Quick answers
- Which hospitals does Eric R. Weaver work at?
- Medicare's official clinician data lists Eric R. Weaver at 3 hospitals: Corewell Health Gerber Hospital, Corewell Health Ludington Hospital and Spectrum Health. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Eric R. Weaver see patients?
- Medicare's clinician data lists 2 practice locations, including Fremont, MI. Call before your visit to confirm the address.
- What is Eric R. Weaver's specialty?
- Medicare lists Family Practice as the primary specialty, and also Obstetrics/Gynecology.
- Does Eric R. Weaver accept Medicare assignment?
- Yes. Medicare's clinician data says Eric R. Weaver 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 Eric R. Weaver's NPI number?
- 1023231008. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Eric R. Weaver works
Medicare's Facility Affiliation Data lists Eric R. Weaver at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Corewell Health Gerber HospitalFremont, MI · Critical Access Hospital · CCN 231338
- Corewell Health Ludington HospitalLudington, MI · Acute Care Hospital · CCN 230110
- Spectrum HealthGrand Rapids, MI · Acute Care Hospital · CCN 230038
Practice locations
Addresses where Eric R. Weaver is enrolled with Medicare (CMS data updated 2026-10-02).
- 212 S Sullivan AveFremont, MI 49412
- 230 W Oak St, Corewell Health Gerber HospitalFremont, MI 49412
Group practices
Medicare enrollment lists Eric R. Weaver as a member of this group (CMS data updated 2026-10-02).
- Newaygo County General Hospital Association59 clinicians in the group
Specialties
- Family Practiceprimary
- Obstetrics/Gynecologyalso
Other family doctors in Fremont
Clinicians with the same Medicare primary specialty in Fremont, MI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Michigan Medical School |
| Graduation year | 2005 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1023231008 |
| 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