Quick answers
- Which hospitals does Marcus N. Rhem work at?
- Medicare's official clinician data lists Marcus N. Rhem at 1 hospital: University of Michigan Health - Sparrow Eaton. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Marcus N. Rhem see patients?
- Medicare's clinician data lists 1 practice location in Lansing, MI. Call before your visit to confirm the address.
- What is Marcus N. Rhem's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Marcus N. Rhem accept Medicare assignment?
- Yes. Medicare's clinician data says Marcus N. Rhem 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 Marcus N. Rhem?
- (517) 487-6511, as listed in official Medicare / NPI Registry data.
- What is Marcus N. Rhem's NPI number?
- 1043208358. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marcus N. Rhem works
Medicare's Facility Affiliation Data lists Marcus N. Rhem at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- University of Michigan Health - Sparrow EatonCharlotte, MI · Critical Access Hospital · CCN 231327
Practice locations
Addresses where Marcus N. Rhem is enrolled with Medicare (CMS data updated 2026-10-02).
- 1515 Lake Lansing Rd, Suite HLansing, MI 48912 (517) 487‑6511
Group practices
Medicare enrollment lists Marcus N. Rhem as a member of this group (CMS data updated 2026-10-02).
- Mid Michigan Eye Care Center PC31 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Michigan
Clinicians with the same Medicare primary specialty in Michigan — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Baylor College Of Medicine |
| Graduation year | 1991 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1043208358 |
| 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