NPPES file of Aug 9, 2026

Michael Austin Stewart, MD

Diagnostic Radiology Physician · Missoula, MT

Michael Austin Stewart, MD is a diagnostic radiology physician with a practice address in Missoula, Montana, and NPI 1225066459, issued on Jun 28, 2006. Check the license (Montana 7056, as entered in NPPES) on the Montana Board of Medical Examiners; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1225066459
Name
Michael Austin Stewart
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
7056 MT
Self-reported in NPPES; status is on the state search
Practice location
3205 S Russell St, Missoula, MT 59801
Phone
(406) 721-4906
Enumerated
Jun 28, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicaid ID
0094146 MT
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest diagnostic radiology physician records → All 108 in Montana → Look up another NPI →

Also registered at 3205 S Russell St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Adam Benson, M.D.Diagnostic Radiology Physician1548250426
  2. William Birck, MDDiagnostic Radiology Physician1386671493
  3. Joel Brake, M.D.Diagnostic Radiology Physician1043225469
  4. Anthony D'Amico, M.D.Diagnostic Radiology Physician1689794083
  5. Kyle Dale, MDVascular & Interventional Radiology Physician1295916120
  6. Sarsfield DoughertyDiagnostic Radiology Physician1457396020

Verify Michael Austin Stewart in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMontana Board of Medical Examiners
    Search for license 7056    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Montana license search

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Michael Austin Stewart among 108 diagnostic radiology physician records in Montana

Michael Austin Stewart, MD is one of 108 diagnostic radiology physician records with a practice address in Montana. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 44% newer
  • In a Medicare fileNo · 62% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2007 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in Montana

There are 108 diagnostic radiology physician records in Montana. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 108 in Montana → Every provider in Missoula → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. David Bauer, M.D.Missoula, MT 598011891955027
  2. Adam Benson, M.D.Missoula, MT 598011548250426
  3. William Birck, MDMissoula, MT 598011386671493
  4. Joel Brake, M.D.Missoula, MT 598011043225469
  5. Anthony D'Amico, M.D.Missoula, MT 598011689794083
  6. Sarsfield DoughertyMissoula, MT 598011457396020
  7. Timothy McCue, M.D.Missoula, MT 598011639254709
  8. James McKay, M.D.Missoula, MT 598011831114339

Common questions

What is Michael Austin Stewart, MD's NPI number?

Michael Austin Stewart, MD's National Provider Identifier (NPI) is 1225066459, issued on Jun 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael Austin Stewart, MD located?

The NPPES record lists a practice address at 3205 S Russell St, Missoula, MT, 59801. Phone: (406) 721-4906. Providers update this record themselves, so call before visiting.

How can I verify Michael Austin Stewart, MD's license?

NPPES lists Montana license number 7056, as entered by the provider. Search the Montana Board of Medical Examiners at https://ebiz.mt.gov/POL/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.