Quick answers
- Which hospitals does Marshall C. Long work at?
- Medicare's official clinician data lists Marshall C. Long at 1 hospital: Princeton Community Hospital Assn Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Marshall C. Long see patients?
- Medicare's clinician data lists 1 practice location in Princeton, WV. Call before your visit to confirm the address.
- What is Marshall C. Long's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Marshall C. Long accept Medicare assignment?
- Yes. Medicare's clinician data says Marshall C. Long 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 Marshall C. Long?
- (304) 487-7936, as listed in official Medicare / NPI Registry data.
- What is Marshall C. Long's NPI number?
- 1487718672. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marshall C. Long works
Medicare's Facility Affiliation Data lists Marshall C. Long at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Princeton Community Hospital Assn IncPrinceton, WV · Acute Care Hospital · CCN 510046
Practice locations
Addresses where Marshall C. Long is enrolled with Medicare (CMS data updated 2026-10-02).
- 118 12th StPrinceton, WV 24740 (304) 487‑7936
Group practices
Medicare enrollment lists Marshall C. Long as a member of this group (CMS data updated 2026-10-02).
- Princeton Community Hospital Assn. Inc.179 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Princeton
Clinicians with the same Medicare primary specialty in Princeton, WV — not a recommendation.
Clinician information
| Medical school | West Virginia School Of Osteopathic Medicine |
|---|---|
| Graduation year | 1983 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1487718672 |
| 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