Quick answers
- Which hospitals does Joseph M. Hahn work at?
- Medicare's official clinician data lists Joseph M. Hahn at 4 hospitals: Grant Memorial Hospital, Hampshire Memorial Hospital, Valley Health War Memorial Hospital and Winchester Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Joseph M. Hahn see patients?
- Medicare's clinician data lists 1 practice location in Petersburg, WV. Call before your visit to confirm the address.
- What is Joseph M. Hahn's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does Joseph M. Hahn accept Medicare assignment?
- Yes. Medicare's clinician data says Joseph M. Hahn 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 Joseph M. Hahn?
- (304) 257-9785, as listed in official Medicare / NPI Registry data.
- What is Joseph M. Hahn's NPI number?
- 1366653867. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Joseph M. Hahn works
Medicare's Facility Affiliation Data lists Joseph M. Hahn at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Grant Memorial HospitalPetersburg, WV · Critical Access Hospital · CCN 511316
- Hampshire Memorial HospitalRomney, WV · Critical Access Hospital · CCN 511311
- Valley Health War Memorial HospitalBerkeley Springs, WV · Critical Access Hospital · CCN 511309
- Winchester Medical CenterWinchester, VA · Acute Care Hospital · CCN 490005
Practice locations
Addresses where Joseph M. Hahn is enrolled with Medicare (CMS data updated 2026-10-02).
- 10 Valley View St, Suite 101Petersburg, WV 26847 (304) 257‑9785
Group practices
Medicare enrollment lists Joseph M. Hahn as a member of this group (CMS data updated 2026-10-02).
- Hahn Enterprises PLLC2 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in West Virginia
Clinicians with the same Medicare primary specialty in West Virginia — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Jc Edwards School Of Medicine, Marshall University |
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1366653867 |
| 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