Dr Stephen Nicholas orthopedic surgeon




Clinical Areas of Interest

  • Sports medicine – All facets of sports medicine
  • Shoulder – Shoulder instability, labral tears, rotator cuff injuries, shoulder arthroplasty
  • Knee – Knee ligament injuries, cartilage injuries, unicondylar knee arthroplasty and total knee arthroplasty
  • Elbow – Elbow ligament injuries, fractures, elbow arthroscopy
  • Orthopedic surgery – Fractures of the shoulder, elbow and knee


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Stephen Nicholas, M.D., founder and current director of NY Orthopedics, is a recognized authority in the field of sports medicine. As director of the Nicholas Institute of Sports Medicine and Athletic Trauma (NISMAT), the first hospital-based facility dedicated to the study of sports medicine in the country, he has continued the renowned research and training in the fields of sports medicine and physical therapy.

Over the years, Dr. Nicholas has dedicated a great deal of time to treating professional, collegiate and amateur athletes. He has served as the orthopedic team physician for the New York Jets, New York Islanders and the athletes at Hofstra University. He also served as a member of the mayor’s New York City Sports Commission.

Dr. Nicholas has been recognized as “One of New York’s Best Doctors” by New York Magazine for the last ten years. In 2005, he was accepted as a member of the American Orthopaedic Association, which signifies honor and accomplishment in orthopedics and a commitment to active leadership in the specialty.

Dr. Nicholas is a native New Yorker and a graduate of Harvard University. He received his medical degree from New York Medical College followed by a residency at the Hospital for Special Surgery and a fellowship in sports medicine at Lenox Hill Hospital.


Board Certifications

American Board of Orthopedic Surgery


Professional & Faculty Appointments

Clinical Assistant Professor, Physician Assistant Studies
Pace University

Associate Director, Sports Medicine Fellowship
Lenox Hill Hospital, Department of Orthopedics

Director, Nicholas Institute of Sports Medicine and Athletic Trauma (NISMAT)
Lenox Hill Hospital

Director, Bioskills Laboratory
Lenox Hill Hospital, Department of Orthopedics



Medical Society of State of New York
American Medical Association
New York County Medical Society
Medical Leadership Council Lenox Hill Hospital
Advisory Board
Hellenic Medical Society
Quigley Orthopaedic Society
American Orthopaedic Association
Arthroscopy Association of North America
American Academy of Orthopedic Surgeons
American Orthopaedic Society of Sports Medicine


Practice Locations

Dr. Nicholas sees patients at the following office locations:

New York, NY
159 East 74th Street, 2nd Floor
New York, NY 10021
(212) 737-3301


Westbury, NY
1600 Stewart Avenue, Suite 100
Westbury, NY 11590
(516) 243-8506

Scarsdale, NY
2 Overhill Road, Suite 310
Scarsdale, NY 10583
(914) 725-6970

Dr. Nicholas has consistently been named one of New York’s Best Doctors by:

  • New York Magazine
  • U.S. News & World Report
  • New York Super Doctors®
  • Castle Connolly
  • Consumers’ Research Council of America

New York Magazine Best Doctors

US News World Report Top Doc

New York Times Magazine Super Doctor

NY Times Magazine Super Doctors

Castle Connolly Top Doctors

Guide to Americas Top Orthopedists

Physician Assistants

Rocco Racanelli PA-C assists Dr. Stephen Nicholas

Jamie Gabel PA-C assists Dr. Nicholas
Rocco M. Racanelli, PA-C and Jamie Gabel, PA-C are the physician assistants to Dr. Nicholas. Physician assistants are an important part of the medical team at NY Orthopedics, providing our patients with effective and timely care and communication. With the support of PAs, we are able to pursue our goal of getting our patients back to their active lives in the shortest time possible.

Rocco’s Bio >
Jamie’s Bio >