Gastroenterology in East Setauket, New York
Data updated monthly · Last refresh September 2026
20 Gastroenterology providers practice in East Setauket. Listings are drawn from federal public records and are not endorsements.
Gastroenterology providers in East Setauket
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. Alexandra Guillaume, MDEast Setauket, NY · $718 in drug and device payments (2025) · Telehealth ·
(631) 444-5220 Dr. Asim Khokhar, M.D.East Setauket, NY · $1,086 in drug and device payments (2025) ·
(631) 444-5220 Dr. Basil Rigas, M.D.East Setauket, NY · No drug or device payments recorded (2025) ·
(631) 444-5220 Dr. Douglas Brand, M.D.East Setauket, NY · No drug or device payments recorded (2025) ·
(631) 444-5220 Dr. Ellen Li, MDEast Setauket, NY · $26 in drug and device payments (2025) ·
(631) 444-5220 Dr. Emily Glazer, MDEast Setauket, NY · $164 in drug and device payments (2025) ·
(631) 751-8700 Dr. Eugene Coman, MDEast Setauket, NY · $502 in drug and device payments (2025) ·
(631) 751-8700 Dr. Eugene LichtEast Setauket, NY · $101 in drug and device payments (2025) ·
(631) 751-8700 Dr. Farah Monzur, MDEast Setauket, NY · $1,733 in drug and device payments (2025) · Telehealth ·
(631) 444-5220 Dr. Gary Bernstein, MDEast Setauket, NY · $566 in drug and device payments (2025) ·
(631) 751-8711 Dr. Howard Keschner, MDEast Setauket, NY · $301 in drug and device payments (2025) ·
(631) 751-8700 Dr. Isabelle Vonalthen-dagum, M.D.East Setauket, NY · $560 in drug and device payments (2025) · Telehealth ·
(631) 444-5220 Dr. Jonathan Buscaglia, MDEast Setauket, NY · $1,229 in drug and device payments (2025) ·
(631) 444-5220 Dr. Lionel D'souza, MDEast Setauket, NY · $4,046 in drug and device payments (2025) · Telehealth ·
(631) 444-5220 Dr. Neva CastroEast Setauket, NY · $537 in drug and device payments (2025) ·
(631) 751-8700 Dr. Peter Ells, M.D.East Setauket, NY · $10,147 in drug and device payments (2025) · Telehealth ·
(631) 444-5220 Dr. Ramona Rajapakse, M.D.East Setauket, NY · $135 in drug and device payments (2025) ·
(631) 444-5220 Dr. Robert Baranowski, MDEast Setauket, NY · $672 in drug and device payments (2025) ·
(631) 751-8700 Dr. Seth Persky, MDEast Setauket, NY · $828 in drug and device payments (2025) ·
(631) 751-8700 Dr. William Cohn, MDEast Setauket, NY · $254 in drug and device payments (2025) ·
(631) 751-8700 Conditions Gastroenterology providers in East Setauket, New York 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 East Setauket, New York?There are 20 Gastroenterology providers with active NPI records practicing in East Setauket, according to federal NPPES data refreshed monthly.
What conditions do Gastroenterology providers in East Setauket treat?Gastroenterology providers in East Setauket 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 East Setauket Gastroenterology across New York
