Neil J. Cobelli, M.D. is a recognized expert in the field of orthopedic adult reconstructive surgery. The focus of his clinical practice is knee and hip replacements. From March 2002, he served as Director of the Orthopedic Division of Surgery, until his appointment as Chairman of the re-established academic department at Einstein in June 2012. He is University Chairman of the unified Department of Orthopedic Surgery at Einstein and its university hospital, Montefiore Medical Center.

During the past decade, Dr. Cobelli has worked to strengthen the academic side of the department, developing a laboratory research base at Eintein by collaborating with and supporting Einstein scientists whose programs relate to connective tissue biology. He has also developed one the most competitive residency programs in the country, attracting top medical school graduates for orthopedic training.  

Dr. Cobelli received his Bachelor of Science degree from the Massachusetts Institute of Technology in 1973 and his M.D. from Dartmouth Medical School in 1976. Dr. Cobelli completed his orthopedic surgery training at the Albert Einstein College of Medicine and Montefiore Medical Center in 1983 after a term of service in the U.S. Public Health Service. His primary research interest is the relationship between osteolysis and the immune system.