NPPES file of Aug 9, 2026

Physician Assistant in Washington

3,718 NPPES records list physician assistant with a practice address in Washington, 48 per 100,000 residents, the 28th highest rate of 51. Seattle and Tacoma have the most; each record links to the provider's NPI and the Washington license search. Page 75 of 75.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 363A00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Seattle has the most, 828

  1. Seattle828
  2. Tacoma324
  3. Spokane315
  4. Vancouver208
  5. Everett144

Physician Assistant records in Washington

  1. Erik Zenger, PACBellevue, WA 980041083881908
  2. Yelena ZepedaSeattle, WA 981051922521749
  3. Natalie Zering, PA-CCentralia, WA 985311942758826
  4. Sara Zhang, PA-CSeattle, WA 981041750119848
  5. Brian ZhaoMoses Lake, WA 988371497362354
  6. Irina Zhelez, PACSilverdale, WA 983831710539895
  7. Jessica Zheng, PA-CVancouver, WA 986861730777335
  8. Qiubei ZhuSeattle, WA 981051992355903
  9. Nathan ZieglerTacoma, WA 984051407628506
  10. Robert Ziemer, PA-CSeattle, WA 981041083679245
  11. Kirstie Zimmerman, PACGig Harbor, WA 983321952864043
  12. Jason Zinn, PATacoma, WA 984311346956257
  13. Julie Zirkle, PA CSeattle, WA 981091407066053
  14. Katherine ZiwiskyRenton, WA 980551811399660
  15. Melissa Zorij, PA-CVancouver, WA 986641629552179
  16. Melissa Zornic, PA-CSeattle, WA 981041417733056
  17. Bridgette Zuckerman, PATacoma, WA 984051992373161
  18. Arielle Zwanziger, PA-CSeattle, WA 981091528208196

Source: CMS NPPES, primary taxonomy 363A00000X: records by practice city and the list of records, file of Aug 9, 2026.

Washington ranks 28 of 51 per resident

  1. Vermont50
  2. Oregon49
  3. Arizona49
  4. Washington48
  5. Iowa48
  6. Oklahoma46
  7. 50 states and D.C.49

Source: CMS NPPES, primary taxonomy 363A00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

76.2% of these records appear in a Medicare file, against 77.9% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. Washington76.2%
  2. United States77.9%

Physician Assistant records in Washington, measured

  • In a Medicare file2,832 of 3,718 · 76.2% here, 77.9% nationally
  • In the CMS Doctors and Clinicians file2,461 · 66.2% here, 62.6% nationally
  • Not updated in five years or more1,777 · 47.8% here, 39.3% nationally
  • Median graduation year2017 · the 2,460 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 363A00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

3,718 NPPES records list physician assistant (363A00000X) as their primary taxonomy with a practice address in Washington: 48 per 100,000 residents against 49 nationally (50 states and D.C.). Seattle has 828 of them (22%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Colorado3,767
  2. Arizona3,666
  3. Wisconsin3,475
  4. Minnesota4,007

States with a similar rate per 100,000

  1. Iowa47.6
  2. Oklahoma46.1
  3. Oregon49.5
  4. Vermont49.6

The largest states

  1. New York15,555
  2. California14,451
  3. Texas10,999
  4. Florida10,257
  5. North Carolina9,279

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.