Gil Ascunce
Accepting New Patients

Gil Ascunce, MD

Internal Medicine, Gastroenterology

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About Me

Dr. Gil I. Ascunce is Assistant Clinical Professor of Medicine (Gastroenterology) at the Icahn School of Medicine at Mount Sinai. He is board certified in Gastroenterology and Internal Medicine. He also completed an additional Advanced Endoscopy fellowship to treat the most technically demanding GI problems. He graduated with honors from the Georgetown University School of Medicine and completed his Internal Medicine residency at New York Presbyterian Hospital- Weill Cornell Medical Center. He then left New York to complete his fellowship in Gastroenterology at the University of Miami, where he developed an interest in pancreatic diseases and advanced endoscopy. After fellowship, he returned to New York and completed an Advanced Interventional Endoscopy fellowship.

Dr. Ascunce sees patients primarily in his office in Manhattan on Madison Ave, and he also cares for patients in nonprofit Community Health Centers throughout the city. He remains active in teaching and is an Assistant Professor of Clinical Medicine at the Icahn School of Medicine at Mount Sinai training future internists and gastroenterologists at Mount Sinai Beth Israel Medical Center.

Dr. Ascunce has published research primarily in the management of pancreatic diseases. He now practices primarily general gastroenterology. He is a member of the American College of Gastroenterology, American Society for Gastrointestinal Endoscopy, and is named a Fellow of the New York Society of Gastrointestinal Endoscopy. He has been selected by his peers as a Top Doctor in Gastroenterology.


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English, Spanish
ASSISTANT CLINICAL PROFESSOR | Medicine, Gastroenterology
Hospital Affiliations
  • Mount Sinai Beth Israel
  • Mount Sinai Brooklyn
  • Mount Sinai Queens
  • The Mount Sinai Hospital