Harry L. Leider, MD, MBA currently is the Chief Medical Officer and Executive Vice President of Gelesis, a biotech firm focused on obesity and major diseases of the gastrointestinal tract. With over 25 years of experience as a senior healthcare executive in a variety of innovative healthcare companies, his passion is leveraging his business, leadership, and clinical skills to create programs, services, and intellectual property that improve the health of large populations at scale. Prior to joining Gelesis, Dr. Leider’s role as Chief Medical Officer and Group Vice President at Walgreens provided a unique platform to impact the 6 million customers who visited a Walgreens store each day, as well as the 2 million customers who interacted with Walgreens digitally.
Prior to joining Walgreens, Dr. Leider was Chief Medical Officer and Senior Vice President of Ameritox, a national specialty laboratory that provides medication monitoring services to physicians that treat chronic pain and serious mental illness. Previously, he was Chief Medical Officer of XLHealth, a national Medicare Advantage plan that served seniors with common chronic illnesses. Dr. Leider speaks frequently to national audiences and is a core faculty member for the American Association of Physician Leadership where he also served as a recent past-President and Board Chairman. Dr. Leider has also served on the faculty of Harvard Medical School and the Johns Hopkins Carey School of Business.