Quick answers
- Which hospitals does Ronald D. Thomas Jr. work at?
- Medicare's official clinician data lists Ronald D. Thomas Jr. at 1 hospital: Trinity Health Muskegon Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ronald D. Thomas Jr. see patients?
- Medicare's clinician data lists 1 practice location in Grand Rapids, MI. Call before your visit to confirm the address.
- What is Ronald D. Thomas Jr.'s specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Ronald D. Thomas Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says Ronald D. Thomas Jr. 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 Ronald D. Thomas Jr.?
- (734) 263-2400, as listed in official Medicare / NPI Registry data.
- What is Ronald D. Thomas Jr.'s NPI number?
- 1245209337. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ronald D. Thomas Jr. works
Medicare's Facility Affiliation Data lists Ronald D. Thomas Jr. at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Trinity Health Muskegon HospitalMuskegon, MI · Acute Care Hospital · CCN 230066
Practice locations
Addresses where Ronald D. Thomas Jr. is enrolled with Medicare (CMS data updated 2026-10-02).
- 200 Jefferson Ave SEGrand Rapids, MI 49503 (734) 263‑2400
Group practices
Medicare enrollment lists Ronald D. Thomas Jr. as a member of this group (CMS data updated 2026-10-02).
- Saint Mary's Health Services173 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Michigan →
Other nurse anesthetists in Grand Rapids
Clinicians with the same Medicare primary specialty in Grand Rapids, MI — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Medical school | University Of Tennessee, Hsc, College Of Medicine |
| Graduation year | 2005 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1245209337 |
| 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