NPPES file of Aug 9, 2026

Lawrence Dale Brouwer, MD

Family Medicine Physician · Hamilton, MT

Lawrence Dale Brouwer, MD is a family medicine physician with a practice address in Hamilton, Montana, and NPI 1306922885, issued on Oct 27, 2006. Check the license (Montana 9684, 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
1306922885
Name
Lawrence Dale Brouwer
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
9684 MT
Self-reported in NPPES; status is on the state search
Practice location
411 W Main St, Hamilton, MT 59840
Phone
(406) 363-5104
Enumerated
Oct 27, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(406) 363-2894
Medicaid ID
0069134 MT
Medicare enrollment
Enrolled (PECOS I20040217000168); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 1996
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 411 W Main St

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

  1. Kathleen Harder-Brouwer, MDFamily Medicine Physician1730265208
  2. Allisun Jensen, PA-CMedical Physician Assistant1912192790
  3. Shaun Lalonde, PA-CPhysician Assistant1386944528

Verify Lawrence Dale Brouwer 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 9684
    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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55% more Medicare Part D claims than the average family medicine physician in 2024

5,501 Medicare Part D claims for 280 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 339 claims were for opioids.

  1. Lawrence Brouwer5,501
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium443 claims
  2. Levothyroxine Sodium246 claims
  3. Amlodipine Besylate241 claims
  4. Losartan Potassium206 claims
  5. Tamsulosin Hcl170 claims
  6. Lisinopril166 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 2 group practices

  1. Marcus Daly Memorial Hospital CorporationHamilton, MT
  2. Ravalli Family Medicine LLCHamilton, MT

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

Lawrence Dale Brouwer among 775 family medicine physician records in Montana

Lawrence Dale Brouwer, MD 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. Its NPI, issued in 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 50% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1996 · median 2007 among the 464 with a school on file
  • Record last updated2007 · 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).

20 family medicine physician records list a practice address in Hamilton

They are 20 of the 399 NPPES records with a practice address in Hamilton, and 775 family medicine physician records in Montana.

The 8 family medicine physician records with the nearest ZIP codes

  1. Walker Ashcraft, MDHamilton, MT 598401265485114
  2. Teresa Borino, M.D.Hamilton, MT 598401700847498
  3. Carol Calderwood, MDHamilton, MT 598401487607354
  4. Mandi Griffin, M.D.Hamilton, MT 598401649476680
  5. Kathleen Harder-Brouwer, MDHamilton, MT 598401730265208
  6. Harvard Heath, M.D.Hamilton, MT 598401811958523
  7. Allen Jones, M.D.Hamilton, MT 598401114926102
  8. Brenda Kirkland, MDHamilton, MT 598401780623181

Common questions

What is Lawrence Dale Brouwer, MD's NPI number?

Lawrence Dale Brouwer, MD's National Provider Identifier (NPI) is 1306922885, issued on Oct 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lawrence Dale Brouwer, MD located?

The NPPES record lists a practice address at 411 W Main St, Hamilton, MT, 59840. Phone: (406) 363-5104. Providers update this record themselves, so call before visiting.

How can I verify Lawrence Dale Brouwer, MD's license?

NPPES lists Montana license number 9684, 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 Lawrence Dale Brouwer, MD prescribe under Medicare Part D?

In 2024, Lawrence Dale Brouwer, MD had 5,501 Medicare Part D claims for 280 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.