Hyun Cheol (Charles) Woo, MPH, currently serves as a Senior Data Scientist in Strategic Finance at Headway since September 2025. Prior to this role, Charles was the Lead Data Insights Manager at Flatiron Health from April 2022 to September 2025, during which time Charles also held positions as a Senior Data Analyst and Data Analytic Engineer. Additional experience includes serving as a Finance Analyst at Healthfirst from June 2020 to April 2022 and as a Graduate Research Coordinator at Columbia University Irving Medical Center from May 2019 to May 2020, where Charles managed a pancreatic cancer study and maintained databases. Charles's early career included a Research Intern position at Columbia University, focusing on data accuracy and analysis, and a Technology Assistant role at Bioclinica. Charles holds a Master of Public Health in Epidemiology from Columbia University Mailman School of Public Health and a Bachelor of Science in Biology and Anthropology and Sociology from Lafayette College.
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