Chad T. Merkel, DDS
NPI 1659688455ActiveIndividual· Dentist· Issaquah, WA
Dentist (DDS) in Issaquah, Washington, licensed in WA, with an NPI issued in September 2010. Part D covered 16 prescriptions written in 2024, 100% of them generic. Solventum Corporation reported $24.25 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1659688455 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DDS |
| Sole proprietor | No |
| NPI issued | Sep 1, 2010 |
| Last updated in NPPES | Jan 29, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist Primary | 122300000X | DE60168156 | WA |
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 Order and Referring Only - Dentist (WA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 16 · 18 30-day fills |
|---|---|
| Patients | 15 |
| Total drug cost | $88.16 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$24.25 · 1 payment from 1 company
- 2024$29.24 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Solventum Corporation | $24.25 | 1 |
What the 2025 payments were for
- Food and Beverage$24.25 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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