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Cardiovascular Disease (Cardiology)

Thor Thorsson, MD

Works at hospitals in Ann Arbor, MI · Michigan

Summary

Thor Thorsson, MD (Cardiovascular Disease (Cardiology)) is listed by Medicare at 1 hospital in Ann Arbor, MI. NPI 1649462425. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Thor Thorsson, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Cardiovascular Disease (Cardiology)Primary specialty
YesAccepts Medicare assignment
24Years since medical school (graduated 2002)
MaleGender (as listed)
Regents of the University of MichiganGroup practice

Quick answers

Which hospitals does Thor Thorsson work at?
Medicare's official clinician data lists Thor Thorsson at 1 hospital: University of Michigan Health System. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Thor Thorsson see patients?
Medicare's clinician data lists 12 practice locations, including Ann Arbor, MI. Call before your visit to confirm the address.
What is Thor Thorsson's specialty?
Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty, and also Pediatric Medicine.
Does Thor Thorsson accept Medicare assignment?
Yes. Medicare's clinician data says Thor Thorsson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Thor Thorsson?
(734) 936-5738, as listed in official Medicare / NPI Registry data.
What is Thor Thorsson's NPI number?
1649462425. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Thor Thorsson works

Medicare's Facility Affiliation Data lists Thor Thorsson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Thor Thorsson is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 12; the Medicare profile lists all.

Group practices

Medicare enrollment lists Thor Thorsson as a member of this group (CMS data updated 2026-10-02).

  • Regents of the University of Michigan3,346 clinicians in the group

Specialties

Find other Cardiovascular Disease (Cardiology) doctors in Michigan →

Other cardiologists in Ann Arbor

Clinicians with the same Medicare primary specialty in Ann Arbor, MI — not a recommendation.

All cardiologists in Ann Arbor →

Clinician information

CredentialMD
Graduation year2002
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1649462425
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians