Quick answers
- Which hospitals does Stephan Kowalyk work at?
- Medicare's official clinician data lists Stephan Kowalyk at 5 hospitals: Excela Health - Frick Hospital, Excela Health Latrobe Hospital, Excela Health Westmoreland Regional Hospital, Uniontown Hospital and West Penn Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Stephan Kowalyk see patients?
- Medicare's clinician data lists 2 practice locations, including Mount Pleasant, PA and Greensburg, PA. Call before your visit to confirm the address.
- What is Stephan Kowalyk's specialty?
- Medicare lists Endocrinology as the primary specialty.
- Does Stephan Kowalyk accept Medicare assignment?
- Yes. Medicare's clinician data says Stephan Kowalyk 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 Stephan Kowalyk?
- (724) 832-3130, as listed in official Medicare / NPI Registry data.
- What is Stephan Kowalyk's NPI number?
- 1457458168. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Stephan Kowalyk works
Medicare's Facility Affiliation Data lists Stephan Kowalyk at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Excela Health - Frick HospitalMount Pleasant, PA · Acute Care Hospital · CCN 390217
- Excela Health Latrobe HospitalLatrobe, PA · Acute Care Hospital · CCN 390219
- Excela Health Westmoreland Regional HospitalGreensburg, PA · Acute Care Hospital · CCN 390145
- Uniontown HospitalUniontown, PA · Acute Care Hospital · CCN 390041
- West Penn HospitalPittsburgh, PA · Acute Care Hospital · CCN 390090
Practice locations
Addresses where Stephan Kowalyk is enrolled with Medicare (CMS data updated 2026-10-02).
- 508 S Church StMount Pleasant, PA 15666 (724) 832‑3130
- 660 Pellis Rd, Suite 202Greensburg, PA 15601 (724) 832‑3130
Specialties
- Endocrinologyprimary
Other endocrinologists in Pennsylvania
Clinicians with the same Medicare primary specialty in Pennsylvania — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Rutgers New Jersey Medical School |
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1457458168 |
| 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