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Scott J Belsley, MD Email Scott Belsley

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Mount Sinai Doctors ?
    • Position
    • Specialties
    • Surgery
    • Bariatric Surgery
    • Languages
    • English
    • Spanish
    • Hospital Affiliations
    • The Mount Sinai Hospital
    • Mount Sinai Morningside and Mount Sinai West

Book an Appointment - Scott J Belsley, MD

Dr. Belsley is a board-certified minimally invasive surgeon. He is the Director of the Mount Sinai West General Surgery Division, and an Associate Professor of Surgery. He is a fellow of the American College of Surgeons.

Dr. Belsley earned his undergraduate degree from Brown University and medical degree from Columbia College of Physicians & Surgeons. He trained at St. Luke's - Roosevelt Hospital Center for general surgery and received additional fellowships in robotics, advanced laparoscopy and bariatric surgery from Hackensack University Hospital.

Dr. Belsley has been continually practicing at Mount Sinai West since 2006. The epicenter of Dr. Belsley’s clinical practice is bariatric surgery with an interest specific to the gastroesophageal junction and intestinal foregut. Dr. Belsley performs bariatric surgery at Mount Sinai Morningside (formerly, Mount Sinai St. Luke’s), a Center of Excellence for Bariatric surgery. His office at Mount Sinai West offers a personalized approach with his own orientation sessions, support groups and nutritionist, available in both English and Spanish. He performs many different types of operations including laparoscopic gastric bypass and sleeve, hernia surgery and minimally invasive cancer surgery on the stomach. Dr. Belsley has published close to one hundred abstracts, papers and book chapters and lectured at both national and international conferences.


American Board of Surgery

Clinical Focus

  • Bariatric Surgery
  • Cholecystectomy
  • Colectomy
  • Diaphragmatic Hernia
  • Gastrectomy
  • Hernia Repair
  • Laparoscopic Hernia Repair
  • Laparoscopic Intestinal Surgery
  • Sleeve Gastrectomy
  • Splenectomy


MD, Columbia University College of Physicians & Surgeons

Residency, General Surgery
St. Luke's Roosevelt Hospital

Fellowship, Laparoscopic Surgery
Hackensack University Medical Center


English, Spanish