Quick answers
- Which hospitals does Frank Y. Duncan work at?
- Medicare's official clinician data lists Frank Y. Duncan at 5 hospitals: Aspirus Keweenaw Hospital and Clinics, Bronson Lakeview Hospital, Bronson Methodist Hospital, Bronson South Haven Hospital and Holland Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Frank Y. Duncan see patients?
- Medicare's clinician data lists 6 practice locations, including Bay City, MI, Pontiac, MI and Kalamazoo, MI. Call before your visit to confirm the address.
- What is Frank Y. Duncan's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Frank Y. Duncan accept Medicare assignment?
- Yes. Medicare's clinician data says Frank Y. Duncan 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 Frank Y. Duncan?
- (989) 894-3000, as listed in official Medicare / NPI Registry data.
- What is Frank Y. Duncan's NPI number?
- 1922048800. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Frank Y. Duncan works
Medicare's Facility Affiliation Data lists Frank Y. Duncan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Aspirus Keweenaw Hospital and ClinicsLaurium, MI · Critical Access Hospital · CCN 231319
- Bronson Lakeview HospitalPaw Paw, MI · Critical Access Hospital · CCN 231332
- Bronson Methodist HospitalKalamazoo, MI · Acute Care Hospital · CCN 230017
- Bronson South Haven HospitalSouth Haven, MI · Acute Care Hospital · CCN 230085
- Holland HospitalHolland, MI · Acute Care Hospital · CCN 230072
Practice locations
Addresses where Frank Y. Duncan is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1900 Columbus AveBay City, MI 48708 (989) 894‑3000
- 50 N Perry StPontiac, MI 48342 (248) 338‑5000
- 601 John StKalamazoo, MI 49007 (269) 341‑7654
- 602 Michigan AveHolland, MI 49423 (616) 392‑5141
- 940 John StKalamazoo, MI 49001 (269) 552‑4266
Group practices
Medicare enrollment lists Frank Y. Duncan as a member of these groups (CMS data updated 2026-10-02).
- Bronson Methodist Hospital729 clinicians in the group
- McLaren Hospital Group375 clinicians in the group
- Aspirus Ironwood Hospital and Clinics Inc165 clinicians in the group
- Southwestern Michigan Emergency Services, PC71 clinicians in the group
- Epi PC16 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Bay City
Clinicians with the same Medicare primary specialty in Bay City, MI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Indiana University School Of Medicine |
| Graduation year | 2001 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1922048800 |
| 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