Greenfield Orthopedics: Surgery & Sports Medicine is an orthopedic and sports medicine practice serving the Phoenix community since 1993. The practice specializes in knee and shoulder disorders, including work-related injuries and Workers' Compensation cases. It is led by Dr. Greenfield, a Doctor of Osteopathic Medicine with fellowship training in sports medicine focused on knee and shoulder conditions at the Insall Scott Kelly Institute for Orthopaedic and Sports Medicine in New York City. Dr. Greenfield is a member of the American Osteopathic Association, the Arthroscopy Association of North America, the American Osteopathic Orthopaedic Society for Sports Medicine, and the American Academy of Orthopaedic Surgeons.