Randy Marc Cohn, MD

Dr. Cohn is a board certified orthopaedic surgeon and sports medicine specialist with a clinical focus on arthroscopic treatment of the knee, shoulder, hip, ankle, and elbow. Dr. Cohn also specializes in anterior cruciate ligament reconstruction, hip labral injury and impingement, and shoulder arthroscopy and shoulder replacement surgery. After graduating from Mount Sinai School of Medicine with distinction in research, Dr. Cohn performed his orthopaedic surgery residency at NYU Hospital for Joint Diseases where he was recognized for his leadership and clinical teaching. He completed his sports medicine fellowship training at Massachusetts General Hospital and Harvard Medical School. As a fellow in sports medicine and shoulder surgery at Massachusetts General Hospital, Dr. Cohn served as an assistant team physician for the New England Patriots, Boston Red Sox, Boston Bruins, New England Revolution, and numerous colleges and high schools, gaining experience in treating athletes at all levels. Currently, Dr. Cohn is the team orthopaedic surgeon for Hofstra University and several Long Island high schools. He also serves as the director of Northwell Health s Dance Medicine and Performing Arts Program, Young Adult Hip Preservation Program, and as the medical director of the Hofstra University Athletic Training Program. Dr. Cohn's academic titles include Assistant Professor of Orthopaedic Surgery at the Zucker School of Medicine and the Associate Program Director of the Northwell Health Plainview Hospital Orthopaedic Residency Program. Dr. Cohn's research interests include clinical outcomes of sports medicine procedures including arthroscopic surgery and ligament reconstruction. He has published in numerous peer-reviewed orthopaedic journals on topics including shoulder instability, shoulder injuries in throwing athletes, groin injuries, hip arthroscopy, patella (knee cap) dislocation, anterior cruciate ligament and meniscus tears, knee replacement surgery, and sideline management of athletic injuries. Having grown up in Valley Stream, New York, Dr. Cohn is excited to return home to practice at the Northwell Health Orthopaedic Institute and Long Island Jewish Valley Stream.