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Family Practice

Jean B. Thomas, MD

Works at hospitals in Grand Rapids, MI · Michigan

Summary

Jean B. Thomas, MD (Family Practice) is listed by Medicare at 1 hospital in Grand Rapids, MI. NPI 1265488688. 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 Jean B. Thomas, 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

Family PracticePrimary specialty
YesAccepts Medicare assignment
36Years since medical school (graduated 1990)
University Of Michigan Medical SchoolMedical school
MaleGender (as listed)
Advantage Health/Saint Mary's Medical GroupGroup practice (+2 more)

Quick answers

Which hospitals does Jean B. Thomas work at?
Medicare's official clinician data lists Jean B. Thomas at 1 hospital: Mercy Health Saint Mary's. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jean B. Thomas see patients?
Medicare's clinician data lists 3 practice locations, including Caledonia, MI and Grand Rapids, MI. Call before your visit to confirm the address.
What is Jean B. Thomas's specialty?
Medicare lists Family Practice as the primary specialty.
Does Jean B. Thomas accept Medicare assignment?
Yes. Medicare's clinician data says Jean B. Thomas 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 Jean B. Thomas?
(616) 685-8850, as listed in official Medicare / NPI Registry data.
What is Jean B. Thomas's NPI number?
1265488688. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jean B. Thomas works

Medicare's Facility Affiliation Data lists Jean B. Thomas 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 Jean B. Thomas is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Jean B. Thomas as a member of these groups (CMS data updated 2026-10-02).

  • Advantage Health/Saint Mary's Medical Group505 clinicians in the group
  • Center for Physical Rehabilitation and Therapy LP369 clinicians in the group
  • Center for Physical Rehabilitation Inc357 clinicians in the group

Specialties

Find other Family Practice doctors in Michigan →

Other family doctors in Caledonia

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

All family doctors in Caledonia →

Clinician information

CredentialMD
Medical schoolUniversity Of Michigan Medical School
Graduation year1990
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1265488688
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