Quick answers
- Which hospitals does Mark R. Fox work at?
- Medicare's official clinician data lists Mark R. Fox at 3 hospitals: Blanchard Valley Hospital, Bluffton Hospital and Fostoria Community Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark R. Fox see patients?
- Medicare's clinician data lists 2 practice locations, including Findlay, OH and Sandusky, OH. Call before your visit to confirm the address.
- What is Mark R. Fox's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Mark R. Fox accept Medicare assignment?
- Yes. Medicare's clinician data says Mark R. Fox 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 Mark R. Fox?
- (419) 424-0380, as listed in official Medicare / NPI Registry data.
- What is Mark R. Fox's NPI number?
- 1831147560. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark R. Fox works
Medicare's Facility Affiliation Data lists Mark R. Fox at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Blanchard Valley HospitalFindlay, OH · Acute Care Hospital · CCN 360095
- Bluffton HospitalBluffton, OH · Critical Access Hospital · CCN 361322
- Fostoria Community HospitalFostoria, OH · Critical Access Hospital · CCN 361318
Practice locations
Addresses where Mark R. Fox is enrolled with Medicare (CMS data updated 2026-10-02).
- 200 W Pearl StFindlay, OH 45840 (419) 424‑0380
- 3004 Hayes AveSandusky, OH 44870 (419) 609‑1112
Group practices
Medicare enrollment lists Mark R. Fox as a member of these groups (CMS data updated 2026-10-02).
- Northern Ohio Medical Specialists, LLC251 clinicians in the group
- Blanchard Valley Medical Associates, Inc21 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Findlay
Clinicians with the same Medicare primary specialty in Findlay, OH — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Michigan State University College Of Human Medicine |
| Graduation year | 1993 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1831147560 |
| 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