Mark E. Steiner, MD serves as the Chief of the Orthopedic Sports Medicine Service at the New England Baptist Hospital.  He also serves as the orthopedic surgeon to the Harvard University Athletic Department and the Harvard University Health Service.  He has academic appointments at Harvard Medical School and Tufts Medical School.

Dr. Steiner specializes in arthroscopic and reconstructive surgery of the shoulder, knee, elbow, ankle and foot.  He sees patients at Sports Medicine Associates 830 Boylston Street, Brookline Mass. and at the Harvard University Health Service.  He was a former All-Ivy football player at Harvard before earning a medical degree at Columbia University.  He completed an orthopedic residency at the Harvard Orthopedics Programs then completed a sports medicine fellowship under William A. Grana, MD. at the University of Oklahoma.  Dr. Steiner cares for professional athletes as well as college and high school athletes.

Dr. Steiner belongs to multiple societies including the American Orthopedic Society for Sports Medicine, the Arthroscopy Association of North America, the American Orthopedic Association, the American Academy of Orthopedic Surgeons and the Herodicus Society (President in 2008-2009).  He has served on multiple national orthopedic committees and he has been named as one of Boston's Top Doctors.  He has authored numerous articles and textbook chapters on sports medicine and orthopedic surgery.  His research focuses primarily on knee reconstructive surgery and injury prevention.