Dennis A. Mesker, MD
NPI 1467446146ActiveIndividual· Family Medicine· Washington Court House, OH
Family Medicine (MD) in Washington Court House, Ohio, licensed in OH, with an NPI issued in September 2005. Their prescriptions cost Medicare Part D more than their services did: $1,312,872 for 13,604 claims, against $33,524 paid for services in 2024. Pfizer Inc. was the largest of 3 companies reporting payments in 2025, $59.81 in all, mostly food and beverage.
Overview
| NPI | 1467446146 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 8, 2005 |
| Last updated in NPPES | Mar 12, 2021 |
| Certified by provider | Mar 12, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 35061859M | OH |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Family Practice (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 327 |
|---|---|
| Services billed | 910 across 19 procedure codes |
| Paid by Medicare | $33,524 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13,604 · 32,659 30-day fills |
|---|---|
| Patients | 790 |
| Total drug cost | $1,312,872 |
| Generic share | 87% of claims |
Industry payments (Open Payments)
- 2025$59.81 · 4 payments from 3 companies
- 2024$593.79 · 31 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $28.01 | 2 |
| Novo Nordisk Inc | $18.00 | 1 |
| Glaxosmithkline, LLC. | $13.80 | 1 |
What the 2025 payments were for
- Food and Beverage$59.81 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 16 family medicine physicians in Washington Court House · All family medicine physicians in Ohio