NPPES file of Aug 9, 2026

Biron D. Baker, M.D.

Family Medicine Physician · Bismarck, ND

Biron D. Baker, M.D. is a family medicine physician with a practice address in Bismarck, North Dakota, and NPI 1124081658, issued on Apr 7, 2006. Check the license (North Dakota 7534, as entered in NPPES) on the North Dakota Board of Medicine; 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
1124081658
Name
Biron D. Baker
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
7534 ND
Self-reported in NPPES; status is on the state search
Practice location
4401 Coleman St, Bismarck, ND 58503
Phone
(701) 751-4340
Enumerated
Apr 7, 2006
Record last updated
Nov 25, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicaid IDs
00015728 ND
18973 ND
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 4401 Coleman St

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

  1. Daniel Keith, DDS, MSOrthodontics and Dentofacial Orthopedics Dentistry1578804167

Verify Biron D. Baker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNorth Dakota Board of Medicine
    Search for license 7534
    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 North Dakota license search

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89% fewer Medicare Part D claims than the average family medicine physician in 2024

379 Medicare Part D claims for 111 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Biron Baker379
  2. Specialty average3,544

Most prescribed

  1. Rosuvastatin Calcium31 claims
  2. Atorvastatin Calcium27 claims
  3. Aripiprazole18 claims
  4. Escitalopram Oxalate17 claims
  5. Omeprazole15 claims
  6. Pantoprazole Sodium14 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.

Biron D. Baker among 596 family medicine physician records in North Dakota

Biron D. Baker, M.D. is one of 596 family medicine physician records with a practice address in North Dakota. 66% 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 4% of them.

  • NPI issued2006 · 4% of these records are older, 57% newer
  • In a Medicare fileYes · 66% of these records are
  • In the CMS Doctors and Clinicians fileNo · 51% of these records are
  • Record last updated2020 · 54% 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 North Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

116 family medicine physician records list a practice address in Bismarck

They are 116 of the 3,669 NPPES records with a practice address in Bismarck, and 596 family medicine physician records in North Dakota.

The 8 family medicine physician records with the nearest ZIP codes

  1. Lynn Ashley, M.D.Bismarck, ND 585031558317388
  2. Susan Betting, MDBismarck, ND 585031700849833
  3. Angela Dornacker-Eggl, M.D.Bismarck, ND 585031730109257
  4. David Gayton, MDBismarck, ND 585031356433718
  5. Linda Gourneau, M.D.Bismarck, ND 585031902911639
  6. Donald Kosiak, MDBismarck, ND 585031629162706
  7. Denise McDonough, MDBismarck, ND 585031417069089
  8. Douglas Moen, M.D.Bismarck, ND 585031477506137

Common questions

What is Biron D. Baker, M.D.'s NPI number?

Biron D. Baker, M.D.'s National Provider Identifier (NPI) is 1124081658, issued on Apr 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Biron D. Baker, M.D. located?

The NPPES record lists a practice address at 4401 Coleman St, Bismarck, ND, 58503. Phone: (701) 751-4340. Providers update this record themselves, so call before visiting.

How can I verify Biron D. Baker, M.D.'s license?

NPPES lists North Dakota license number 7534, as entered by the provider. Search the North Dakota Board of Medicine at https://www.ndbom.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Biron D. Baker, M.D. prescribe under Medicare Part D?

In 2024, Biron D. Baker, M.D. had 379 Medicare Part D claims for 111 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.