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 138 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. Albert LanzilloPomona, CA 917661083302541
  2. Poching LaoFountain Valley, CA 927081588553325
  3. Rebecca Lapating, PA-CIrvine, CA 926201730403841
  4. Marie-Nicole Lapeyrade, P.A.Sacramento, CA 958341093836090
  5. Lori Lapina, PA-CSan Diego, CA 921021245670413
  6. Larue Laporte, PASan Francisco, CA 941051285782136
  7. Monica Lappin, PAOakland, CA 946091700598521
  8. Emily LaraLos Angeles, CA 900111275264780
  9. Hortensia Lara, MDSan Diego, CA 921231649329293
  10. Jhezmel LaraVallejo, CA 945921336911809
  11. Kristi Lara, PA-CLos Angeles, CA 900481891074886
  12. Monica Lara, PA-CBell, CA 902011467886457
  13. Judd Laraway, PA-CSan Diego, CA 921031154505402
  14. Daniel Large, PA-CSan Francisco, CA 941431508305707
  15. Darcie Larimore-Arenas, PANovato, CA 949471083969943
  16. Carlos Larin, PAMission Hills, CA 913451104893254
  17. John Larinto, PAAnaheim, CA 928071811064678
  18. David Larios, PA-CPorterville, CA 932571932155173
  19. Rafael Larios, PACOntario, CA 917621003081415
  20. Kevin LarkinBrawley, CA 922271851593370
  21. Kristi Larock, PAFremont, CA 945381255317350
  22. Sophia LarrivaLos Angeles, CA 900331376191718
  23. Jamon Larry, PA-COakland, CA 946111093087306
  24. Ashley Larsen, PA-CLa Canada Flintridge, CA 910111952654386
  25. Alec LarsonPoway, CA 920641598400772
  26. Brett Larson, PA-CDana Point, CA 926291154724052
  27. Diana Larson, PACMoreno Valley, CA 925531982868576
  28. Eva Larson, PAOrange, CA 928681316564156
  29. Garrett LarsonNewport Beach, CA 926601962136218
  30. Jacob Larson, PA-CSan Diego, CA 921271174084149
  31. Michael Larson, P.A.Palm Desert, CA 922111710905195
  32. Emily Larson-McQuaid, PA-CLos Angeles, CA 900171154835189
  33. Stacy Lasater, P.A.Yuba City, CA 959911922276773
  34. Wesley Lashbrook, PA-CStanford, CA 943051891172300
  35. Melissa Lashombe, PA-CPalo Alto, CA 943061366057606
  36. Susan Lasko, PA-CWatsonville, CA 950761326138488
  37. Natalie Laskowicz, PASan Diego, CA 921131326821539
  38. Brian Lasonde, PA-CStanford, CA 943051417590092
  39. Kelly Latham, MSPAS, MPH, PA-CMonterey, CA 939401700269917
  40. Erin Lathrop, PA-CSan Diego, CA 921081821468034
  41. Saman Latifi, PAModesto, CA 953551407530546
  42. Lauren LatourOxnard, CA 930351508576356
  43. Jenivi Lau, PA-CIrvine, CA 926181578897591
  44. Jennifer LauConcord, CA 945211841833449
  45. Jennifer Lau, PASan Rafael, CA 949011770127870
  46. Lydia Lau, PA-CTustin, CA 927821922629831
  47. Melanie Lau, PA-CSanta Clara, CA 950511053881748
  48. Vivian Lau, PA-CSan Diego, CA 921231104671569
  49. Yufei LauHemet, CA 925431063840460
  50. Katherine Lauchaire, PASacramento, CA 958411154417947

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.