Dr. Mark J. Sterling is a physiatrist in Smithtown, New York and is affiliated with St. Catherine of Siena Hospital and North Shore Surgi-Center. He received his medical degree from New York Medical College and has been in practice for more than 20 years. Dr. Mark J. Sterling has expertise in treating arthritis, spinal stenosis and spondylosis, rotator cuff injury, among other conditions - see all areas of expertise. Dr. Mark J. Sterling accepts Medicare, Aetna, Blue Cross, United Healthcare - see other insurance plans accepted.