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Pediatric Gastroenterologists in Montana

Data updated monthly · Last refresh October 2026

3 Pediatric Gastroenterology providers practice in Montana. The largest concentration is in Kalispell. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

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Kalispelltop city

Pediatric Gastroenterology by city in Montana

Choose a city to see providers there.

Pediatric Gastroenterology in Kalispell2 providers
Pediatric Gastroenterology in Missoula1 providers

Pediatric Gastroenterology providers in Montana

Listed by city, largest first. 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. Daniel Lustig, MD
Kalispell, MT · $72 in drug and device payments (2025) · (844) 215-7969
Dr. Thomas Flass, MD
Kalispell, MT · No drug or device payments recorded (2025) · (406) 501-6570
Dr. Lauren Willis, M.D.
Missoula, MT · No drug or device payments recorded (2025) · (406) 721-5600

Common questions

How many Pediatric Gastroenterology providers are in Montana?

There are 3 Pediatric Gastroenterology providers with active NPI records practicing in Montana, according to federal NPPES data refreshed monthly.

Which cities in Montana have the most Pediatric Gastroenterology providers?

Kalispell (2), Missoula (1) have the highest concentration of Pediatric Gastroenterology providers in Montana.

Where does this data come from?

Provider counts and profiles 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.

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Related

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Pediatric Gastroenterology in Montana? Get featured.