NPPES file of Aug 9, 2026

James Michael Cowan, APRN-C, FNP-C

Family Nurse Practitioner · Hays, MT

James Michael Cowan, APRN-C, FNP-C is a family nurse practitioner with a practice address in Hays, Montana, and NPI 1598207862, issued on Nov 17, 2016. Check the license with the Montana board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598207862
Name
James Michael Cowan
Credential
APRN-C, FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
46669 WY
1398240072 KS
5377245072 KS
Self-reported in NPPES; status is on the state search
Practice location
453 Pine Grove RD, Hays, MT 59527
Phone
(406) 673-3777
Enumerated
Nov 17, 2016
Record last updated
May 18, 2022
Fax
(406) 673-3835
Medicare enrollment
Enrolled (PECOS I20220812001587); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify James Michael Cowan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Montana board licenses this professionCheck 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
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71% fewer Medicare Part D claims than the average family nurse practitioner in 2024

378 Medicare Part D claims for 38 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. James Cowan378
  2. Specialty average1,305

Most prescribed

  1. Gabapentin33 claims
  2. Lisinopril20 claims
  3. Synthroid19 claims
  4. Clonazepam13 claims
  5. Triamcinolone Acetonide12 claims
  6. Omeprazole11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. U S Health Dept OF Health And Human ServicesHarlem, MT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

James Michael Cowan among 815 family nurse practitioner records in Montana

James Michael Cowan, APRN-C, FNP-C is one of 815 family nurse practitioner records with a practice address in Montana. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 45% of them.

  • NPI issued2016 · 45% of these records are older, 50% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2016 · median 2018 among the 505 with a school on file
  • Record last updated2022 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Family Nurse Practitioner providers in Montana

There are 815 family nurse practitioner records in Montana.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Jennifer Show, FNP-BCHarlem, MT 595261982144523
  2. Stephanie ChristmanChinook, MT 595231831664242
  3. Mariah Kellam, RNChinook, MT 595231083230304
  4. Kyla Krueger, NPChinook, MT 595231386360295
  5. Timothy Blair, APRNChester, MT 595221891101689
  6. Jacy Crowley, DNP, FNP-CBox Elder, MT 595211578729323
  7. Tammy Ralston, APRN-CBox Elder, MT 595211710960554
  8. Wendy Tilleman, APRN, FNP-BCBox Elder, MT 595211487829180

Common questions

What is James Michael Cowan, APRN-C, FNP-C's NPI number?

James Michael Cowan, APRN-C, FNP-C's National Provider Identifier (NPI) is 1598207862, issued on Nov 17, 2016. An NPI identifies a provider in billing; it is not a license.

Where is James Michael Cowan, APRN-C, FNP-C located?

The NPPES record lists a practice address at 453 Pine Grove RD, Hays, MT, 59527. Phone: (406) 673-3777. Providers update this record themselves, so call before visiting.

How can I verify James Michael Cowan, APRN-C, FNP-C's license?

Search the Montana board that licenses this profession; the NPPES record confirms identity only.

How much does James Michael Cowan, APRN-C, FNP-C prescribe under Medicare Part D?

In 2024, James Michael Cowan, APRN-C, FNP-C had 378 Medicare Part D claims for 38 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.