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 115 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. Pamela Ibanez, PA-CSan Francisco, CA 941181225408768
  2. Lorraine Ibarra, PAVictorville, CA 923951457431371
  3. Omar IbarraFremont, CA 945381548025570
  4. Juan Ibarra MadrigalPorterville, CA 932571790597433
  5. Cletus Ibe, PASan Francisco, CA 941431730334152
  6. Alim Ibrahim, PA-CPrunedale, CA 939071598420572
  7. Islam Ibrahim, PA-CPomona, CA 917671700428711
  8. Isaac Ibrahimi, PA-CCastro Valley, CA 945461588735849
  9. Joshua IcasasLaguna Woods, CA 926371609429539
  10. Festus Idahosa-Erese, PHYSICIAN ASSISTANTBarstow, CA 923111871503342
  11. Zekhariah Idro, PA-CIndio, CA 922011922416023
  12. Elizabeth IdrogoEl Segundo, CA 902451205481728
  13. Paige Ielati, PA-CStanford, CA 943051326502162
  14. Alicia Iglesias, MS, PA-CRiverside, CA 925031225369333
  15. Lindsay Ignatczyk, P.A.Burbank, CA 915051205987286
  16. Haley IgoeFullerton, CA 928311588347041
  17. Meighan Igoe, P.A.Los Angeles, CA 900731750698403
  18. Vera Iheanacho, P.ARancho Mirage, CA 922701376821397
  19. Thyvan Ikari, P.A.-CAnaheim, CA 928041851799050
  20. Charles Ike, PA CBakersfield, CA 933071366555799
  21. Kayee IkedaCarmichael, CA 956081568771954
  22. Satoshi Ikeda, PAInglewood, CA 903011871104067
  23. Elda Ilia, PASan Bernardino, CA 924111417259268
  24. Andrew IliutaTulare, CA 932741528782489
  25. Trisha Ilumin, PASacramento, CA 958161407576093
  26. Brian Im, PARancho Cucamonga, CA 917371700186491
  27. Dongwhan Im, PHYSICIAN ASSISTANTFullerton, CA 928351174257414
  28. Eunice Im, PATemple City, CA 917801104783935
  29. Anthony Imperial, PA-CStanford, CA 943051275269060
  30. Anusha Imran, PACovina, CA 917231932867462
  31. Rie Inaba, PA-CPalo Alto, CA 943011508281791
  32. Wayne Inancsi, PASan Diego, CA 921201245388180
  33. William Inciso, PA-C, PHDSan Bernardino, CA 924041407050289
  34. Priscilla Inda, PA-CChula Vista, CA 919101679008379
  35. Roxana InfantePetaluma, CA 949541043854151
  36. Michelle Ing, PA-CWoodland, CA 956951154406999
  37. Amanda Ingalls, PA-CUpland, CA 917861134522501
  38. Jennifer Inglet, PACGridley, CA 959481013017995
  39. Audrey Inglis, PA-CSanta Clara, CA 950511093412470
  40. Anabel Ingwerson, PA-CMountain View, CA 940401871270793
  41. Andrew Inocelda, , PA-CCarlsbad, CA 920111497950208
  42. Andrea Inskeep, PA-CFullerton, CA 928351578752424
  43. Wesley Insko, PASan Francisco, CA 941081578318564
  44. Marta Insogna, P.A. , D.C.Oakland, CA 946051518136191
  45. Diego InzunzaCastro Valley, CA 945461336617174
  46. Jennifer Ip, PA-CBakersfield, CA 933091154157188
  47. Cory Ipsen, PA-CClovis, CA 936111699440958
  48. Ammar IqbalVallejo, CA 945921063387470
  49. Tara Iqbal, PA-CWalnut Creek, CA 945981972384618
  50. Nilofar IraniDuarte, CA 910101144677600

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.