Dr. Ali Khan, 36
Executive medical director, Oak Street Health
Khan has been a key player in Oak Street's growth efforts, including helping launch new programs for in-home primary care in senior housing facilities. He also oversaw expansion of the company's largest division from one state to a four-state territory. During the pandemic, he led the design and rollout of telehealth, resulting in 90% of visits going virtual in 10 days. And he launched a partnership with Chicago and Illinois public health agencies to deploy testing to predominantly Black and Latino ZIP codes.