Allergy & Immunology in Montana — NPI Providers

22 active Allergy & Immunology providers have a practice location in Montana according to the latest NPPES snapshot. Each profile shows the NPI number, taxonomy code, license details, and practice address — useful for claims, credentialing, and verifying a provider.

Allergy & Immunology providers in Montana

NPI Name Type Specialty Location
1386633220 Alan Wanderer Individual Allergy & Immunology Physician Bozeman, MT
1477661874 Allergy and Infusion Services of Missoula, Pllc Organization Allergy & Immunology Physician Missoula, MT
1073605200 Carl Thornblade Individual Allergy & Immunology Physician Missoula, MT
1831126747 Donald Gillespie Individual Allergy & Immunology Physician Missoula, MT
1639170525 Elaine Barbieri Individual Allergy & Immunology Physician Great Falls, MT
1053353755 George Lanske Individual Allergy Physician Billings, MT
1407959489 Kathleen Davis Individual Allergy & Immunology Physician Billings, MT
1720083173 Michael Dicello Individual Allergy & Immunology Physician Bozeman, MT
1750493532 Michael Younker Individual Allergy & Immunology Physician Billings, MT
1316999824 Michael Zacharisen Individual Allergy & Immunology Physician Bozeman, MT
1902886237 Richard Buswell Individual Allergy Physician Helena, MT
1194927293 Summer Monforte Individual Allergy & Immunology Physician Helena, MT
1235194200 Thomas Scarborough Individual Allergy & Immunology Physician Billings, MT
1710095211 Ward Dewitt Individual Allergy & Immunology Physician Missoula, MT

Allergy & Immunology by city in Montana

Frequently asked questions

How many Allergy & Immunology providers are in Montana?
The latest NPPES snapshot lists 22 active providers with Allergy & Immunology as their primary taxonomy and a practice location in Montana.
How do I verify a Allergy & Immunology provider's NPI in Montana?
Open the provider's profile below to see their NPI, taxonomy code, license state, and practice address, then cross-check against the official NPPES registry (linked on every profile).
Can I get this data through an API?
Yes — the NPI Portal API provides JSON search by specialty, state, and city, plus batch NPI verification.

Source: CMS NPPES (public data). Snapshot 2026-07-09.