NPPES file of Aug 9, 2026

Brian Kevin Theisen, M.D.

Anatomic Pathology & Clinical Pathology Physician · Detroit, MI

Brian Kevin Theisen, M.D. is an anatomic pathology & clinical pathology physician with a practice address in Detroit, Michigan, and NPI 1407246226, issued on Feb 1, 2015. Check the license (Michigan 4301501908, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1407246226
Name
Brian Kevin Theisen
Credential
M.D.
Primary taxonomy
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
License numbers
4301501908 MI
MD045329 DC
Self-reported in NPPES; status is on the state search
Practice location
2799 W Grand Blvd, Detroit, MI 48202
Phone
(313) 916-2964
Enumerated
Feb 1, 2015
Record last updated
May 8, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200506001770); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2011
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 2799 W Grand Blvd

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

  1. Jamie Therese Abad, MDInternal Medicine Physician1700573359
  2. Muhammad Abbas, MDStudent in an Organized Health Care Education/Training Program1417607474
  3. Omar Abbas, MDAnatomic Pathology & Clinical Pathology Physician1417687450
  4. Ammaar Abbasi, M.D.Student in an Organized Health Care Education/Training Program1558005157
  5. Josianne Abboud, MDAnesthesiology Physician1912342791
  6. Sai Abburi, DOStudent in an Organized Health Care Education/Training Program1124962915

Verify Brian Kevin Theisen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301501908    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 Michigan license search

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Bills Medicare through 2 group practices

  1. Henry Ford Health SystemDetroit, MI
  2. Henry Ford PathologyDetroit, MI

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

Anatomic Pathology & Clinical Pathology Physician providers in Michigan

There are 561 anatomic pathology & clinical pathology physician records in Michigan.

All 561 in Michigan → Every provider in Detroit →

Other anatomic pathology & clinical pathology physician records in Michigan

  1. Kay Aardema, MDGrand Rapids, MI1407840051
  2. Omar Abbas, MDDetroit, MI1417687450
  3. Nour Abd AlmohsenDetroit, MI1104359983
  4. Michael Abrash, M.D.Farmington Hills, MI1033152681
  5. Monroe Adams, DOMount Clemens, MI1437103769
  6. Aamir Ahsan, MDGrand Blanc, MI1386832640
  7. Beena Ahsan, M.DDetroit, MI1841653250
  8. Stephanie Akins, M.D.Rochester, MI1457670135
  9. Mousa Al-Abbadi, MDDetroit, MI1023056124
  10. Basim Al-Khafaji, MDDetroit, MI1386758571

Common questions

What is Brian Kevin Theisen, M.D.'s NPI number?

Brian Kevin Theisen, M.D.'s National Provider Identifier (NPI) is 1407246226, issued on Feb 1, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Brian Kevin Theisen, M.D. located?

The NPPES record lists a practice address at 2799 W Grand Blvd, Detroit, MI, 48202. Phone: (313) 916-2964. Providers update this record themselves, so call before visiting.

How can I verify Brian Kevin Theisen, M.D.'s license?

NPPES lists Michigan license number 4301501908, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.