Meet Dr. Michael J. Sileo – Now Accepting NYSHIP
Board Certified Orthopedic Surgery & Sports Medicine

Dr. Sileo is a native of Garden City, Long Island, and graduated magna cum laude from the College of William and Mary in Williamsburg, Virginia in 1998. He subsequently earned his medical degree at SUNY Stony Brook in 2002. His post-graduate training included a surgical internship and orthopedic surgery residency at SUNY Stony Brook, where he was selected by the faculty to serve as administrative chief resident in his final year. He then completed a fellowship in sports medicine at the prestigious Lenox Hill Hospital in Manhattan, where he served as an assistant team orthopedist to the New York Jets, New York Islanders, Hofstra University, and Hunter University. Dr. Sileo has published extensively on shoulder, knee, and ankle injuries including rotator cuff tears, shoulder instability, labral tears, complex knee ligamentous injuries, and achilles tears. He has presented his clinical research at both regional and national meetings. Dr. Sileo is board-certified by the American Board of Orthopaedic Surgery for both Orthopedic Surgery and Sports Medicine and is a Fellow of the American Academy of Orthopaedic Surgery (FAAOS).
Dr. Sileo has a particular interest in the care of both the competitive and recreational athlete. He is actively involved in the community, and can frequently be found taking care of athletes on the sideline of several local football teams. He specializes in the arthroscopic and minimally invasive treatment of shoulder, hip, and knee injuries, but has extensive experience in most areas of both operative and non-operative orthopedics. Dr. Sileo is one of the few orthopedic surgeons in the tri-state area who routinely performs hip arthroscopy for the minimally invasive treatment of hip labral tears and femoroacetabular impingement.
Dr. Sileo’s practice emphasizes both rehabilitation as well as training to prevent sports related injuries. His other areas of interest include the treatment of cartilage and meniscal injuries, platelet rich plasma therapy, and fracture care. Dr. Sileo currently serves as Director for the Division of Sports Medicine at St. Charles Hospital, and is President of the St. Charles Medical Staff.







Frequently Asked Questions
Orthopedic doctors diagnose and treat injuries and disorders affecting your bones, joints, muscles, ligaments, tendons, and nerves. Common conditions include fractures, sprains, arthritis, tendonitis, back pain, sports injuries, and chronic joint pain.
Many insurance plans require a referral from a primary care provider, but some allow you to schedule directly. It’s best to check with your insurance carrier or contact our office for guidance.
Bring a photo ID, insurance card, any recent imaging (X-ray, MRI, CT scans), a list of medications, and details about previous treatments. Wearing comfortable clothing also helps with physical evaluations.
Yes. Dr. Sileo regularly treat athletes of all ages and skill levels. Common sports injuries include ACL tears, rotator cuff injuries, meniscus tears, tendonitis, and overuse injuries.
Our Locations
East Setauket Location
6 Technology Drive, Suite 100, East Setauket, NY 11733
Commack Location
500 Commack Road, Commack, NY 11725
GET IN TOUCH WITH US
Now Accepting NYSHIP. Contact Us Today!
For all appointments and inquiries, please call (631) 689-4189 or request an appointment online.
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