Mark R. Fox, M.D.
NPI 1831147560ActiveIndividual· Internal Medicine· Findlay, OH
Internal Medicine (M.D.) in Findlay, Ohio, trained at Michigan State University College of Human Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $1,171,140 for 15,577 claims, against $182,024 paid for services in 2024. Axsome Therapeutics, Inc. was the largest of 4 companies reporting payments in 2025, $279.15 in all, mostly food and beverage.
Overview
| NPI | 1831147560 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 5, 2006 |
| Last updated in NPPES | Aug 23, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 35.071711 | OH |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 671 |
|---|---|
| Services billed | 15,371 across 78 procedure codes |
| Paid by Medicare | $182,024 |
Part D prescriptions in 2024
| Prescriptions (claims) | 15,577 · 33,961 30-day fills |
|---|---|
| Patients | 1,038 |
| Total drug cost | $1,171,140 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Michigan State University College of Human Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Internal Medicine |
Medical groups
- Northern Ohio Medical Specialists,llcYoungstown, OH · 251 clinicians
- Blanchard Valley Medical Associates, IncFindlay, OH · 21 clinicians
Hospital affiliations
- Blanchard Valley HospitalFindlay, OH
- Bluffton HospitalBluffton, OH
- Fostoria Community HospitalFostoria, OH
Other facilities
- Bridge Home Health and HospiceHome health agency · Findlay, OH
- Med1care, LLCHome health agency · Findlay, OH
Industry payments (Open Payments)
- 2025$279.15 · 4 payments from 4 companies
- 2024$610.88 · 17 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Axsome Therapeutics, Inc. | $125.00 | 1 |
| Ars Pharmaceuticals Operations, Inc. | $103.15 | 1 |
| Novo Nordisk Inc | $35.00 | 1 |
| Glaxosmithkline, LLC. | $16.00 | 1 |
What the 2025 payments were for
- Food and Beverage$279.15 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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