Quick answers
- Which hospitals does Gregory A. Hayner work at?
- Medicare's official clinician data lists Gregory A. Hayner at 1 hospital: The Washington Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gregory A. Hayner see patients?
- Medicare's clinician data lists 2 practice locations, including Pittsburg, PA and Pittsburgh, PA. Call before your visit to confirm the address.
- What is Gregory A. Hayner's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Gregory A. Hayner accept Medicare assignment?
- Medicare's clinician data says Gregory A. Hayner may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is Gregory A. Hayner's NPI number?
- 1437854973. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gregory A. Hayner works
Medicare's Facility Affiliation Data lists Gregory A. Hayner at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- The Washington HospitalWashington, PA · Acute Care Hospital · CCN 390042
Practice locations
Addresses where Gregory A. Hayner is enrolled with Medicare (CMS data updated 2026-10-02).
- 2 Hot Meal StPittsburg, PA 15203
- 3600 Forbes AvePittsburgh, PA 15213
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Pittsburg
Clinicians with the same Medicare primary specialty in Pittsburg, PA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Albany Medical College Of Union University |
| Graduation year | 2023 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1437854973 |
| 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