NPPES file of Aug 9, 2026

Marsha Lynn Atherton, MD

Family Medicine Physician · Cut Bank, MT

Marsha Lynn Atherton, MD is a family medicine physician with a practice address in Cut Bank, Montana, and NPI 1518160100, issued on Jun 9, 2007. Check the license (Montana 12397, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1518160100
Name
Marsha Lynn Atherton
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
12397 MT
4301090077 MI
Self-reported in NPPES; status is on the state search
Practice location
519 E Main St, Cut Bank, MT 59427
Phone
(406) 873-5670
Enumerated
Jun 9, 2007
Record last updated
Jul 28, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(406) 873-5675
Medicare enrollment
Enrolled (PECOS I20100914001399); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2007
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 519 E Main St

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

  1. Christopher Calerich, FNP-BCFamily Nurse Practitioner1225640121
  2. Del Coolidge, M.D.Family Medicine Physician1104963610
  3. James Cooper, M.D.Obstetrics & Gynecology Physician1497860183
  4. Marvin Fultz, D.O.Family Medicine Physician1750385340
  5. Athena Jane Halol, MDFamily Medicine Physician1508028895
  6. David Ketchell, LCPCProfessional Counselor1598142838

Verify Marsha Lynn Atherton 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 12397
    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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18% fewer Medicare Part D claims than the average family medicine physician in 2024

2,920 Medicare Part D claims for 204 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 67 claims were for opioids.

  1. Marsha Atherton2,920
  2. Specialty average3,544

Most prescribed

  1. Levothyroxine Sodium223 claims
  2. Losartan Potassium157 claims
  3. Atorvastatin Calcium146 claims
  4. Omeprazole110 claims
  5. Amlodipine Besylate105 claims
  6. Lisinopril84 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. Glacier Community Health Center IncCut Bank, MT

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

7 family medicine physician records list a practice address in Cut Bank

They are 7 of the 57 NPPES records with a practice address in Cut Bank, and 775 family medicine physician records in Montana.

Other family medicine physician records in Montana

  1. Marc Adams, MDShelby, MT1265449482
  2. Dale Agner, M.D.Billings, MT1861486490
  3. Marjorie AlbersMiles City, MT1174029086
  4. Brandon Allen, MDEnnis, MT1215499421
  5. Hans Amen, D.O.Malmstrom Afb, MT1538426507
  6. Beth Ammons, MDMissoula, MT1780623926
  7. Bjorn Anderson, DOStevensville, MT1770146037
  8. Emily AndersonRonan, MT1750744942
  9. Jonathan Anderson, MDKalispell, MT1356397533
  10. Leah Anderson, M.D.Bozeman, MT1851504195

Common questions

What is Marsha Lynn Atherton, MD's NPI number?

Marsha Lynn Atherton, MD's National Provider Identifier (NPI) is 1518160100, issued on Jun 9, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Marsha Lynn Atherton, MD located?

The NPPES record lists a practice address at 519 E Main St, Cut Bank, MT, 59427. Phone: (406) 873-5670. Providers update this record themselves, so call before visiting.

How can I verify Marsha Lynn Atherton, MD's license?

NPPES lists Montana license number 12397, 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 Marsha Lynn Atherton, MD prescribe under Medicare Part D?

In 2024, Marsha Lynn Atherton, MD had 2,920 Medicare Part D claims for 204 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.