Patricia J. Grena, DO
Family Medicine Physician · Conrad, MT
Patricia J. Grena, DO is a family medicine physician with a practice address in Conrad, Montana, and NPI 1740396142, issued on Aug 21, 2006. Check the license (Montana 8120, 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
- Patricia J. Grena
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 8120 MT
Self-reported in NPPES; status is on the state search - Practice location
- 600 S Main St Ste 7, Conrad, MT 59425
- Phone
- (406) 271-2305
- Enumerated
- Aug 21, 2006
- Record last updated
- Feb 16, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (406) 271-2669
- Medicaid ID
- 0083776 MT
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 775 in Montana → Look up another NPI →
Verify Patricia J. Grena in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMontana Board of Medical Examiners
Search for license 8120Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Patricia J. Grena among 775 family medicine physician records in Montana
Patricia J. Grena, DO is one of 775 family medicine physician records with a practice address in Montana. 75% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 50% newer
- In a Medicare fileNo · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2018 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 family medicine physician records list a practice address in Conrad
They are 3 of the 38 NPPES records with a practice address in Conrad, and 775 family medicine physician records in Montana. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 775 in Montana → Every provider in Conrad → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Peter Barran, MDConrad, MT 594251912996935
- Jay Taylor, MDConrad, MT 594251376532309
- Marsha Atherton, MDCut Bank, MT 594271518160100
- Henry Clay, M.D.Cut Bank, MT 594271245344563
- Del Coolidge, M.D.Cut Bank, MT 594271104963610
- Marvin Fultz, D.O.Cut Bank, MT 594271750385340
- Athena Jane Halol, MDCut Bank, MT 594271508028895
- Sandra Robinson, DOCut Bank, MT 594271487623781
Common questions
What is Patricia J. Grena, DO's NPI number?
Patricia J. Grena, DO's National Provider Identifier (NPI) is 1740396142, issued on Aug 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Patricia J. Grena, DO located?
The NPPES record lists a practice address at 600 S Main St Ste 7, Conrad, MT, 59425. Phone: (406) 271-2305. Providers update this record themselves, so call before visiting.
How can I verify Patricia J. Grena, DO's license?
NPPES lists Montana license number 8120, 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.