How Many Physician assistants Are There in Massachusetts?
The figure below counts providers who list a PA or PA-C (Physician Assistant) credential in the national NPI registry.
Massachusetts · NPPES, June 2026
4,787
active physician assistants list a practice address in Massachusetts.
How this is counted: Counts NPI records listing a PA or PA-C credential. Records are attributed to Massachusetts 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.