Dr. Ullman is on Doximity
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Office
341 Central Park Ave
Scarsdale, NY 10583Phone+1 914-370-5000Fax+1 914-631-0094
Education & Training
- Yale-New Haven Medical CenterFellowship, Gastroenterology, 1996 - 1999
- New York Presbyterian Hospital (Cornell Campus)Residency, Internal Medicine, 1992 - 1995
- Weill Cornell MedicineClass of 1992
Certifications & Licensure
- NY State Medical License 1994 - 2026
- CT State Medical License 1998 - 1999
- American Board of Internal Medicine Gastroenterology
Awards, Honors, & Recognition
- New York Magazine: Top Doctors Castle Connolly, 2011-2014
- Top Doctors: New York Metro Area Castle Connolly, 2007-2014
- CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory EMR, Epic Systems Corporation, 2012-2013
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Publications & Presentations
PubMed
- When Perfect Is the Enemy of Good: Results of a RAND Appropriateness Panel on Treat to Target in Asymptomatic Inflammatory Bowel Disease.Hannah K Systrom, Victoria Rai, Siddharth Singh, Leonard Baidoo, Adam S Cheifetz
The American Journal of Gastroenterology. 2025-02-01 - Feasibility and Acceptability of Digital Behavioral Interventions Among Black and Hispanic Patients With Inflammatory Bowel Disease: A Randomized Pilot Study.Ruby Greywoode, Shadi Nahvi, Thomas Ullman, Laurie Keefer
Inflammatory Bowel Diseases. 2025-01-06 - 6 citationsRacial Difference in Efficacy of Golimumab in Ulcerative Colitis.Ruby Greywoode, Francesca Petralia, Thomas A Ullman, Jean Frederic Colombel, Ryan C Ungaro
Inflammatory Bowel Diseases. 2023-06-01
Press Mentions
- 127 GI Physicians to Know in 2018December 31st, 2018
- Did Lil Xan Really OD on Flamin' Hot Cheetos? A Gastroenterologist Weighs InSeptember 27th, 2018
Grant Support
- Preventing Neoplastic Progression In Ulcerative ColitisNational Institute Of Diabetes And Digestive And Kidney Diseases2005–2009
Professional Memberships
- Fellow
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