Dr. Cobelli earned his undergraduate degree from the Massachusetts Institute of Technology and his medical degree from Dartmouth Medical School. He completed an internship at Geisinger Medical Center and completed training in orthopaedic surgery at Montefiore Medical Center
and Albert Einstein College of Medicine in 1983 after a term of service in the U.S. Public Health Service.
Dr. Cobelli has been an integral part of Montefioreís surgical staff for most of his professional medical career. He first came to Montefiore for residency training in orthopaedic surgery and is now the Chairman and Professor of Orthopaedic Surgery at Montefiore and Einstein. Dr. Cobelli is a well-recognized expert in the field of Joint Reconstruction of the Hip and Knee. He has also developed a research laboratory at the Albert Einstein College of Medicine, with a focus on the role of the immune system in the failure of joint replacements and the cellular level causes of arthritis.
Dr. Cobelli is board certified by the American Board of Orthopaedic Surgery, an active member of the American Association of Orthopaedic Surgeons (AAOS), the American Orthopaedic Association and a charter member of the Orthopaedic Trauma Association. He is also an honorary police surgeon and consistently recognized as a Best Doctor by New York Magazine, Castle Connolly and New York Times Magazine.