Geoff Price, 37
Co-founder, chief operating officer, Oak Street Health
Price has been a key figure behind Oak Street Health’s rapid expansion across the nation. Oak Street, which provides community-based care for Medicare beneficiaries, has gone from one clinic in Chicago in 2012 to nearly 50 nationwide. Oak Street has also forged partnerships with larger healthcare organizations, such as creating a primary-care center with Advocate Aurora Health and developing a Medicare Advantage partnership with Blue Cross and Blue Shield of Rhode Island.