Quick answers
- Which hospitals does John Elenbaas work at?
- Medicare's official clinician data lists John Elenbaas at 3 hospitals: Corewell Health Big Rapids Hospital, Corewell Health Zeeland Hospital and Spectrum Health. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John Elenbaas see patients?
- Medicare's clinician data lists 2 practice locations, including Ludington, MI and Greenville, MI. Call before your visit to confirm the address.
- What is John Elenbaas's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does John Elenbaas accept Medicare assignment?
- Yes. Medicare's clinician data says John Elenbaas 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 John Elenbaas?
- (231) 843-2591, as listed in official Medicare / NPI Registry data.
- What is John Elenbaas's NPI number?
- 1194344002. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John Elenbaas works
Medicare's Facility Affiliation Data lists John Elenbaas at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Corewell Health Big Rapids HospitalBig Rapids, MI · Acute Care Hospital · CCN 230093
- Corewell Health Zeeland HospitalZeeland, MI · Acute Care Hospital · CCN 230003
- Spectrum HealthGrand Rapids, MI · Acute Care Hospital · CCN 230038
Practice locations
Addresses where John Elenbaas is enrolled with Medicare (CMS data updated 2026-10-02).
- 1 Atkinson DrLudington, MI 49431 (231) 843‑2591
- 615 S Bower StGreenville, MI 48838 (866) 542‑7910
Group practices
Medicare enrollment lists John Elenbaas as a member of this group (CMS data updated 2026-10-02).
- Ecs Western Michigan PC201 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Ludington
Clinicians with the same Medicare primary specialty in Ludington, MI — not a recommendation.
Clinician information
| Medical school | Wayne State University School Of Medicine |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1194344002 |
| 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