Ilseung Cho, MD, MS

Physician Profile

Ilseung Cho, MDDr. Ilseung Cho is Assistant Professor of Medicine at the NYU School of Medicine and a gastroenterologist at the Veterans Affairs Hospital - New York Harbor Healthcare System (VA NY Harbor) in Manhattan.

Board certified in Internal Medicine and Gastroenterology, Dr. Cho's patient practice is focused on general gastroenterology and gastrointestinal endoscopy. He takes care of patients with a wide range of gastrointestinal health issues but has a specific clinical interest in technically challenging colonoscopies and high risk polyp resections as well as gastrointestinal bleeding and hemostasis.

Dr. Cho’s research focuses on the study of the gut microbiome (the community of bacteria that live in the gastrointestinal tract) and how it affects health and disease. Specifically, he focuses on the effect of the colonic microbiome on metabolism and in the development of colorectal cancer. His research has been published in a variety of journals, including Nature, Cell, FASEB, PLoS ONE, Inflammatory Bowel Disease, Mucosal Immunology, and Nature Reviews Genetics. Dr Cho has contributed to several textbooks, including the most recent edition of Goldman’s Cecil Medicine. He is the principal or co-investigator on numerous research grants from various organizations including the Doris Duke Foundation and the National Institutes of Health.

Dr. Cho has been featured as an expert commentator for organizations such as CBS, the New York Times, U.S. News and World Report, and National Public Radio. As a faculty member at the NYU School of Medicine, Dr. Cho serves as a Master Scholar Advisor for medical students and a faculty mentor for candidates in the Masters of Science in Clinical Investigation program.

Dr. Cho is the associate editor for Inflammation and is also a reviewer for numerous medical journals, including Gut, Microbiome, PLoS ONE, and Gastrointestinal Endoscopy. He has received numerous honors for his work as an educator, including the Gastroenterology Faculty of the Year Award at the NYU School of Medicine.

Dr. Cho received his undergraduate degree at Harvard College and received his medical degree and masters of science in clinical investigation at the NYU School of Medicine, where he also completed his residency in Internal Medicine and fellowship in Gastroenterology.



Practice Focus:

General gastroenterology
Gastrointestinal endoscopy
Colon cancer
Colon polyps
Fecal microbial transplant
Gastric (stomach) cancer
Gut microbiome


High-risk polypectomy
Stent placement
Upper endoscopy (EGD)


Veterans Affairs New York Harbor
423 East 23rd Street
New York, NY 10010

Dr. Cho sees veterans who are referred to him through the Veterans Affairs New York Harbor Healthcare System.