NPPES file of Aug 9, 2026

John H. Tremper, M.D.

Family Medicine Physician · Kalispell, MT

John H. Tremper, M.D. is a family medicine physician with a practice address in Kalispell, Montana, and NPI 1487663423, issued on Aug 7, 2006. Check the license (Montana 7825, 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
1487663423
Name
John H. Tremper
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
7825 MT
Self-reported in NPPES; status is on the state search
Practice location
1035 1St Ave West, Kalispell, MT 59901
Phone
(406) 751-8155
Enumerated
Aug 7, 2006
Record last updated
Feb 11, 2025
Fax
(406) 751-8151
Medicare enrollment
Enrolled (PECOS I20130314000226); accepts Medicare assignment
Medical or professional school
University Of Utah School Of Medicine, 1992
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 1035 1St Ave West

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

  1. Jennie Carson, D.D.S.Dentist1700830619
  2. Kenneth Madsen, D.D.S.General Practice Dentistry1457323719
  3. Carolyn Porter, F.N.P.Community Health Nurse Practitioner1962573477
  4. Sheila Shapiro, WHCNPWomen's Health Nurse Practitioner1225169030

Verify John H. Tremper 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 7825    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

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76% fewer Medicare Part D claims than the average family medicine physician in 2024

836 Medicare Part D claims for 132 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 21 claims were for opioids.

  1. John Tremper836
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium47 claims
  2. Losartan Potassium46 claims
  3. Amlodipine Besylate27 claims
  4. Trazodone Hcl25 claims
  5. Fluoxetine Hcl24 claims
  6. Levothyroxine Sodium23 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. Kalispell Regional Medical Center IncKalispell, MT

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

47 family medicine physician records list a practice address in Kalispell

They are 47 of the 1,650 NPPES records with a practice address in Kalispell, and 775 family medicine physician records in Montana.

All 47 in Kalispell → All 775 in Montana → Every provider in Kalispell →

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 John H. Tremper, M.D.'s NPI number?

John H. Tremper, M.D.'s National Provider Identifier (NPI) is 1487663423, issued on Aug 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John H. Tremper, M.D. located?

The NPPES record lists a practice address at 1035 1St Ave West, Kalispell, MT, 59901. Phone: (406) 751-8155. Providers update this record themselves, so call before visiting.

How can I verify John H. Tremper, M.D.'s license?

NPPES lists Montana license number 7825, 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 John H. Tremper, M.D. prescribe under Medicare Part D?

In 2024, John H. Tremper, M.D. had 836 Medicare Part D claims for 132 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.