Scott J. Belsley, MD, FACS

Dr. Belsley is a board-certified minimally invasive surgeon and Director of Robotic Surgery at Mount Sinai St. Luke's - Roosevelt Hospital in New York City. He is a fellow of the American College of Surgeons and the Royal Society of Medicine. Dr. Belsley earned his undergraduate degree from Brown University and medical degree from Columbia College of Physicians & Surgeons. He trained at Mount Sinai St. Luke's - Roosevelt Hospital Center for general surgery and received additional fellowships in robotics, advanced laparoscopy and bariatric surgery from Hackensack University Hospital.

The epicenter of Dr. Belsley’s clinical practice is bariatric surgery with an interest specific to the gastroesophageal junction and intestinal foregut. Dr. Belsley works as part of the Mount Sinai St. Luke’s – Roosevelt Center of Excellence for Bariatric surgery and has a personalized approach with his own orientation sessions and nutritionist. He performs many different types of operations including laparoscopic gastric bypass and sleeve, the lap-band, hernia surgery and minimally invasive cancer surgery on the stomach. He also performs advanced robotic esophageal surgery including operations to fix reflux and paraesophageal hernias.

His interest in the gastroesophageal junction and the esophagus serves as a basis with his collaboration with the thoracic surgeons at Mount Sinai St. Luke’s – Roosevelt. The group specializes in robotic approaches to the thoracic esophagus and mediastinal tumors. Dr. Belsley has published close to one hundred abstracts, papers and book chapters and lectured at both national and international conferences.

For more about Dr. Belsley, please visit his website:

Meet the Surgeons