Quick answers
- Which hospitals does Ian S. Thomas work at?
- Medicare's official clinician data lists Ian S. Thomas at 3 hospitals: Bronson Battle Creek Hospital, Bronson Methodist Hospital and Spectrum Health United Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ian S. Thomas see patients?
- Medicare's clinician data lists 5 practice locations, including Greenville, MI and Battle Creek, MI. Call before your visit to confirm the address.
- What is Ian S. Thomas's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Ian S. Thomas accept Medicare assignment?
- Yes. Medicare's clinician data says Ian S. 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 Ian S. Thomas?
- (269) 883-6052, as listed in official Medicare / NPI Registry data.
- What is Ian S. Thomas's NPI number?
- 1083241228. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ian S. Thomas works
Medicare's Facility Affiliation Data lists Ian S. Thomas at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Bronson Battle Creek HospitalBattle Creek, MI · Acute Care Hospital · CCN 230075
- Bronson Methodist HospitalKalamazoo, MI · Acute Care Hospital · CCN 230017
- Spectrum Health United HospitalGreenville, MI · Acute Care Hospital · CCN 230035
Practice locations
Addresses where Ian S. Thomas is enrolled with Medicare (CMS data updated 2026-10-02).
- 1202 W Oak StGreenville, MI 48838
- 1250 Columbia Ave EBattle Creek, MI 49014 (269) 883‑6052
- 1250 Columbia Ave E, Suite BBattle Creek, MI 49014 (269) 883‑6052
- 181 Emmett St WBattle Creek, MI 49037 (616) 965‑8866
- 181 W Emmett StBattle Creek, MI 49037
Group practices
Medicare enrollment lists Ian S. Thomas as a member of these groups (CMS data updated 2026-10-02).
- Spectrum Health United92 clinicians in the group
- Grace Health Inc26 clinicians in the group
- East Columbia Urgent Care PLLC3 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Greenville
Clinicians with the same Medicare primary specialty in Greenville, MI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1083241228 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians