Mark Walker
NPI 1508247180ActiveIndividual· Dentist· Yakima, WA
Dentist in Yakima, Washington, licensed in WA, with an NPI issued in June 2015. Part D covered 64 prescriptions written in 2024, 100% of them generic. Midmark Corporation was the largest of 2 companies reporting payments in 2025, $59.45 in all, mostly food and beverage.
Overview
| NPI | 1508247180 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jun 9, 2015 |
| Last updated in NPPES | Jun 9, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist Primary | 122300000X | DE60566341 | WA |
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 Order and Referring Only - Dentist (WA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 64 · 88 30-day fills |
|---|---|
| Patients | 49 |
| Total drug cost | $658.75 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$59.45 · 2 payments from 2 companies
- 2024$43.39 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Midmark Corporation | $43.80 | 1 |
| Envista Holdings Corporation | $15.65 | 1 |
What the 2025 payments were for
- Food and Beverage$59.45 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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