William Thomas Simonson, MD PHD
NPI 1306080262ActiveIndividual· Pathology, Anatomic Pathology & Clinical Pathology· Tacoma, WA
Pathology, Anatomic Pathology & Clinical Pathology (MD PHD) in Tacoma, Washington, trained at University of Wisconsin School of Medicine (class of 2009). Medicare paid $64,443 for services to 1,138 patients in 2024. Adaptive Biotechnologies Corporation reported $162.88 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1306080262 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD PHD |
| Sole proprietor | No |
| NPI issued | Apr 22, 2009 |
| Last updated in NPPES | Feb 27, 2026 |
| Certified by provider | Feb 27, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology & Clinical Pathology Primary | 207ZP0102X | MD60295980 | WA |
| Pathology, Anatomic Pathology & Clinical Pathology | 207ZP0102X | 79372 | AZ |
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 - Pathology (AZ); Practitioner - Pathology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,138 |
|---|---|
| Services billed | 2,770 across 30 procedure codes |
| Paid by Medicare | $64,443 |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Pathology |
Medical group
- Cellnetix Pathology PLLCSeattle, WA · 59 clinicians
Hospital affiliations
- Deaconess Medical CenterSpokane, WA
- Multicare Good Samaritan HospitalPuyallup, WA
- St Michael Medical CenterSilverdale, WA
- St. Mary's HospitalTucson, AZ
- Tacoma General Allenmore HospitalTacoma, WA
Industry payments (Open Payments)
- 2025$162.88 · 1 payment from 1 company
- 2024$21.17 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Adaptive Biotechnologies Corporation | $162.88 | 1 |
What the 2025 payments were for
- Food and Beverage$162.88 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 25 pathologists in Tacoma · All pathologists in Washington