John P. Haskoor, M.D.

Dr. John Haskoor, M.D., specializes in the diagnosis and treatment of shoulder conditions, helping patients restore strength, motion, and comfort in everyday life. He offers a range of advanced treatments—including a specialized reverse shoulder replacement—for those with complex joint damage. With a focus on personalized care, he guides each patient through treatment options that fit their needs and lifestyle. His goal is to help people return to the activities they enjoy with lasting relief and improved function.

Dr. Haskoor graduated Summa Cum Laude from the University of Connecticut before earning his Medical Degree at the NYU School of Medicine, where he was inducted into the prestigious Alpha Omega Alpha (AOA) Honor Medical Society. He completed his internship and orthopedic surgery residency at the University of Massachusetts Medical School, followed by a elite, specialized Shoulder and Elbow Fellowship at The Johns Hopkins Hospital in Baltimore, MD.

Board-certified by the American Board of Orthopaedic Surgery, Dr. Haskoor maintains active memberships in top professional organizations, including the American Shoulder and Elbow Surgeons (ASES), the American Academy of Orthopaedic Surgeons (AAOS), and the Massachusetts Orthopedic Association (MOA). He is also an active contributor to clinical research in shoulder reconstruction and sports medicine, with peer-reviewed publications in major orthopedic journals such as the Journal of Shoulder and Elbow Surgery and JBJS Case Connector.