NPPES file of Aug 9, 2026

Thor M. Thorsson, M.D.

Pediatric Cardiology Physician · Ann Arbor, MI

Thor M. Thorsson, M.D. is a pediatric cardiology physician with a practice address in Ann Arbor, Michigan, and NPI 1649462425, issued on Aug 15, 2007. Check the license (Michigan 4301091651, 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
1649462425
Name
Thor M. Thorsson
Credential
M.D.
Primary taxonomy
Pediatric Cardiology Physician 2080P0202X
License number
4301091651 MI
Self-reported in NPPES; status is on the state search
Practice location
1500 E Medical Center Dr, Ann Arbor, MI 48109
Phone
(734) 764-5176
Enumerated
Aug 15, 2007
Record last updated
Jun 18, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20110718000291); accepts Medicare assignment
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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8 nearest pediatric cardiology physician records → All 155 in Michigan → Look up another NPI →

Also registered at 1500 E Medical Center Dr

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

  1. Bryan Aaron, MDObstetrics & Gynecology Physician1578307724
  2. Keith Aaronson, MDAdvanced Heart Failure and Transplant Cardiology Physician1144305301
  3. Rajani Aatre, M.S., M.SC.Genetic Counselor (M.S.)1962122457
  4. Anjelica Abate, MDDiagnostic Radiology Physician1841819216
  5. Nicole Abbott, CRNACertified Registered Nurse Anesthetist1790329860
  6. Ahmed Abdel-Latif, M.D.Interventional Cardiology Physician1518181239

Verify Thor M. Thorsson 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 4301091651    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

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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Bills Medicare through one group practice

  1. Regents OF The University OF MichiganAnn Arbor, MI

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

Thor M. Thorsson among 155 pediatric cardiology physician records in Michigan

Thor M. Thorsson, M.D. is one of 155 pediatric cardiology physician records with a practice address in Michigan. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 34% of them.

  • NPI issued2007 · 34% of these records are older, 57% newer
  • In a Medicare fileYes · 61% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated2002 · median 2005 among the 84 with a school on file
  • Record last updated2013 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0202X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Cardiology Physician providers in Michigan

There are 155 pediatric cardiology physician records in Michigan.

All 155 in Michigan → Every provider in Ann Arbor → Pediatric Cardiology Physician nationwide →

The 8 pediatric cardiology physician records with the nearest ZIP codes

  1. Ranjit Aiyagari, MDAnn Arbor, MI 481091467476747
  2. Robert Beekman, M.D.Ann Arbor, MI 481091447201892
  3. John Charpie, MD, PHDAnn Arbor, MI 481091508872755
  4. Timothy Cotts, MDAnn Arbor, MI 481091306852546
  5. Dennis Crowley, MDAnn Arbor, MI 481091124034368
  6. Nancy Cutler, MDAnn Arbor, MI 481091285693838
  7. Adam Dorfman, MDAnn Arbor, MI 481091386615391
  8. Sarah Gelehrter, MDAnn Arbor, MI 481091881608057

Common questions

What is Thor M. Thorsson, M.D.'s NPI number?

Thor M. Thorsson, M.D.'s National Provider Identifier (NPI) is 1649462425, issued on Aug 15, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Thor M. Thorsson, M.D. located?

The NPPES record lists a practice address at 1500 E Medical Center Dr, Ann Arbor, MI, 48109. Phone: (734) 764-5176. Providers update this record themselves, so call before visiting.

How can I verify Thor M. Thorsson, M.D.'s license?

NPPES lists Michigan license number 4301091651, 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.