Steffan Ross Tolles, M.D.
NPI 1285603829ActiveIndividual· Family Medicine· Silverdale, WA
Family Medicine (M.D.) in Silverdale, Washington, trained at University of Washington School of Medicine (class of 1983). Their prescriptions cost Medicare Part D more than their services did: $355,633 for 5,471 claims, against $149,632 paid for services in 2024. Vertex Pharmaceuticals Incorporated reported $117.94 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1285603829 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 16, 2006 |
| Last updated in NPPES | May 6, 2021 |
| Certified by provider | Sep 17, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | MD00022023 | 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 - Family Practice (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 374 |
|---|---|
| Services billed | 2,670 across 50 procedure codes |
| Paid by Medicare | $149,632 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,471 · 12,815 30-day fills |
|---|---|
| Patients | 358 |
| Total drug cost | $355,633 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Washington School of Medicine |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Family Practice |
Hospital affiliations
- St Joseph Medical CenterTacoma, WA
- St Michael Medical CenterSilverdale, WA
Other facilities
- Centerwell Home HealthHome health agency · Silverdale, WA
- Signature Healthcare at HomeHome health agency · Federal Way, WA
Industry payments (Open Payments)
- 2025$117.94 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vertex Pharmaceuticals Incorporated | $117.94 | 1 |
What the 2025 payments were for
- Food and Beverage$117.94 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 43 family medicine physicians in Silverdale · All family medicine physicians in Washington