Dr. Robert Marx is an Attending Orthopedic Surgeon at Hospital for Special Surgery specializing in knee and shoulder surgery. He is vice chair of orthopedic surgery for faculty development at Hospital for Special Surgery. He is also an Orthopedic Consultant for Ultimate Fighting Championship (UFC) and for the second opinion program for the National Hockey League (NHL), and provides care to athletes of both organizations.
Dr. Marx is Deputy Editor for Sports Medicine for the Journal of Bone & Joint Surgery. He has published over 200 peer reviewed articles and 5 books, including three relating to ACL injury and surgery. Dr. Marx has been voted as one of the “Best Doctors in New York” by New York Magazine for the past several years.
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 knee and shoulder surgery at Hospital for Special Surgery in New York. Dr. Marx is certified by the American Board of Orthopedic Surgery.
Attending Orthopedic Surgeon, Hospital for Special Surgery
Professor of Orthopedic Surgery, Weill Cornell Medical College
Professor of Public Health, Weill Cornell Medical College
ACL reconstruction and ACL revision surgery
knee ligament reconstruction
shoulder surgery for dislocation
rotator cuff repair
Castle Connolly America's Top Doctors, 2012-2019
Castle Connolly Top Doctors in New York Metro Area, 2008-2019
New York Magazine Top Doctors, 2011-2019
Herodicus Award, “The Fate of Meniscus Tears Left in situ at the time of Anterior Cruciate Ligament Reconstruction: A 6-Year Follow-up Study from the MOON Cohort,” 2015
Eastern Orthopaedic Association’s Ranawat Award, “Cost Effectiveness Of Bariatric Surgery Prior To Primary Total Knee Arthroplasty,” 2014
O’Donoghue Sports Injury Research Award, “Revision Anterior Cruciate Ligament Reconstruction Graft Choice Impact on Outcome in the MARS Cohort,” 2014
Best Paper Award, awarded at the 12th International Congress for Shoulder and Elbow Surgery: Shoulder Program Oral Presentation, “Defining Indications for Rotator Cuff Repair: Predictors of Failure of Nonoperative Treatment of Chronic, Symptomatic, Full-Thickness Rotator Cuff Tears,” 2013
AOSSM Excellence in Research Award, “Development and Validation of a Pediatric Sports Activity Rating Scale,” 2013
3rd Annual HSS Patient Safety Champion Award, 2012
O’Donoghue Sports Injury Research Award: The Effect of ACL Reconstruction on the Risk of Knee Reinjury, 2003
ACL Study Group Research Grant (Principal Investigator), 1999
D.R. Wilson Teaching Award, University of Toronto, 1998
One of the goals of HSS is to advance the science of orthopedic surgery, rheumatology, and related disciplines for the benefit of patients. Physicians at HSS may collaborate with outside companies for education, research and medical advances. HSS supports this collaboration in order to foster medical breakthroughs; however HSS also believes that these collaborations must be disclosed.
As part of the disclosure process, this website lists physician collaborations with outside companies if payments were received during the prior year, or if the HSS physician currently receives payment. The disclosures are provided by information provided by the physician and other sources and are updated regularly. Further information may be available on individual company websites.
Below are the healthcare industry relationships reported by Dr. Marx as of November 14, 2018.
Demos Health - Author; Book Royalties
Journal of Bone & Joint Surgery - Editorial Board member
Mend - Science Advisory Board member; Equity holder
Springer - Editor; Book Royalties
By disclosing the collaborations of HSS physicians with industry on this website, HSS and its physicians make this information available to their patients and the public, thus creating a transparent environment for those who are interested in this information. Further, the HSS Conflicts of Interest Policy does not permit physicians to collect royalties on products developed by him/her that are used on patients at HSS.
Patients should feel free to ask their HSS physicians questions about these relationships.
BSc, Université de Montréal, Montréal, Québec, Canada
MD, McGill University, Montréal, Québec, Canada
MSc, Clinical Epidemiology, University of Toronto, Toronto, Ontario, Canada
American Board of Orthopedic Surgery
Royal College Surgeons of Canada
New York, Ontario
The ACL Solution (seen above), Prevention and Recovery for Sports' Most Devastating Knee Injury, Robert G, Marx, MD, Grethe Myklebust, PT, PhD, Brian W. Boyle
Dr. Marx has also authored a textbook on ACL injury prevention, a book on ACL surgery, another on revision ACL reconstruction, a textbook on bone tumors, as well as a book on methods for orthopedic clinical research.
Dr. Marx has authored over 200 peer-reviewed scientific articles and over 100 national and international presentations.
For more publications, please see the PubMed listing.
Dr. Marx has conducted extensive clinical orthopedic research in an effort to improve patient outcomes and prevent injuries from occurring.
Dr. Marx has received many peer-reviewed research grants. He was awarded The ISAKOS Clinical Outcomes Grant to study how to implement ACL injury prevention programs. Additionally, Dr. Marx was awarded a four million dollar - five year grant as a lead investigator for a study of outcomes after joint replacement surgery, funded by the United States government (Agency for Healthcare Research and Quality). He also receives funding from the NIH for clinical studies on knee arthroscopy for meniscal tears as well as for ACL surgery. Dr. Marx received research funding from the ACL Study Group (an international nonprofit organization dedicated to the study of the anterior cruciate ligament) and the MacArthur Foundation to study Cartilage Regeneration and Repair.
Dr. Marx received the 2014 and 2017 O'Donoghue Sports Injury Research Award presented by AOSSM for studies about 10 year outcomes and risk factors for ACL reconstruction, as well as the effect of graft choice on revision ACL reconstruction outcomes. He also received the 2013 Excellence in Research Award presented by the American Orthopedic Society for Sports Medicine (AOSSM) for his development and validation of a pediatric sports activity rating scale.
Dr. Marx performs surgery at the following locations:
Dr. Marx sees patients in Manhattan and the outpatient centers in Long Island and Westchester. Additionally, he operates at the Main Hospital at 535 East 70th Street and at HSS ASC of Manhattan located at 1233 2nd Avenue (and 65th Street).