How Many Physician assistants Are There in Washington?
The figure below counts providers who list a PA or PA-C (Physician Assistant) credential in the national NPI registry.
Washington · NPPES, June 2026
4,408
active physician assistants list a practice address in Washington.
How this is counted: Counts NPI records listing a PA or PA-C credential. Records are attributed to Washington by NPPES practice-location state.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Counts reflect NPI records and are not an official workforce census.