NPI Atlas

Physician Assistant

NUCC taxonomy code 363A00000X · 11,405 providers in Texas in the June 2026 NPPES file.

About this specialty

A physician assistant (PA) is a licensed clinician who practices medicine in collaboration with physicians. PAs take medical histories, examine and diagnose patients, order and interpret tests, assist in procedures, and prescribe medication.

The 363A00000X code is the general PA classification in the NUCC taxonomy, used when no surgical or medical specialization is recorded for the provider.

Official NUCC definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

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Frequently asked questions

How many physician assistants are in Texas?

Our June 2026 NPPES data lists 11,405 physician assistants in Texas under NUCC taxonomy code 363A00000X.

Where does this data come from?

Every listing is drawn from NPPES, the federal National Plan and Provider Enumeration System published monthly by CMS. Specialty classification follows the NUCC Health Care Provider Taxonomy code set. This page reflects the June 2026 file.

Data: NPPES public registry, June 2026 file. Taxonomy definitions follow the NUCC Health Care Provider Taxonomy code set. Classification is self-reported by providers.

Physician Assistant in Texas: 11,405 providers (363A00000X) | NPI Atlas