Quick answers
- Which hospitals does Walter McGregor work at?
- Medicare's official clinician data lists Walter McGregor at 3 hospitals: Ahn Wexford Hospital, Allegheny General Hospital and Forbes Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Walter McGregor see patients?
- Medicare's clinician data lists 1 practice location in Natrona Heights, PA. Call before your visit to confirm the address.
- What is Walter McGregor's specialty?
- Medicare lists Thoracic Surgery as the primary specialty.
- Does Walter McGregor accept Medicare assignment?
- Yes. Medicare's clinician data says Walter McGregor 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 Walter McGregor?
- (724) 226-0773, as listed in official Medicare / NPI Registry data.
- What is Walter McGregor's NPI number?
- 1891770137. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Walter McGregor works
Medicare's Facility Affiliation Data lists Walter McGregor at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ahn Wexford HospitalWexford, PA · Acute Care Hospital · CCN 390334
- Allegheny General HospitalPittsburgh, PA · Acute Care Hospital · CCN 390050
- Forbes HospitalMonroeville, PA · Acute Care Hospital · CCN 390267
Practice locations
Addresses where Walter McGregor is enrolled with Medicare (CMS data updated 2026-10-02).
- 1600 Pacific Ave, Suite 9Natrona Heights, PA 15065 (724) 226‑0773
Group practices
Medicare enrollment lists Walter McGregor as a member of this group (CMS data updated 2026-10-02).
- Allegheny Clinic2,389 clinicians in the group
Specialties
- Thoracic Surgeryprimary
Other thoracic surgeons in Pennsylvania
Clinicians with the same Medicare primary specialty in Pennsylvania — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Northeastern Ohio University College Of Medicine |
| Graduation year | 1994 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1891770137 |
| 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