Gastroenterology in Hartford, Connecticut
Data updated monthly · Last refresh September 2026
19 Gastroenterology providers practice in Hartford. Listings are drawn from federal public records and are not endorsements.
Gastroenterology providers in Hartford
Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Colin Swales, MDHartford, CT · $111,691 in drug and device payments (2025) · Telehealth ·
(860) 246-2571 Dr. David Chaletsky, MDHartford, CT · $2,152 in drug and device payments (2025) · Telehealth ·
(860) 246-2571 Dr. Jeffry Nestler, MDHartford, CT · $1,246 in drug and device payments (2025) · Telehealth ·
(860) 246-2571 Dr. Jonathan Williamson, M.D.Hartford, CT · $2,118 in drug and device payments (2025) · Telehealth ·
(860) 246-2571 Dr. Kofi Atta-mensah, M.D.Hartford, CT · No drug or device payments recorded (2025) ·
(860) 714-2992 Dr. Kristin Marcous, PAHartford, CT · $5,579 in drug and device payments (2025) · Telehealth ·
(860) 246-2571 Dr. Lisa Rossi, M.D.Hartford, CT · $11,042 in drug and device payments (2025) ·
(860) 522-1171 Dr. Maria Johnson, M.D.Hartford, CT · $577 in drug and device payments (2025) · Telehealth ·
(860) 246-2571 Dr. Martin Hoffman, D.O.Hartford, CT · $108,237 in drug and device payments (2025) ·
(860) 522-1171 Dr. Michael Butensky, M.D.Hartford, CT · $527 in drug and device payments (2025) ·
(860) 522-1171 Dr. Michael Einstein, M.D.Hartford, CT · $28,660 in drug and device payments (2025) · Telehealth ·
(860) 246-2571 Dr. Michael Golioto, MDHartford, CT · $1,323 in drug and device payments (2025) · Telehealth ·
(860) 246-2571 Dr. Michael Karasik, MDHartford, CT · $986 in drug and device payments (2025) · Telehealth ·
(860) 246-2571 Dr. Michael Selden, M.D.Hartford, CT · $1,815 in drug and device payments (2025) · Telehealth ·
(860) 508-7118 Dr. Nancy Kang, M.D.Hartford, CT · $2,198 in drug and device payments (2025) ·
(860) 522-1171 Dr. Nihal Patel, MDHartford, CT · $2,383 in drug and device payments (2025) · Telehealth ·
(860) 246-2571 Dr. Robert Blitzer, MDHartford, CT · $22 in drug and device payments (2025) ·
(860) 545-2791 Dr. Teresa Da Cunha, MDHartford, CT · $154 in drug and device payments (2025) ·
(860) 972-0200 Dr. Yousaf Shaikh, MDHartford, CT · $1,417 in drug and device payments (2025) ·
(860) 522-1171 Conditions Gastroenterology providers in Hartford, Connecticut commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Gastroenterology providers. Individual practices vary, so confirm with the provider before booking.
- Acid reflux
- IBS
- Crohn disease
- Ulcerative colitis
- Celiac disease
- Colon cancer screening
Common questions
How many Gastroenterology providers are in Hartford, Connecticut?There are 19 Gastroenterology providers with active NPI records practicing in Hartford, according to federal NPPES data refreshed monthly.
What conditions do Gastroenterology providers in Hartford treat?Gastroenterology providers in Hartford commonly treat acid reflux, IBS, Crohn disease, ulcerative colitis, celiac disease and related conditions. Individual practices vary, so confirm with the provider before booking.
Where does this data come from?Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
All specialties in Hartford Gastroenterology across Connecticut
