Quick answers
- Which hospitals does Joseph E. Perosky work at?
- Medicare's official clinician data lists Joseph E. Perosky at 1 hospital: Mercy Health Saint Mary's. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Joseph E. Perosky see patients?
- Medicare's clinician data lists 2 practice locations, including Byron Center, MI and Grand Rapids, MI. Call before your visit to confirm the address.
- What is Joseph E. Perosky's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty.
- Does Joseph E. Perosky accept Medicare assignment?
- Yes. Medicare's clinician data says Joseph E. Perosky 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 Joseph E. Perosky?
- (616) 685-1350, as listed in official Medicare / NPI Registry data.
- What is Joseph E. Perosky's NPI number?
- 1811510191. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Joseph E. Perosky works
Medicare's Facility Affiliation Data lists Joseph E. Perosky 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
Practice locations
Addresses where Joseph E. Perosky is enrolled with Medicare (CMS data updated 2026-10-02).
- 2373 64th St SW, Suite 1300Byron Center, MI 49315 (616) 685‑1350
- 245 Cherry St SE, Suite 306Grand Rapids, MI 49503 (616) 685‑8750
Group practices
Medicare enrollment lists Joseph E. Perosky as a member of this group (CMS data updated 2026-10-02).
- Advantage Health/Saint Mary's Medical Group505 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Michigan
Clinicians with the same Medicare primary specialty in Michigan — not a recommendation.
Clinician information
| Medical school | Michigan State University College Of Human Medicine |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811510191 |
| 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