's key achievements include crafting a medical specialty expansion plan and launching reviews to new medical provider specialties, which led to an increase in patient reviews collected within a single day. Erin has also worked with legal, privacy, compliance, and security teams to pioneer infrastructure and security patterns for Personal Health Information (PHI) in the public cloud for Cigna IT.

Erin Landau earned a Bachelor of Arts in Public Health from [Dartmouth College](/org/dartmouth) and a degree in Biostatistics from Harvard Extension School.

They work with Allison Yamamoto - Sr. Product Manager, Neha Kumar - VP, Product Manager, and Bill Williams - Director of Product Management, Growth. Erin Landau reports to Jesse Horowitz, Chief Product Officer.

Erin Landau

Chelsea Cooper is the SVP of Strategic Partnerships at [Oscar Health](/org/oscar-health). Chelsea has over 15 years of experience in sales, business development, and operations. 

Chelsea started their career at [Goldman Sachs](/org/goldman-sachs) in 2003, where they worked in prime brokerage sales. Chelsea left [Goldman Sachs](/org/goldman-sachs) in 2007 to join Amber Capital, a private equity firm, as an associate. From 2009 to 2011, Chelsea was the COO of Samasource, a social business that connects people living in poverty to work opportunities. In 2012, Chelsea joined [Uber](/org/uber) as the General Manager of [Uber](/org/uber) X, and helped launch and grow the [Uber](/org/uber) platform in New York City. In 2014, Chelsea left [Uber](/org/uber) to join [Hired](/org/hired), Inc., as the Head of Domestic Expansion. At [Hired](/org/hired), they were responsible for launching [Hired](/org/hired)'s platform in new markets across the US. In 2016, Chelsea joined [Oscar Health](/org/oscar-health) as the SVP of Strategic Partnerships. 

Chelsea is a graduate of [Harvard Business School](/org/harvard-business-school) and Stanford University.

Chelsea Cooper has a Master of Business Administration from the [London Business School](/org/london-business-school), a BA in Political Science from [Brown University](/org/brown-university), and a high school diploma from Bancroft.

Chelsea Cooper reports to Mario Schlosser, CEO & Co-Founder. Some individuals on their team include Tripp Girdler - Sales Strategy Manager, Ruchi Tandon - Associate Director, Strategic Partnerships. Chelsea Cooper works with Neil Parikh - President, Oscar Medical Group, Alessa Quane - EVP, Chief Insurance Officer, and Jesse Horowitz - Chief Product Officer.

Chelsea Cooper

Siddhartha Sankaran is the current Director at [Oscar Health](/org/oscar-health). Siddhartha has also previously served as Chairman of the Board of Directors at Third Point Re and as Chief Financial Officer at AIG. Siddhartha is a Partner - Financial Services at [Oliver Wyman](/org/oliver-wyman).

Sid has over 20 years of experience in the financial services industry. Siddhartha joined [Oscar Health](/org/oscar-health) in 2012 as its CFO, helping the company through its successful IPO in 2021. Prior to that, they served as EVP and CFO of AIG from 2010 to 2018. Siddhartha was a key member of the executive team which helped the insurer through its restructuring from government support.

Sid started their career at [Oliver Wyman](/org/oliver-wyman) in 1999, where they worked for over 10 years before joining AIG. Siddhartha has been a Partner - Financial Services at [Oliver Wyman](/org/oliver-wyman) since January 1999.

Siddhartha Sankaran graduated from the [University of Waterloo](/org/university-of-waterloo) with a Bachelor's degree in Mathematics.

Siddhartha Sankaran

Dennis Hillen is the Southeast Market Region Leader at [Oscar Health](/org/oscar-health). Dennis has over 20 years of experience in finance and operations.

Dennis started their career as a Network Administrator and then moved into sales engineering. In 1999, they joined [eCampus.com](/org/ecampus-com) as the Network Operations Center. Dennis was with the company for one year before moving on to EcoDigital Development Group, Inc.

At EcoDigital, Dennis held various roles including Director of Planning and Director of Sales Engineering. Dennis was with the company for nine years before moving on to Humana in 2008.

At Humana, Dennis was the AVP - Enterprise Transformation. Dennis was with the company for twelve years before joining [Oscar Health](/org/oscar-health) in 2020.

Dennis Hillen graduated from the [University of Kentucky](/org/university-of-kentucky) with a BBA in finance. Dennis then went on to earn their MBA from Indiana University Southeast.

Dennis Hillen reports to Alessa Quane, EVP, Chief Insurance Officer. A direct report to Dennis Hillen is and Coral Zelon - Director, Florida Market P&L.

Dennis Hillen

Franklyn Nnakwue is currently an Associate at [Oscar Health](/org/oscar-health), and has previously worked as an intern at Provepharm and [Thermaband](/org/thermaband). Franklyn has also been a Team Lead and MBA Consultant at [Direct Supply](/org/direct-supply-inc), and a Summer Associate at [Vertex Pharmaceuticals](/org/vertex-pharmaceuticals). Franklyn has a Full-time MBA from Washington University in St. Louis - Olin Business School.

Franklyn Nnakwue's educational career includes a Master's degree in Computer and Information Technology from the [University of Pennsylvania](/org/university-of-pennsylvania), a Master of Business Administration - MBA from Washington University in St. Louis - Olin Business School, and a Bachelor of Medicine, Bachelor of Surgery - MBBS from the University of Ibadan. Franklyn also has a High School Diploma from Oregbeni Estate School and a Primary School Leaving Certificate from Oregbeni Estate Primary School. In addition, they have a certification from [Coursera](/org/coursera) in Computational Thinking for Problem Solving.

Franklyn Nnakwue reports to Coral Zelon, Director, Florida Market P&L. Franklyn Nnakwue works with Jared Aber - Senior Manager, Florida Market, Maria Argibay - Associate, Market P&L, and Aditya Shah - Associate, Market P&L.

Franklyn Nnakwue

Brian Lee is currently a Product Manager at [Oscar Health](/org/oscar-health). Prior to that, they worked at Google as a Product Manager from September 2018 to January 2022. Brian's focus there was on consumer experiences and monetized conversions. Before that, they were an SDE Intern at Amazon from May 2017 to August 2017 where they developed a full fledged tagging system on top of the Pipelines tool to help developers better manage their pipelines.

Brian Lee graduated from Saint Francis High School and went on to study Computer Science at [Purdue University](/org/purdue-university), where they earned their Bachelor of Science (B.S.) degree.

Brian Lee reports to Bill Williams, Director of Product Management, Growth.

Brian Lee

Ranmali Bopitiya is currently the Chief Legal Officer at [Oscar Health](/org/oscar-health). Prior to that, they served as the Chief Legal Officer at [Everside Health](/org/everside-health) from July 2019 to January 2022. Ranmali has also held the position of Vice President & General Counsel at Colorado Permanente Medical Group (CPMG) from November 2016 to June 2019. 

At [Everside Health](/org/everside-health), Ranmali led the legal, compliance and risk management functions. [Everside Health](/org/everside-health) is a NEA portfolio company focused on delivering value-based, comprehensive primary care. At Colorado Permanente Medical Group (CPMG), Ranmali advised the Board of Directors on legal risks and corporate governance, and served as a thought partner to the executive team on strategic initiatives. Ranmali also counseled the executive team and the Board on navigating the complicated contractual relationship between CPMG and Kaiser Foundation Health Plans. 

In their role as Chief Legal Officer at [Oscar Health](/org/oscar-health), Ranmali is responsible for leading the legal team and advising on all legal matters. Ranmali also oversees the compliance and risk management functions.

Ranmali Bopitiya attended Pine View School, the [University of Virginia](/org/university-of-virginia) (UVA), where they double majored in Biology and Religious Studies, Yale Law School, and [Harvard University](/org/harvard), where they obtained their MPH in Health Policy and Management.

Ranmali Bopitiya reports to Mario Schlosser, CEO & Co-Founder. Ranmali Bopitiya works with Jackie Kahn - Chief Communications Officer, Rebecca Krouse - Chief People Officer, and Chelsea Cooper - SVP, Strategic Partnerships.

Ranmali Bopitiya

Paul Kamel is the VP of Platform Strategy at [Oscar Health](/org/oscar-health). Paul has over seven years of experience in the healthcare industry, including five years at [McKinsey & Company](/org/mckinsey-company). At McKinsey, they were an Associate Partner and Senior Solution Leader for Healthcare Analytics & Delivery. Paul has also worked as a Carrier Relations Manager at TELUS. Paul has an MBA from [IE Business School](/org/ie-business-school).

Paul Kamel holds an IMBA from [IE Business School](/org/ie-business-school) and a Bachelor's of Engineering from [McGill University](/org/mcgill-university).

Paul Kamel works with Jackie Kahn - Chief Communications Officer, Chelsea Cooper - SVP, Strategic Partnerships, and Neetu Rajpal - CTO. Their manager is Mario Schlosser, CEO & Co-Founder.

Paul Kamel

Anna Lee is the VP of People Operations at [Oscar Health](/org/oscar-health). Anna has over 15 years of experience in Human Resources and has worked for companies such as [Deloitte](/org/deloitte), [Celmatix](/org/celmatix), and [McKinsey & Company](/org/mckinsey-company).

Anna Lee completed their undergraduate degree at [New Mexico State University](/org/new-mexico-state-university) with a Bachelor of Music. Anna then went on to earn their Master of Arts from [New York University](/org/nyu).

Their manager is Rebecca Krouse, Chief People Officer. They work with Dave Anders-Richards - Associate Director, People Strategy, Joshua Rollins - Manager, Recruiting Programs, and Dimple Dhiman - Sr. Director, Executive Recruiting.

Anna Lee

Nick Reber

Norhan Elbermawy

Rebecca Krouse is the Chief People Officer at Oscar, where she oversees talent acquisition, people strategy, learning and development, culture and engagement, total rewards, HR systems and operations, and diversity, inclusion and belonging. She has helped build Oscar’s People function over the past five years, and supported scaling Oscar from a start-up to a public company. She is one of Oscar’s longest-serving senior leaders and a strategic advisor to the company’s executive team on the evolution of their workforce, culture, and operations.

Rebecca has over 15 years of operational, advisory, and general management experience across multiple industries. Prior to joining Oscar, she held a variety of security and senior operational roles at [Bridgewater Associates](/org/bridgewater-associates), one of the world’s largest hedge funds. Throughout her career she has provided management and workforce development advice to leaders of companies in healthcare, finance, advertising and entertainment.

She holds a Bachelor’s degree from [New York University](/org/nyu).

Rebecca Krouse

Mario Schlosser is the CEO and co-founder of Oscar, a health-insurance start-up that is using technology, design, and data to help humanize and simplify healthcare. Previously, he co-founded the largest social gaming company in Latin America, where he led the company’s analytics and game design practices.

At [Bridgewater Associates](/org/bridgewater-associates), Mario developed analytical trading models as a Senior Investment Associate. Prior to Bridgewater, he worked as a consultant for [McKinsey & Company](/org/mckinsey-company) in Europe, the U.S. and Brazil. As a visiting scholar at [Stanford University](/org/stanford), Mario wrote and co-authored 10 computer science publications, including one of the most-cited computer science papers published in the past decade, in which he developed an algorithm to securely compute trust in randomized networks.

He holds a degree in computer science with highest distinction from the University of Hannover in Germany and an MBA from [Harvard Business School](/org/harvard-business-school).

Mario Schlosser

Neetu Rajpal is the Chief Technology Officer at Oscar. She oversees Oscar's fully cloud native distributed software stack and the IT infrastructure.

Neetu Rajpal

Neil Parikh is the President of Oscar Medical Group.

Dr. Neil Parikh joined Oscar in 2017 as Senior Medical Director of Care Delivery. He oversees Oscar’s clinic, telemedicine operations, complex case management, and clinical concierge services. He holds the title of Assistant Clinical Professor at UCLA, where he continues to teach and practice as a Hospitalist part time. Prior to joining Oscar and in addition to practicing, Neil provided consulting services to medical professional societies and co-founded GiveAmply, a tech platform that facilitates corporate matching of donations to charities. Neil completed his Internal Medicine residency at Cedars Sinai, MBA at the Wharton School at UPenn, and MD at the Keck School of Medicine at USC.



Neil Parikh

Meghan Joyce transitioned from COO to an Advisory role in April 2022. Meghan joined [Oscar Health](/org/oscar-health) in 2019 as the EVP of Platform.

Meghan Joyce

Jenny Lustig

Christina Cates

Ruchi Tandon

Allie Floyd

Dave Anders-Richards

Sussie Berry

Kate Faulkner

Ohen joins Oscar after spending 12 years at [Verizon](/org/verizon-communications). He most recently served as director of global talent acquisition.

Gerard Ohen

Alexis Aria

Allison Yamamoto is a Sr. Product Manager at [Oscar Health](/org/oscar-health). Allison has also worked as a Product Lead, Enrollments at [Oscar Health](/org/oscar-health) and as a Product Management and Software Engineering Intern at [Nexleaf Analytics](/org/nexleaf-analytics). In addition, Allison has been an Engineering Lead at [LinkedIn](/org/linkedin) and a Software Engineering Intern at [LinkedIn](/org/linkedin).

Allison Yamamoto is currently pursuing a BS and BA simultaneously at the University of California, Berkeley in the fields of business administration and computer science. Allison also attended Torrey Pines High School.

Allison Yamamoto works with Bill Williams - Director of Product Management, Growth, Neha Kumar - VP, Product Manager, and Michael Farley - VP, Product Design. Allison Yamamoto reports to Jesse Horowitz, Chief Product Officer.

Allison Yamamoto

Neha Kumar

Experienced leader with a demonstrated history of working in the communications and marketing industry. Skilled in Crisis Communications, Journalism, Corporate Communications, Management, and Social Media. Strong business development professional with a Bachelor of Arts (B.A.) focused in English and Education from Swarthmore College.

Jackie Kahn

Molly Ruttenberg

Ben Hirsch

Bill Williams

Robert Meggs

Maria Argibay

Lead marketing across all lines of business.

Will Begeny

Jared Aber

Joshua Kushner

Mark

Devon Groomes

Aditya Shah

David Plouffe

Elbert O. Robinson

Vanessa A. Wittman

Charles E. Phillips

Jeffery H. Boyd

Patrick Austermann

Oversees paid media, analytics, and CRM for Oscar’s B2C (ACA and Medicare) and B2B (Cigna + Oscar) lines of business.


Oscar Health

Org chart

Teams

Leadership Team

CEO and Executive Team

Board of Directors

Founding Team

Southeast Market P&L

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