Margaret-Mary Wilson, M.D., was named Executive Vice President and Chief Medical Officer of UnitedHealth Group in December 2021. In this role, Wilson advances the company’s clinical innovations and leads efforts to develop a modern, sustainable high-performing health system that addresses critical opportunities to improve health equity, expand access, lower costs, and improve outcomes and experiences for patients, payers and providers. She joined UnitedHealth Group in 2008 and served as Associate Chief Medical Officer of UnitedHealth Group and Chief Medical Officer for UnitedHealthcare Global.

Before joining UnitedHealth Group, Dr. Wilson was an associate professor of Internal and Geriatric Medicine at St. Louis University, Missouri. Her clinical experience spans a variety of health care settings across four continents: in Africa, the United Kingdom, South America, and the United States.

In 2024 and 2022, Modern Healthcare named Dr. Wilson one of the 50 Most Influential Clinical Executives. In 2023, Dr. Wilson was recognized by Modern Healthcare as one of the Top Women Leaders and Women to Watch. In 2022, Dr. Wilson was named to Forbes 50 Over 50 list. Dr. Wilson was also named one of the Top 100 most influential African Americans in Business by the National Diversity Council in 2021.