Quick answers
- Which hospitals does William H. Wismer work at?
- Medicare's official clinician data lists William H. Wismer at 4 hospitals: Lecom Health Corry Memorial Hospital, Lecom Medical Center and Behavioral Health Pav, Meadville Medical Center and Warren General Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William H. Wismer see patients?
- Medicare's clinician data lists 3 practice locations, including Warren, PA, Erie, PA and Corry, PA. Call before your visit to confirm the address.
- What is William H. Wismer's specialty?
- Medicare lists Gastroenterology as the primary specialty.
- Does William H. Wismer accept Medicare assignment?
- Yes. Medicare's clinician data says William H. Wismer 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 William H. Wismer?
- (814) 723-1212, as listed in official Medicare / NPI Registry data.
- What is William H. Wismer's NPI number?
- 1346292406. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William H. Wismer works
Medicare's Facility Affiliation Data lists William H. Wismer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Lecom Health Corry Memorial HospitalCorry, PA · Critical Access Hospital · CCN 391308
- Lecom Medical Center and Behavioral Health PavErie, PA · Acute Care Hospital · CCN 390198
- Meadville Medical CenterMeadville, PA · Acute Care Hospital · CCN 390113
- Warren General HospitalWarren, PA · Acute Care Hospital · CCN 390146
Practice locations
Addresses where William H. Wismer is enrolled with Medicare (CMS data updated 2026-10-02).
- 103 W Saint Clair StWarren, PA 16365 (814) 723‑1212
- 2010 W 38th StErie, PA 16508 (814) 868‑5481
- 965 Shamrock LnCorry, PA 16407
Group practices
Medicare enrollment lists William H. Wismer as a member of these groups (CMS data updated 2026-10-02).
- Warren General Hospital106 clinicians in the group
- Corry Memorial Hospital Association30 clinicians in the group
- Medical Associates of Erie25 clinicians in the group
Specialties
- Gastroenterologyprimary
Other gastroenterologists in Pennsylvania
Clinicians with the same Medicare primary specialty in Pennsylvania — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Lake Erie College Of Osteopathic Medicine, Erie |
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1346292406 |
| 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