NPPES file of Aug 9, 2026

Jason Aaron Cohen, M.D.

Hospitalist Physician · Whitefish, MT

Jason Aaron Cohen, M.D. is a hospitalist physician with a practice address in Whitefish, Montana, and NPI 1821179706, issued on Oct 18, 2006. Check the license (Montana 12759, as entered in NPPES) on the Montana Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1821179706
Name
Jason Aaron Cohen
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License numbers
12759 MT
20060515 NM
Self-reported in NPPES; status is on the state search
Practice location
1600 Hospital Way, Whitefish, MT 59937
Phone
(406) 863-3500
Enumerated
Oct 18, 2006
Record last updated
Nov 27, 2023
Medicaid IDs
1821179706 WA
1821179706 MT
1821179706 ID
Medicare enrollment
Enrolled (PECOS I20111102000815); accepts Medicare assignment
Medical or professional school
University Of Chicago, Pritzker School Of Medicine, 2003
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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Also registered at 1600 Hospital Way

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

  1. Carrie ArchibaldRegistered Dietitian1427446228
  2. Darlene Bestwick, PHARMDPharmacist1780043117
  3. Kyle Bitney, PHARM.D.Pharmacist1265890933
  4. Elizabeth Brandenburg, M.D.Internal Medicine Physician1235102872
  5. Erica Diede, M.D.Emergency Medicine Physician1073891800
  6. John Kim, M.D.Emergency Medicine Physician1124384706

Verify Jason Aaron Cohen 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 12759
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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74% fewer Medicare Part D claims than the average hospitalist physician in 2024

134 Medicare Part D claims for 52 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Jason Cohen134
  2. Specialty average521

Most prescribed

  1. Potassium Chloride11 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 89.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score81.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%94.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. St Johns Lutheran Hospital IncLibby, MT

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

Hospitalist Physician providers in Montana

There are 101 hospitalist physician records in Montana.

Other hospitalist physician records in Montana

  1. Anne Anglim, M.D.Helena, MT1487680534
  2. Shelly Basye, M.D.Billings, MT1558569475
  3. Jason Bechard, MDKalispell, MT1285740845
  4. Deepika Beereddy, M.D.Great Falls, MT1730555152
  5. Brendan Bellew, M.D.Billings, MT1578649513
  6. Mark Benjamin, MDGreat Falls, MT1437737954
  7. Geeta BhagiaGreat Falls, MT1528410339
  8. Richard Blevins, MDGreat Falls, MT1851392740
  9. Tara Block, MDGreat Falls, MT1538656913
  10. Kimberly Borke, MDBozeman, MT1154467801

Common questions

What is Jason Aaron Cohen, M.D.'s NPI number?

Jason Aaron Cohen, M.D.'s National Provider Identifier (NPI) is 1821179706, issued on Oct 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jason Aaron Cohen, M.D. located?

The NPPES record lists a practice address at 1600 Hospital Way, Whitefish, MT, 59937. Phone: (406) 863-3500. Providers update this record themselves, so call before visiting.

How can I verify Jason Aaron Cohen, M.D.'s license?

NPPES lists Montana license number 12759, 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.

How much does Jason Aaron Cohen, M.D. prescribe under Medicare Part D?

In 2024, Jason Aaron Cohen, M.D. had 134 Medicare Part D claims for 52 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.

What is Jason Aaron Cohen, M.D.'s MIPS final score?

The 2023 MIPS final score is 89.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.