He directs their shoulder team and specializes in shoulder, knee and sports medicine. He is an Assistant Professor of Orthopaedics at Harvard Medical School, and was formerly co-director of the Harvard Shoulder Service, and co-director of the Harvard Shoulder Fellowship. He was on the staff at the prestigious Massachusetts General and Brigham & Women's Hospitals, where he specialized in disorders of the shoulder, knee, and elbow as well as sports-related injuries. He was also the director of the Musculoskeletal Proteomics Research Group at Harvard.