Quick answers
- Does Katarina T. Nguyen accept Medicare assignment?
- Yes. Medicare's clinician data says Katarina T. Nguyen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Katarina T. Nguyen's NPI number?
- 1740817964. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Katarina T. Nguyen is enrolled with Medicare (CMS data updated October 2, 2026).
- 1550 N 115th StSeattle, WA 98133 (206) 364‑0500
- 1570 N 115th StSeattle, WA 98133 (206) 306‑2800
- 19917 7th Ave, Suite 100Poulsbo, WA 98370 (360) 697‑8000
- 728 Edmonds Way, Rosewood Courte Memory CareEdmonds, WA 98020 (425) 673‑2875
Group practices
Medicare enrollment lists Katarina T. Nguyen as a member of this group (CMS data updated October 2, 2026).
- The Association of University Physicians3,535 clinicians in the group
Specialties
- Radiation Oncologyprimary
Other radiation oncologists in Seattle
Clinicians with the same Medicare primary specialty in Seattle, WA — not a recommendation.
Other clinicians in The Association of University Physicians
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2020 (6 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1740817964 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians