Dr. Zwas is on Doximity
As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.
- Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
- Connect with colleagues in the same hospital or clinic.
- Read the latest clinical news, personalized to your specialty.
Office
500 W Putnam Ave
Suite 100
Greenwich, CT 06830Phone+1 203-863-2900Fax+1 203-863-2901
Education & Training
- Beth Israel Deaconess Medical CenterFellowship, Gastroenterology, 1984 - 1986
- New York Presbyterian Hospital (Columbia Campus)Residency, Internal Medicine, 1980 - 1983
- Columbia University Vagelos College of Physicians and SurgeonsClass of 1980
Certifications & Licensure
- CT State Medical License 1988 - 2025
- NY State Medical License 1985 - 2017
- American Board of Internal Medicine Internal Medicine
- American Board of Internal Medicine Gastroenterology
Awards, Honors, & Recognition
- Top Doctors: New York Metro Area Castle Connolly, 2008-2014
- Greenwich Magazine Castle Connolly, 2008-2014
- New York Magazine: Top Doctors Castle Connolly, 2010, 2013-2014
- Join now to see all
Publications & Presentations
PubMed
- 9 citationsMultilayered Epithelium May Be Found in Patients With Barrett’s Epithelium and Dysplasia or AdenocarcinomaMelissa P. Upton, Norman S. Nishioka, Bernard J. Ransil, Stanley J. Rosenberg, William P. Puricelli
Digestive Diseases and Sciences. 2006-09-12 - 57 citationsProspective evaluation of multilayered epithelium in Barrett's esophagus.Helen M. Shields, Stanley J. Rosenberg, Felice R. Zwas, Bernard J. Ransil, Anthony Lembo
The American Journal of Gastroenterology. 2001-12-01 - 3 citationsThe renal and urologic complications of inflammatory bowel disease.Hashem B. El‐Serag, Felice R. Zwas, Nelson A. Bonheim, Nicholas W. Cirillo, Gerald B. Appel
Inflammatory Bowel Diseases. 1997-09-01
Press Mentions
- Tropical <B>Depression</B> FeliceJanuary 12th, 2016
Viewing the full profile is available to verified healthcare professionals only.
Find your profile and take control of your online presence: