Medical Physician Assistant providers in the U.S.
39,144 NPPES records list medical physician assistant as their primary taxonomy, about 12 per 100,000 residents; Alaska and Connecticut have the most per resident. 23,801 of them appear in the Medicare Part D prescriber file: a registry record is not proof of an active practice.
What taxonomy code 363AM0700X means
363AM0700X is the National Uniform Claim Committee code for Physician Assistant, Medical, in the grouping Physician Assistants & Advanced Practice Nursing Providers. 39,144 NPPES records list it as their primary taxonomy (file of Aug 9, 2026).
Source: NUCC Health Care Provider Taxonomy code set, definition as NUCC publishes it (nucc.org); counts from CMS NPPES.
Most per resident: the 8 highest
Source: CMS NPPES, primary taxonomy 363AM0700X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.
New York has the most, 606
Source: CMS NPPES, primary taxonomy 363AM0700X by practice city, file of Aug 9, 2026.
All 51 by state
| State | Records | Per 100,000 |
|---|---|---|
| Alabama | 228 | 5 |
| Alaska | 250 | 34 |
| Arizona | 996 | 13 |
| Arkansas | 176 | 6 |
| California | 3,376 | 9 |
| Colorado | 1,308 | 22 |
| Connecticut | 1,138 | 32 |
| Delaware | 111 | 11 |
| District of Columbia | 210 | 31 |
| Florida | 2,776 | 12 |
| Georgia | 1,302 | 12 |
| Hawaii | 111 | 8 |
| Idaho | 371 | 19 |
| Illinois | 671 | 5 |
| Indiana | 405 | 6 |
| Iowa | 235 | 7 |
| Kansas | 279 | 10 |
| Kentucky | 323 | 7 |
| Louisiana | 340 | 7 |
| Maine | 238 | 17 |
| Maryland | 871 | 14 |
| Massachusetts | 886 | 13 |
| Michigan | 1,140 | 11 |
| Minnesota | 459 | 8 |
| Mississippi | 75 | 3 |
| Missouri | 317 | 5 |
| State | Records | Per 100,000 |
|---|---|---|
| Montana | 269 | 24 |
| Nebraska | 294 | 15 |
| Nevada | 330 | 10 |
| New Hampshire | 248 | 18 |
| New Jersey | 794 | 9 |
| New Mexico | 274 | 13 |
| New York | 3,670 | 19 |
| North Carolina | 1,352 | 13 |
| North Dakota | 101 | 13 |
| Ohio | 846 | 7 |
| Oklahoma | 513 | 13 |
| Oregon | 699 | 17 |
| Pennsylvania | 3,897 | 30 |
| Rhode Island | 117 | 11 |
| South Carolina | 493 | 9 |
| South Dakota | 96 | 10 |
| Tennessee | 616 | 9 |
| Texas | 2,146 | 7 |
| Utah | 373 | 11 |
| Vermont | 98 | 15 |
| Virginia | 941 | 11 |
| Washington | 1,068 | 14 |
| West Virginia | 320 | 18 |
| Wisconsin | 687 | 12 |
| Wyoming | 91 | 16 |
In federal data
- NUCC code363AM0700X · Physician Assistant
- Size rank46th of 688 specialties by records (0.53% of all)
- In its family2nd of 3 Physician Assistant codes, 17.8% of the family
- Part D prescribers23,801 (60.8% of records)
- Part D claims1,148 a year per prescriber, on average (65th of 496)
- Industry payments16,165 physicians paid $17.1M in 2024, $1K each on average
- Concentration8 states hold half of all records
Source: CMS NPPES; Medicare Part D Prescriber PUF; CMS Open Payments 2024. Presence in these files is not a quality judgment.
A sample of medical physician assistant records
- Susan Stewart, P.A.-CWailuku, HI1194728139
- Sarah Zichella, PA-CSacramento, CA1801899836
- Sharon Young, PA-CCalipatria, CA1598768517
- Angela Seeds, PA-CLa Grande, OR1346243524
- Amy Wicke, PA-CAustin, TX1568465722
- Krista Braud, PA-CEnid, OK1710980701
- Martina Frost, PA-CTucson, AZ1629071766
- Kelly White, PA-CAlexandria, LA1063415180
- Jeffrey Kauppi, PADickson, TN1720081821
- Richard Preciado, PA-CLos Angeles, CA1548263932
- Pauline Kahng, PABomoseen, VT1396748489
- Eric Neadel, R, PA-CMiddletown, CT1790788859
- Frederick Bowles, PA-CLas Vegas, NV1265435051
- Paul Stamer, PA-CTucson, AZ1700889615
- Luis Rodas, PALauderdale By The Sea, FL1609879360
- Carol Scott, PABaltimore, MD1619970464
Registry order, not a ranking. Search by name to find one provider.
Common questions
Where does the large Medical Physician Assistant headcount concentrate?
39,144 Medical Physician Assistant NPIs span 55 states; Pennsylvania alone holds 3,897. Top metros include New York, NY; Pittsburgh, PA; Philadelphia, PA; Aurora, CO. Nationally this is 46th of 688 NUCC codes.
How large is Medical Physician Assistant's Open Payments footprint?
CMS Open Payments 2024 lists 16,165 Medical Physician Assistant physicians totaling $17.1M (397,167 payments; average $1K, 222nd of 470). Presence in Open Payments is not a quality judgment.
How heavy is Medical Physician Assistant Part D prescribing at scale?
Among Medical Physician Assistant NPIs, 23,801 appear in the Medicare Part D Prescriber PUF (average 1,148 claims and $194K drug cost per prescriber; 65th of 496 specialties by average claims). Non-prescribing clinicians in the same NUCC code are still in NPPES.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy (nucc.org); Medicare Part D Prescriber PUF; CMS Open Payments 2024. Counts are self-designated primary taxonomy, not board certification.
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.