Timothy Mahnke
NPI 1477221000ActiveIndividual· Physician Assistant· Spokane Valley, WA
Physician Assistant with Washington Pac Services PC and 1 other group, practicing in Spokane Valley, Washington. Their prescriptions cost Medicare Part D more than their services did: $588,733 for 2,494 claims, against $48,567 paid for services in 2024. Sk Life Science, Inc. was the largest of 2 companies reporting payments in 2025, $77.12 in all, mostly food and beverage.
Overview
| NPI | 1477221000 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Aug 30, 2021 |
| Last updated in NPPES | Sep 8, 2025 |
| Certified by provider | Sep 8, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA61352338 | WA |
| Physician Assistant, Medical | 363AM0700X | PA61352338 | 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 Practitioner - Physician Assistant (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 190 |
|---|---|
| Services billed | 657 across 5 procedure codes |
| Paid by Medicare | $48,567 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,494 · 2,516 30-day fills |
|---|---|
| Patients | 73 |
| Total drug cost | $588,733 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Washington Pac Services PCPort Orchard, WA · 44 clinicians
- Harbor Youth and Family CounselingTukwila, WA · 33 clinicians
Industry payments (Open Payments)
- 2025$77.12 · 2 payments from 2 companies
- 2024$23.49 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sk Life Science, Inc. | $51.33 | 1 |
| Janssen Pharmaceuticals, Inc | $25.79 | 1 |
What the 2025 payments were for
- Food and Beverage$77.12 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 63 physician assistants in Spokane Valley · All physician assistants in Washington