Physician Assistant: NPI taxonomy code 363A00000X
Taxonomy code 363A00000X is Physician Assistant, in the Physician Assistants & Advanced Practice Nursing Providers group.
166,784 active NPIs list it as their primary specialty (1.8% of all).
| Code | 363A00000X |
|---|---|
| Group | Physician Assistants & Advanced Practice Nursing Providers |
| Classification | Physician Assistant |
| Used for | individual providers (the code is in NUCC's Individual section) |
| Active NPIs, primary specialty | 166,784 (165,272 individuals, 1,512 organizations) |
What NUCC says: 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. (excerpt of the NUCC 26.1 definition)
Find Physician Assistant providers
Search the registry for providers listing Physician Assistant. Pick a state to narrow it down.
Where they are
| State | Active NPIs | Share |
|---|---|---|
| New York | 15,777 | 9.5% |
| California | 14,598 | 8.8% |
| Texas | 11,242 | 6.7% |
| Florida | 10,485 | 6.3% |
| North Carolina | 9,452 | 5.7% |
| Pennsylvania | 8,143 | 4.9% |
| Michigan | 7,131 | 4.3% |
| Ohio | 5,412 | 3.2% |
| Illinois | 4,998 | 3.0% |
| Georgia | 4,772 | 2.9% |
Top states by practice location, from the NPPES file of September 13, 2026.
Related specialties
- Medical Physician Assistant 40,045
- Surgical Physician Assistant 18,916
Specialty definitions are from the NUCC Health Care Provider Taxonomy (version 26.1). Which code to use on a claim depends on your NPPES record and your payer. See taxonomy codes explained.