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 150 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. Joel LopezPomona, CA 917671659526911
  2. Jonathan Lopez, PAFullerton, CA 928311396635876
  3. Jose Lopez, PACLos Angeles, CA 900331245364785
  4. Jose LopezSouth Pasadena, CA 910301093989410
  5. Kathy Lopez, PAOak View, CA 930221063253912
  6. Korina LopezLa Habra, CA 906311922940097
  7. Laura Lopez, MMS, PA-CHawthorne, CA 902501952705964
  8. Lissette Lopez, PA-CRiverside, CA 925031003157041
  9. Maria Lopez, PA-CLynwood, CA 902621942309331
  10. Melissa LopezWhittier, CA 906051386134542
  11. Michael Lopez, PALos Angeles, CA 900271497871636
  12. Natalie Lopez, PA-CMarysville, CA 959011558004275
  13. Raymond Lopez, PALoma Linda, CA 923541851340681
  14. Roman LopezSanta Maria, CA 934541780454058
  15. Simon LopezFontana, CA 923351063229573
  16. Sydney Lopez, PA-CCathedral City, CA 922341538869862
  17. Yesenia LopezDaly City, CA 940141417751033
  18. Brenda Lopez BlakeAnaheim, CA 928011679213037
  19. Elizabeth Lopez EscobarLos Angeles, CA 900151588289623
  20. Alexandra Lopez Low, PAMontecito, CA 931081841946803
  21. Amy Lopez Rivera, PA-CSan Bernardino, CA 924111548917685
  22. Vanessa Lopez Valencia, PA-CLa Palma, CA 906231841096526
  23. Karen Lopez-Camacho, PA-CLompoc, CA 934361811868847
  24. Jessica Lopez-Moore, PACBakersfield, CA 933121366623407
  25. Pablo Lopez-Veron, PA-CPalo Alto, CA 943061942916812
  26. Hlee Lor, PASacramento, CA 958251639804818
  27. Stacey Lora, PA-CLos Alamitos, CA 907201912588179
  28. Julia Lord, PARiverside, CA 925081720606197
  29. Kory Lord, PA-CSacramento, CA 958151588303424
  30. Madelyn Lorei, PA-CPalm Desert, CA 922111710728696
  31. Laura LorenzanaFontana, CA 923371194598946
  32. Carl LorenzoOakland, CA 946061740147826
  33. Katharine Lorey, PAStanford, CA 943051851908834
  34. Medina LormejusteSanta Maria, CA 934541356110548
  35. Richard Loscalzo, PAAnaheim, CA 928041710186721
  36. Hei Ieong Lou, PA-CMountain View, CA 940401225857642
  37. Allison Louie, PAOrange, CA 928671235202391
  38. Donna Louie, PAAntioch, CA 945311558742171
  39. Jamie Louie, PAMountain View, CA 940401306469804
  40. Michael Louie, PAStanford, CA 943051356747067
  41. Trang Louie, PA-CMurrieta, CA 925621114198843
  42. Raquel LoustauSanta Barbara, CA 931051639796493
  43. Meagan Love, PA-CCosta Mesa, CA 926261982220745
  44. Jeffrey Loveall, P.A.Santee, CA 920711013927409
  45. Maya Loventhal, PAOakland, CA 946091588441703
  46. Elizabeth Loverso, PA-CCathedral City, CA 922341215114426
  47. Madeline Lovrensky, PAYuba City, CA 959931801448956
  48. Kattya LowRancho Cucamonga, CA 917301083211197
  49. Wan Ling Low, PA-CGarden Grove, CA 928431770266231
  50. Ashley Lowe, PA-CLos Angeles, CA 900071447882717

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.