Thomas Dean Sequist, MD, MPH

Chief Medical Officer at Mass General Brigham (MGB)

Dr. Sequist is the Chief Medical Officer at Mass General Brigham (MGB). Prior to that, he was MGB’s Chief Quality and Safety Officer, where he worked with the leadership of multiple hospitals and institutions to measure and improve the delivery of health care across the care continuum. He is a Professor of Medicine and Health Care Policy at Harvard Medical School, with joint appointments in the Division of General Internal Medicine at Brigham and Women’s Hospital and the Department of Health Care Policy at Harvard Medical School.

Dr. Sequist previously was a general internist and Director of Research and Clinical Program Evaluation at Harvard Vanguard Medical Associates and Atrius Health. His research interests include ambulatory quality measurement and improvement, with a focus on patient and provider education, and the innovative use of health information technology.  Dr. Sequist is particularly interested in health policy issues affecting care for Native Americans and has worked collaboratively with the Indian Health Service to evaluate the provision of care for this population.

Dr. Sequist is a member of the Taos Pueblo tribe in New Mexico and is committed to improving Native American health care, serving as the Director of the Four Directions Summer Research Program at Harvard Medical School and the Medical Director of the Brigham and Women’s Hospital Physician Outreach Program with the Indian Health Service. He graduated from Cornell University with a B.S. in Chemical Engineering.  He earned his M.D. degree from Harvard Medical School and his M.P.H. degree from the Harvard T.H. Chan School of Public Health.

“The Program in Clinical Effectiveness was essential in providing me with the tool set required to conduct rigorous health services research and understand how to evaluate quality improvement interventions. It also allowed me to create the professional network of colleagues that I still rely on today to be effective at my job.”