NPPES file of Aug 9, 2026

Behavior Analyst in California

20,348 NPPES records list behavior analyst with a practice address in California, 52 per 100,000 residents, the 5th highest rate of 51. Costa Mesa and San Diego have the most; each record links to the provider's NPI and the California license search. Page 176 of 407.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 103K00000X · method

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

Costa Mesa has the most, 1,239

  1. Costa Mesa1,239
  2. San Diego1,157
  3. Sacramento597
  4. Los Angeles534
  5. Woodland Hills509

Behavior Analyst records in California

  1. Sierra JeffersonMoreno Valley, CA 925571952864019
  2. Jasmine JeffreyWoodland Hills, CA 913671417440975
  3. Taylor JeffusOakland, CA 946061437632270
  4. Amreen Jehtara, MSSan Diego, CA 921211023586310
  5. Adrian JenkinsInglewood, CA 903021013364546
  6. Brian Jenkins, M.S. PSYCHOLOGYUnion City, CA 945871598162851
  7. Emily Jenkins, M.S.Modesto, CA 953501588016703
  8. Frankie JenkinsLancaster, CA 935351801661780
  9. Jaquieria JenkinsVictorville, CA 923921194581942
  10. Jena JenkinsLaguna Niguel, CA 926771871057471
  11. Katie JenkinsSan Marcos, CA 920781982252680
  12. Kaylah Jenkins, MSFolsom, CA 956301831988864
  13. Ladwana JenkinsWoodland Hills, CA 913671184191843
  14. Montia JenkinsRancho Cucamonga, CA 917301265379556
  15. Tiara JenkinsAlameda, CA 945011568014538
  16. Tyler JenkinsMonrovia, CA 910161336734698
  17. William Jenkins, M.A. BCBAEncino, CA 914361528324084
  18. Chanel JenningsSacramento, CA 958251699330530
  19. Jason JenningsRedwood City, CA 940651295052413
  20. Brianna JensenEureka, CA 955011700488590
  21. Haylen JensenOceanside, CA 920581750979548
  22. Kristen Jensen, M.S., BCBACastaic, CA 913841912205501
  23. Mariah Jensen, MA, BCBAFresno, CA 937041689138927
  24. Michelle JensenRedlands, CA 923731679018766
  25. Sheila JensenValley Village, CA 916071902670425
  26. Willem JensenSan Francisco, CA 941071831621523
  27. Hee Jae Jeon, CHRISTINETorrance, CA 905051841842168
  28. Yu JeongGarden Grove, CA 928431043959422
  29. Morgan JeppesenPleasanton, CA 945881902448293
  30. Lucine JerejianNorth Hollywood, CA 916061467814814
  31. Jennifer JerezIndio, CA 922011922886811
  32. Jill JergensSan Diego, CA 921081053885913
  33. Amaya JerniganRancho Cucamonga, CA 917301922971522
  34. Sabrina JerozalSanta Ana, CA 927051689286544
  35. Michelle Jesolva, BCBASanta Ana, CA 927051871923946
  36. Trisa Jessamy, M.S.,BCBASan Diego, CA 921011710492160
  37. Lauren Jessen, BAPleasanton, CA 945881205337649
  38. Rena Jetton, MSStockton, CA 952071215280250
  39. Michelle JeturianYorba Linda, CA 928861972288835
  40. Ava JeungLos Angeles, CA 900361396559001
  41. Maria JevitzkyCovina, CA 917241669199543
  42. Lauren JewellEl Segundo, CA 902451346168804
  43. Alyssa JewettSan Jose, CA 951261871934315
  44. Ian Jewett, M.A., BCBAArcata, CA 955211457708067
  45. Victorya Jewett, BCBAGlendale, CA 912081053883637
  46. Jeyabuvana Jeyaraj, B.SC B.EDSan Mateo, CA 944011801346549
  47. Liudi Jia, BCBACovina, CA 917231952964561
  48. Mason JiangSan Jose, CA 951481003546664
  49. Stephanie JillsonSan Mateo, CA 944011689144776
  50. Agustin Jimenez, BCBASierra Madre, CA 910241538582424

Source: CMS NPPES, primary taxonomy 103K00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 5 of 51 per resident

  1. Massachusetts67
  2. Hawaii63
  3. Florida60
  4. California52
  5. New Mexico47
  6. Oklahoma44
  7. 50 states and D.C.32

Source: CMS NPPES, primary taxonomy 103K00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

under 0.1% of these records appear in a Medicare file, against 0.1% 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. California0.0%
  2. United States0.1%

Behavior Analyst records in California, measured

  • In a Medicare file5 of 20,348 · under 0.1% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file14 · 0.1% here, 0.1% nationally
  • Not updated in five years or more10,235 · 50.3% here, 47.0% nationally
  • Median graduation year2017 · the 14 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 103K00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

20,348 NPPES records list behavior analyst (103K00000X) as their primary taxonomy with a practice address in California: 52 per 100,000 residents against 32 nationally (50 states and D.C.). Costa Mesa has 1,239 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. Florida13,565
  2. Texas5,837
  3. New York5,183
  4. Massachusetts4,718

States with a similar rate per 100,000

  1. New Mexico47.5
  2. Oklahoma44.0
  3. New Hampshire41.8
  4. Hawaii63.5

The largest states

  1. Florida13,565
  2. Texas5,837
  3. New York5,183
  4. Massachusetts4,718
  5. Nevada4,540

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.