Quick answers
- Which hospitals does John Gray work at?
- Medicare's official clinician data lists John Gray at 2 hospitals: Conemaugh Memorial Medical Center and Conemaugh Nason Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John Gray see patients?
- Medicare's clinician data lists 6 practice locations, including Roaring Spring, PA, Johnstown, PA and Burlington, NC. Call before your visit to confirm the address.
- What is John Gray's specialty?
- Medicare lists Vascular Surgery as the primary specialty, and also General Surgery and Peripheral Vascular Disease.
- Does John Gray accept Medicare assignment?
- Yes. Medicare's clinician data says John Gray 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 John Gray?
- (814) 224-2141, as listed in official Medicare / NPI Registry data.
- What is John Gray's NPI number?
- 1215958715. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John Gray works
Medicare's Facility Affiliation Data lists John Gray at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Conemaugh Memorial Medical CenterJohnstown, PA · Acute Care Hospital · CCN 390110
- Conemaugh Nason Medical CenterRoaring Spring, PA · Acute Care Hospital · CCN 390062
Practice locations
Addresses where John Gray is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 105 Nason Dr, Dlp Conemaugh Phys Prac LLCRoaring Spring, PA 16673 (814) 224‑2141
- 1086 Franklin StJohnstown, PA 15905
- 1086 Franklin St EJohnstown, PA 15905 (814) 534‑9104
- 1086 Franklin St MJohnstown, PA 15905 (814) 534‑9194
- 1111 Franklin StJohnstown, PA 15905
Group practices
Medicare enrollment lists John Gray as a member of these groups (CMS data updated 2026-10-02).
- DLP Conemaugh Physician Practices LLC293 clinicians in the group
- Alamance Regional Medical Center Inc71 clinicians in the group
Specialties
- Vascular Surgeryprimary
- General Surgeryalso
- Peripheral Vascular Diseasealso
Other vascular surgeons in Pennsylvania
Clinicians with the same Medicare primary specialty in Pennsylvania — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Duke University School Of Medicine |
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1215958715 |
| 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