Gregory Billy has over 25 years of experience in the medical profession. He earned his M.D. from the Penn State College of Medicine and completed his residency in physical medicine and rehabilitation at Sinai Hospital-Johns Hopkins Hospital. He is a practicing physician at Penn State Sports Medicine at Penn State University, where he specializes in physical medicine and rehabilitation. Dr. Billy also serves as a team physician at Penn State and is an associate professor in the Department of Orthopaedics and Rehabilitation and Physical Medicine and Rehabilitation.