Quick answers
- Which hospitals does Gregg Warren work at?
- Medicare's official clinician data lists Gregg Warren at 5 hospitals: Beaumont Hospital Royal Oak, Beaumont Hospital, Troy, Penn Highlands Dubois, Penn Highlands Elk and Penn Highlands Huntingdon. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gregg Warren see patients?
- Medicare's clinician data lists 16 practice locations, including Du Bois, PA, Monongahela, PA and Farmington Hills, MI. Call before your visit to confirm the address.
- What is Gregg Warren's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Gregg Warren accept Medicare assignment?
- Yes. Medicare's clinician data says Gregg Warren 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 Gregg Warren?
- (814) 375-3261, as listed in official Medicare / NPI Registry data.
- What is Gregg Warren's NPI number?
- 1184651366. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gregg Warren works
Medicare's Facility Affiliation Data lists Gregg Warren at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Beaumont Hospital Royal OakRoyal Oak, MI · Acute Care Hospital · CCN 230130
- Beaumont Hospital, TroyTroy, MI · Acute Care Hospital · CCN 230269
- Penn Highlands DuboisDubois, PA · Acute Care Hospital · CCN 390086
- Penn Highlands ElkSaint Marys, PA · Critical Access Hospital · CCN 391315
- Penn Highlands HuntingdonHuntingdon, PA · Acute Care Hospital · CCN 390056
Practice locations
Addresses where Gregg Warren is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 16; the Medicare profile lists all.
- 100 Hospital AveDu Bois, PA 15801 (814) 375‑3261
- 1163 Country Club RdMonongahela, PA 15063 (724) 997‑3470
- 28050 Grand River AveFarmington Hills, MI 48336
- 3555 W 13 Mile Rd, N120 Corewell Health William Beaumont UniveRoyal Oak, MI 48073 (248) 551‑1550
- 3577 W 13 Mile RdRoyal Oak, MI 48073
Group practices
Medicare enrollment lists Gregg Warren as a member of these groups (CMS data updated 2026-10-02).
- Beaumont Medical Group Hospital Based Services584 clinicians in the group
- Dubois Regional Medical Center416 clinicians in the group
- Monongahela Valley Hospital Inc82 clinicians in the group
- Highlands Hospital and Health Center49 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Du Bois
Clinicians with the same Medicare primary specialty in Du Bois, PA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Des Moines University Of Osteopathic Medicine And Health Sciences |
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1184651366 |
| 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