NPI
Gastroenterologists in Commack, NY
5 gastroenterologists in Commack, NY in the October 12, 2026 NPPES file, by primary taxonomy (Internal Medicine, Gastroenterology). Each row shows the credential, practice address, phone, and NPI.
This search stays in New York.
License: a US government work, in the public domain (Public Domain Mark 1.0).
Run it in Rivvi
Every provider listed as Internal Medicine, Gastroenterology near your ZIP
Active individuals and group practices from the NPI registry, grouped by practice address, as a spreadsheet.
Free to start. Opens Rivvi, the AI workspace for healthcare teams.
Gastroenterologists in Commack
1 to 5 of 5
- 1851533699Richard Feldstein, M.D., MSc. · 1092 Jericho Tpke Ste 2s, Commack NY 11725 · Phone (631) 543-8660 · Fax (631) 543-8661
- 1730164179Robert Lazar, MD · 1092 Jericho Tpke Ste 2s, Commack NY 11725 · Phone (631) 543-8660 · Fax (631) 543-8661
- 1437501541Lighthouse Endoscopy, PC · 1092 Jericho Tpke, 2s, Commack NY 11725 · Phone (631) 543-8660 · Fax (800) 557-3140
- 1760607311Robert M Lazar MD PC · 1092 Jericho Tpke Ste 2s, Commack NY 11725 · Phone (631) 543-8660 · Fax (631) 543-8661
- 1972500858Jacques Schmid, M.D. · 283 Commack Rd, Commack NY 11725 · Phone (631) 499-2226 · Fax (631) 499-1419
Nearby cities
- Gastroenterologists in Smithtown, NY4 mi
- Gastroenterologists in Huntington, NY7 mi
- Gastroenterologists in Bay Shore, NY8 mi
- Gastroenterologists in Stony Brook, NY9 mi
- Gastroenterologists in West Islip, NY10 mi
- Gastroenterologists in Plainview, NY11 mi
- Gastroenterologists in East Setauket, NY11 mi
- Gastroenterologists in Syosset, NY12 mi
Related
Questions
How many gastroenterologists are in Commack, NY?
5 active NPI records in the October 12, 2026 NPPES file list Internal Medicine, Gastroenterology as their primary taxonomy and a practice location in Commack, NY.
How do I check a provider's NPI number?
Open the NPI number on a row. The record page shows the NPI, status, practice address, phone, specialties, and licenses as NPPES lists them.
Does this list show insurance or network status?
No. NPPES does not publish insurance or network status. This page lists public registry records only.
Source: NPPES NPI Registry, data as of October 12, 2026. Last updated October 12, 2026. How we source data. Corrections: hello@rivvi.ai.