Tristan Marriner Nicholson, MD, PHD
NPI 1053707398ActiveIndividual· Urology· Seattle, WA
Urology (MD, PHD) with The Association of University Physicians, practicing in Seattle, Washington. 49 Medicare patients in 2024, $7,333 paid; nearly all of their 72 Part D prescriptions were generic (94%). Coloplast Corp was the largest of 2 companies reporting payments in 2025, $75.82 in all, mostly food and beverage. Lists University of Washington Medical Ctr as a hospital affiliation.
Overview
| NPI | 1053707398 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | No |
| NPI issued | Apr 14, 2015 |
| Last updated in NPPES | May 3, 2021 |
| Certified by provider | May 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | MD61148901 | 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 - Urology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 49 |
|---|---|
| Services billed | 100 across 21 procedure codes |
| Paid by Medicare | $7,333 |
Part D prescriptions in 2024
| Prescriptions (claims) | 72 · 151 30-day fills |
|---|---|
| Patients | 28 |
| Total drug cost | $5,085 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Urology |
| Telehealth | Offers telehealth |
Medical group
- The Association of University PhysiciansSeattle, WA · 3,535 clinicians
Hospital affiliation
- University of Washington Medical CtrSeattle, WA
Industry payments (Open Payments)
- 2025$75.82 · 2 payments from 2 companies
- 2024$99.34 · 3 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Coloplast Corp | $57.90 | 1 |
| Boston Scientific Corporation | $17.92 | 1 |
What the 2025 payments were for
- Food and Beverage$75.82 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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