Lewis G. Sandy, MD, MBA, serves as Chair of the Health Care Payment Learning & Action Network’s Clinical Episode Payment Work Group. He is Executive Vice President, Clinical Advancement, at UnitedHealth Group. His work focuses on clinical innovation, payment/delivery reforms to modernize the health care system, and physician collaboration. He also is a principal in the UnitedHealth Center for Health Reform and Modernization, with a focus on payment/delivery innovation and policy. From 2003 to 2007, Dr. Sandy served as Executive Vice President and Chief Medical Officer of United Healthcare, UnitedHealth Group’s business focusing on the employer/individual health benefits market. From 1997 to 2003, Dr. Sandy was Executive Vice President of the Robert Wood Johnson Foundation, responsible for the foundation’s program development and management, strategic planning, and administrative operations. An internist and former Health Center Medical Director at the Harvard Community Health Plan, Dr. Sandy received his BS and MD from the University of Michigan and an MBA from Stanford University. Dr. Sandy served his internship and residency at Beth Israel Hospital in Boston. He is a senior fellow of the University of Minnesota School of Public Health, Department of Health Policy and Management.