Quick answers
- Which hospitals does Eric Geiser work at?
- Medicare's official clinician data lists Eric Geiser at 2 hospitals: Mercy Health Saint Mary's and Spectrum Health. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Eric Geiser see patients?
- Medicare's clinician data lists 1 practice location in Grand Rapids, MI. Call before your visit to confirm the address.
- What is Eric Geiser's specialty?
- Medicare lists Critical Care (Intensivists) as the primary specialty, and also Pulmonary Disease.
- Does Eric Geiser accept Medicare assignment?
- Yes. Medicare's clinician data says Eric Geiser 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.
- Does Eric Geiser offer telehealth?
- Medicare's clinician data says Eric Geiser offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Eric Geiser?
- (616) 685-5666, as listed in official Medicare / NPI Registry data.
- What is Eric Geiser's NPI number?
- 1316007503. 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 Geiser works
Medicare's Facility Affiliation Data lists Eric Geiser at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Health Saint Mary'sGrand Rapids, MI · Acute Care Hospital · CCN 230059
- Spectrum HealthGrand Rapids, MI · Acute Care Hospital · CCN 230038
Practice locations
Addresses where Eric Geiser is enrolled with Medicare (CMS data updated 2026-10-02).
- 310 Lafayette Ave SE, Suite 415Grand Rapids, MI 49503 (616) 685‑5666
Group practices
Medicare enrollment lists Eric Geiser as a member of this group (CMS data updated 2026-10-02).
- Advantage Health/Saint Mary's Medical Group505 clinicians in the group
Specialties
Find other Critical Care (Intensivists) doctors in Michigan →
Other critical care doctors in Grand Rapids
Clinicians with the same Medicare primary specialty in Grand Rapids, MI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1316007503 |
| 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