Stephen Sumner Nagy, M.D.
Psychiatry Physician · Fort Harrison, MT
Stephen Sumner Nagy, M.D. is a psychiatry physician with a practice address in Fort Harrison, Montana, and NPI 1760584031, issued on Sep 5, 2006. Check the license (Montana 8700, as entered in NPPES) on the Montana Board of Medical Examiners; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Stephen Sumner Nagy
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 8700 MT
Self-reported in NPPES; status is on the state search - Practice location
- 1892 Williams Street, Fort Harrison, MT 59636
- Phone
- (406) 447-6000
- Enumerated
- Sep 5, 2006
- Record last updated
- Dec 20, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (406) 447-6070
- Entity
- Type 1 · individual
Also registered at 1892 Williams Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Wendy Brooke, R.D.Registered Dietitian1023021714
- Susan Epstein, M.D.Internal Medicine Physician1659475945
- Lori Fitzgerald, PHARM DPharmacist1881613404
- Bradley Heil, RPHPharmacist1568482420
- Tamara Jost, PHARM.D.Pharmacist1164442075
- Timothy Lorang, PTAPhysical Therapy Assistant1508809278
Verify Stephen Sumner Nagy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMontana Board of Medical Examiners
Search for license 8700Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Psychiatry Physician providers in Montana
There are 156 psychiatry physician records in Montana. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other psychiatry physician records in Montana
- Nora Abdullah, MDMissoula, MT1295354298
- Graig Aders, M.D.Great Falls, MT1265758734
- Erin Amato, MDBillings, MT1447425178
- Alexis Anderson, D.O.Bozeman, MT1124162177
- Deanna Armstrong, M.D.Helena, MT1003900184
- Eric Arzubi, M.D.Billings, MT1770738353
- Kary Aytes, MDMissoula, MT1831261189
- Mary Bassingthwaighte, MDMissoula, MT1346399912
- Julia Bell, MDHamilton, MT1780664318
- Daniel Bemporad, D.O.Warm Springs, MT1811438120
Common questions
What is Stephen Sumner Nagy, M.D.'s NPI number?
Stephen Sumner Nagy, M.D.'s National Provider Identifier (NPI) is 1760584031, issued on Sep 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Sumner Nagy, M.D. located?
The NPPES record lists a practice address at 1892 Williams Street, Fort Harrison, MT, 59636. Phone: (406) 447-6000. Providers update this record themselves, so call before visiting.
How can I verify Stephen Sumner Nagy, M.D.'s license?
NPPES lists Montana license number 8700, 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.
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.