About Dr. Robert Marx

Dr. Robert Marx is an attending orthopedic surgeon at the Hospital for Special Surgery in New York City and a Professor of Orthopedic Surgery at Weill Cornell Medical College. He specializes in surgery of the knee and shoulder, as well as other joints involved in sports injuries. Dr. Marx has been voted as one of the “Best Doctors in New York” by New York Magazine for multiple years.

In an effort to improve patient outcomes, Dr. Marx has also conducted extensive clinical orthopedic research. He has published four books and over two hundred peer-reviewed scientific publications. Dr. Marx has received numerous awards for his research and teaching.

Education & Certification

Dr. Marx received his MD from McGill University, his MSc in Clinical Epidemiology from the University of Toronto, and his BSc in Biology from the Université de Montréal. He completed his post-graduate training in Orthopedic Surgery at the University of Toronto and completed a fellowship in Sports Medicine and shoulder surgery at the Hospital for Special Surgery in New York. Dr. Marx is certified by the American Board of Orthopedic Surgery and the Royal College of Surgeons of Canada.

Practice Locations

Hospital for Special Surgery
541 East 71st Street, Ground Floor
New York, NY 10021

Westchester Office
HSS Westchester
1133 Westchester Avenue
White Plains, NY 10604

Research & Publications

Dr. Marx is a clinician scientist at the Hospital for Special Surgery, where he is the Director of the Foster Center for Clinical Outcomes Research. He also serves as Deputy Editor for Sports Medicine and Associate Editor for Evidence-Based Orthopaedics for the Journal of Bone & Joint Surgery. He has published extensively in the areas of knee and shoulder surgery and orthopedics sports medicine. He has published a book on ACL injury prevention and recovery strategies, a textbook on revision ACL reconstruction, and a textbook on bone tumors. He has also written over 12 book chapters on knee and shoulder surgery, and published more than 200 peer-reviewed scientific articles in national and international orthopedic and research journals. A list with links to Dr. Marx’s publications can be found under the “Media” tab.

Dr. Marx has also received many peer-reviewed grants for his work in orthopedic research. He is currently a co-investigator on a five-year, NIH-funded grant to study outcomes of arthroscopic hip surgery. He has been awarded research funding from the ACL Study Group, the MacArthur Foundation, the NIH, and the United States Agency for Healthcare Research and Quality. In addition, for the past ten years, Dr. Marx has reviewed grants from other surgeons on behalf of the Orthopedic Research and Education Foundation (OREF), the nation’s largest non-profit orthopedic research granting agency.

Invited International Lectures

Dr. Marx has been invited to lecture as The Visiting Professor of Orthopedic Surgery at many academic institutions, including Harvard University, the Mayo Clinic, and his alma mater, The University of Toronto. He has also travelled around the world to teach physicians as well at conferences in Austria, Brazil, Canada, Greece, Holland, Israel, Italy, Portugal, Japan, Norway, Switzerland and New Zealand. Dr. Marx currently serves on the Board of Directors of the International Society of Arthroscopy, Knee Surgery and Orthopedic Sports Medicine (ISAKOS). A leading international society comprised of surgeons from 92 countries worldwide, ISAKOS supports and promotes education, research, and patient care in arthroscopy, knee surgery, and sports medicine.

Visiting surgeons from around the world have come to New York to observe Dr. Marx in the operating room, including surgeons from Argentina, Belgium, Brazil, Canada, China, France, Germany, Greece, India, Ireland, Israel, Italy, Japan, Lithuania, Poland, Spain, and Turkey. He also treats international patients who travel to New York specifically for their surgery. Dr. Marx enjoys speaking French with his international patients and colleagues.

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