Gastroenterology in Nashua, New Hampshire
Data updated monthly · Last refresh September 2026
11 Gastroenterology providers practice in Nashua. Listings are drawn from federal public records and are not endorsements.
Gastroenterology providers in Nashua
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. Alan Freeman, M.D.,FRCPC,FACPNashua, NH · No drug or device payments recorded (2025) ·
(603) 891-4400 Dr. Annette Tobar, MDNashua, NH · No drug or device payments recorded (2025) ·
(603) 577-5355 Dr. Chengta Dai, MDNashua, NH · No drug or device payments recorded (2025) ·
(603) 578-9363 Dr. Jack Bueno, MDNashua, NH · No drug or device payments recorded (2025) ·
(603) 577-4000 Dr. Mark Mallek, M.D.Nashua, NH · No drug or device payments recorded (2025) ·
(603) 881-8000 Dr. Michael Kaczanowski, M.D. Dr. Michelle Le, DONashua, NH · $1,737 in drug and device payments (2025) ·
(603) 577-2000 Dr. Prasanna Gulur, M.D.Nashua, NH · No drug or device payments recorded (2025) ·
(603) 578-9363 Dr. Srikrishna Nagri, M.DNashua, NH · No drug or device payments recorded (2025) ·
(603) 577-4000 Dr. Umer SyedNashua, NH · No drug or device payments recorded (2025) ·
(603) 578-9363 Conditions Gastroenterology providers in Nashua, New Hampshire 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 Nashua, New Hampshire?There are 11 Gastroenterology providers with active NPI records practicing in Nashua, according to federal NPPES data refreshed monthly.
What conditions do Gastroenterology providers in Nashua treat?Gastroenterology providers in Nashua 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 Nashua Gastroenterology across New Hampshire