With 64 million people enrolled, billions of dollars in payouts, and millions of clinicians and health systems in the mix, it’s hard to see how Medicare policies translate to the doctor’s office or the bedside. But Medicare director Dr. Meena Seshamani, an ear, nose, and throat surgeon and a health economist, is working to change that. Dr. Seshamani talked with Dr. Josh Sharfstein about improving Medicare on a large scale while making it more accessible and helping individual patients live better, healthier lives.