Quick answers
- Which hospitals does Andrew Gerken work at?
- Medicare's official clinician data lists Andrew Gerken at 4 hospitals: Blanchard Valley Hospital, Community Hospitals and Wellness Centers, Hillsdale Hospital and ProMedica Toledo Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Andrew Gerken see patients?
- Medicare's clinician data lists 2 practice locations, including Hillsdale, MI and Bryan, OH. Call before your visit to confirm the address.
- What is Andrew Gerken's specialty?
- Medicare lists Emergency Medicine as the primary specialty, and also Family Practice.
- Does Andrew Gerken accept Medicare assignment?
- Yes. Medicare's clinician data says Andrew Gerken 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 Andrew Gerken?
- (517) 437-5125, as listed in official Medicare / NPI Registry data.
- What is Andrew Gerken's NPI number?
- 1134185051. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Andrew Gerken works
Medicare's Facility Affiliation Data lists Andrew Gerken at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Blanchard Valley HospitalFindlay, OH · Acute Care Hospital · CCN 360095
- Community Hospitals and Wellness CentersMontpelier, OH · Critical Access Hospital · CCN 361327
- Hillsdale HospitalHillsdale, MI · Acute Care Hospital · CCN 230037
- ProMedica Toledo HospitalToledo, OH · Acute Care Hospital · CCN 360068
Practice locations
Addresses where Andrew Gerken is enrolled with Medicare (CMS data updated 2026-10-02).
- 168 S Howell StHillsdale, MI 49242 (517) 437‑5125
- 433 W High StBryan, OH 43506 (419) 636‑1131
Group practices
Medicare enrollment lists Andrew Gerken as a member of these groups (CMS data updated 2026-10-02).
- Professional Emergency Physicians PC79 clinicians in the group
- Hillsdale Emergency Physicians, P.C.17 clinicians in the group
Specialties
- Emergency Medicineprimary
- Family Practicealso
Other emergency medicine doctors in Hillsdale
Clinicians with the same Medicare primary specialty in Hillsdale, MI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Ohio State University College Of Medicine |
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1134185051 |
| 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