NPPES file of Aug 9, 2026

Physician Assistant in California

14,451 NPPES records list physician assistant with a practice address in California, 37 per 100,000 residents, the 41st highest rate of 51. Los Angeles and San Diego have the most; each record links to the provider's NPI and the California license search. Page 278 of 290.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 363A00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Los Angeles has the most, 935

  1. Los Angeles935
  2. San Diego747
  3. San Francisco488
  4. Stanford480
  5. Sacramento387

Physician Assistant records in California

  1. Rea Whitman, PA-CLos Angeles, CA 900121861062358
  2. Jaime Whitmer Pingree, PA-CLaguna Hills, CA 926531730374992
  3. Mary Whitmore, PARedding, CA 960011184644825
  4. Leslie Whitney, PA-CIrvine, CA 926181508163593
  5. Stephanie Whitworth, P.A.Modesto, CA 953501295987329
  6. Tess Wianecki, PAArroyo Grande, CA 934201881112449
  7. Bianca Wibisono, PA-CSan Jose, CA 951231134812548
  8. Danae Wible, P.A.Oxnard, CA 930301033544341
  9. Wendy Wicke, PA-CSonora, CA 953701548685175
  10. Priyantha WickramanayakeColton, CA 923241760971972
  11. Quiana Wicks, P.A.- CLong Beach, CA 908131457694226
  12. Tracy Wickware, PASan Diego, CA 921031417025636
  13. Andrew Wickwire, PA-CFresno, CA 937011982115275
  14. Stephen Wider, PAFontana, CA 923351922175769
  15. Courtney Widmann, PA-CSanta Cruz, CA 950621326257973
  16. Ava Wiedemann, PA-CSan Diego, CA 921231104469055
  17. Patricia Wiemann, PALos Angeles, CA 900071144369943
  18. Emily Wiercinski, PA-CStanford, CA 943051982225819
  19. Christian Wigfall, PA-CCarlsbad, CA 920111851732960
  20. Thomas Wightman, PA-CSan Diego, CA 921111467729400
  21. Kayla Wigley, PA-CMountain View, CA 940401841953585
  22. Mia Wigley, PA-CLos Angeles, CA 900481447918081
  23. Winona Wiland, PA-CSan Diego, CA 921211043967383
  24. Jessica Wilcox, PA-CDaly City, CA 940151922307842
  25. Katia Wilder, PA-COroville, CA 959661508062241
  26. Kimberly Wile, PASan Diego, CA 921031174194641
  27. Rochelle Wileman, PAVisalia, CA 932771114050630
  28. Danielle Wiley, PAVentura, CA 930031598190365
  29. Gary Wiley, PA-CMarina Del Rey, CA 902921427885656
  30. James Wiley, PA-CRedlands, CA 923731245481514
  31. Joy Wilfong, PA-CMonterey, CA 939401821671892
  32. Isabel Wilhelm, PA-CWalnut, CA 917891013368315
  33. Samantha Wilhelm, MS, PA-CMarina Del Rey, CA 902921417370685
  34. Bobbi Wilkens, MSPA-CNewport Beach, CA 926601770259434
  35. Katherine Wilkens, PASan Pablo, CA 948061558384057
  36. Dana Wilkins, P.A.Wildomar, CA 925951629545835
  37. Jordan WilkinsTwentynine Palms, CA 922771023384401
  38. Greg Wilkinson, PASacramento, CA 958211316146939
  39. Isabella Will, PA-CStockton, CA 952071649091398
  40. Scott Will, P.A.-C.Folsom, CA 956301518051077
  41. Wariam William, PA-CRialto, CA 923761396868964
  42. Ali Williams, PA-CHemet, CA 925431902182090
  43. Allison Williams, PA-CDanville, CA 945061073228862
  44. Arthur Williams, PA-SFullerton, CA 928311679256135
  45. Ashley Williams, P.A.-CRancho Cucamonga, CA 917391932537016
  46. Brian Williams, PA-CPorterville, CA 932571598701914
  47. Bryonny Williams, PA-CWalnut Creek, CA 945981801785423
  48. Christopher Williams, PA-CFontana, CA 923361396992939
  49. Christopher Williams, PAEmeryville, CA 946081306245410
  50. Christopher Williams, PA-CNevada City, CA 959591093428963

Source: CMS NPPES, primary taxonomy 363A00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 41 of 51 per resident

  1. Georgia42
  2. New Mexico40
  3. Illinois39
  4. California37
  5. New Jersey37
  6. Texas36
  7. 50 states and D.C.49

Source: CMS NPPES, primary taxonomy 363A00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

75.2% of these records appear in a Medicare file, against 77.9% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. California75.2%
  2. United States77.9%

Physician Assistant records in California, measured

  • In a Medicare file10,860 of 14,451 · 75.2% here, 77.9% nationally
  • In the CMS Doctors and Clinicians file7,218 · 49.9% here, 62.6% nationally
  • Not updated in five years or more5,775 · 40.0% here, 39.3% nationally
  • Median graduation year2018 · the 7,214 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 363A00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

14,451 NPPES records list physician assistant (363A00000X) as their primary taxonomy with a practice address in California: 37 per 100,000 residents against 49 nationally (50 states and D.C.). Los Angeles has 935 of them (6%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. New York15,555
  2. Texas10,999
  3. Florida10,257
  4. North Carolina9,279

States with a similar rate per 100,000

  1. New Jersey36.5
  2. Indiana35.3
  3. Illinois39.3
  4. New Mexico40.1

The largest states

  1. New York15,555
  2. Texas10,999
  3. Florida10,257
  4. North Carolina9,279
  5. Pennsylvania8,020

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

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.