Jonathan Nasser MD, MBA, currently serves as President and Chief Medical Officer at Optum since February 2024. Prior to this role, Jonathan held the positions of President and Chief Clinical Integration Officer at Crystal Run Health from August 2002 to March 2024. Jonathan earned a Bachelor of Arts in Economics from Williams College (1989-1993) and completed medical education at the University of Virginia School of Medicine (1993-1997). Additionally, Jonathan obtained a Master of Business Administration from Duke University's Fuqua School of Business between May 2021 and May 2023.