Quick answers
- Which hospitals does Robert T. Bischoff work at?
- Medicare's official clinician data lists Robert T. Bischoff at 3 hospitals: McLaren Northern Michigan, Trinity Health Grand Haven Hospital and Trinity Health Muskegon Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Robert T. Bischoff see patients?
- Medicare's clinician data lists 3 practice locations, including Muskegon, MI, Grand Rapids, MI and Petoskey, MI. Call before your visit to confirm the address.
- What is Robert T. Bischoff's specialty?
- Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
- Does Robert T. Bischoff accept Medicare assignment?
- Yes. Medicare's clinician data says Robert T. Bischoff 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 Robert T. Bischoff?
- (231) 672-8700, as listed in official Medicare / NPI Registry data.
- What is Robert T. Bischoff's NPI number?
- 1891106001. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Robert T. Bischoff works
Medicare's Facility Affiliation Data lists Robert T. Bischoff at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- McLaren Northern MichiganPetoskey, MI · Acute Care Hospital · CCN 230105
- Trinity Health Grand Haven HospitalGrand Haven, MI · Acute Care Hospital · CCN 230174
- Trinity Health Muskegon HospitalMuskegon, MI · Acute Care Hospital · CCN 230066
Practice locations
Addresses where Robert T. Bischoff is enrolled with Medicare (CMS data updated 2026-10-02).
- 1675 Leahy St, Suite 324bMuskegon, MI 49442 (231) 672‑8700
- 310 Lafayette Ave SE, 400 Trinity Health Medical Group GastroGrand Rapids, MI 49503 (616) 752‑6525
- 416 Connable AvePetoskey, MI 49770 (231) 487‑4000
Group practices
Medicare enrollment lists Robert T. Bischoff as a member of these groups (CMS data updated 2026-10-02).
- Advantage Health/Saint Mary's Medical Group505 clinicians in the group
- Mercy Health Partners - Physician Specialist67 clinicians in the group
- McLaren Northern Michigan62 clinicians in the group
Specialties
- Gastroenterologyprimary
- Internal Medicinealso
Other gastroenterologists in Muskegon
Clinicians with the same Medicare primary specialty in Muskegon, MI — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2014 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1891106001 |
| 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