

Gastroenterology
Thomas Ullman, M.D.
Chief of Gastroenterology and Professor of Medicine, Montefiore Medical Center and Albert Einstein College of Medicine; Director, Westchester Branch, Susan and Leonard Feinstein IBD Clinical Center, Mount Sinai
Dr. Thomas A. Ullman is a distinguished gastroenterologist specializing in inflammatory bowel disease (IBD), with expertise in Crohn's disease, ulcerative colitis, and their associated complications, including colorectal cancer risk and dysplasia. He directs the Westchester branch of Mount Sinai's Susan and Leonard Feinstein IBD Clinical Center and leads efforts to enhance IBD care quality nationally. His clinical practice encompasses colonoscopy, upper GI endoscopy, colon polypectomy, and color
30+
Years in Practice
Credentials
Board Certifications
- Gastroenterology (American Board of Internal Medicine)
- Internal Medicine (American Board of Internal Medicine)
Education & Training
- Weill Medical College of Cornell University — M.D.
- New York Presbyterian Weill-Cornell — Residency, Internal Medicine
- New York Presbyterian Weill-Cornell — Internship, Internal Medicine
- Yale University — Fellowship, Gastroenterology and Hepatology
Peer Recognition
- Castle Connolly — Top Doctors
2007-2014 (8 years)
- New York Magazine — Top Doctors
2011-2014 (4 years)
- New York Magazine — Top Doctor
2011-2014 (4 years)
Recognition & Leadership
Awards & Honors
- Humanitarian of the Year Award, Crohn's and Colitis Foundation New York chapter
- Humanitarian of the Year Award, Crohn's and Colitis Foundation Westchester-based chapter
Clinical Focus
Subspecialties
Conditions & Treatments
Practice Details
Hospital Affiliations
- Montefiore Medical Center
- White Plains Hospital
- Mount Sinai Hospital
Languages
English
Experience
30+ years in practice