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 284 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. Dari PerezSan Diego, CA 921211710540927
  2. Dennise PerezWoodland Hills, CA 913671790255644
  3. Destiny PerezGrover Beach, CA 934331194614081
  4. Diana PerezMonrovia, CA 910161740885169
  5. Diego Perez, MS BCBAFresno, CA 937101235901125
  6. Eduardo PerezCosta Mesa, CA 926261588362719
  7. Eilyn PerezMountain View, CA 940401245803089
  8. Emilly PerezIrvine, CA 926181609376631
  9. Faviola PerezLong Beach, CA 908041083450118
  10. Geraldine PerezEl Segundo, CA 902451992587489
  11. Gwendolyn Perez, M.S.Newhall, CA 913211538650510
  12. Hailey PerezSalinas, CA 939071679386817
  13. Haily Ibeth PerezWildomar, CA 925951063369585
  14. Hannah Perez, MSGardena, CA 902481770134256
  15. Isis PerezLake Elsinore, CA 925321124545629
  16. Jasmin Perez PerezEl Sobrante, CA 948031235731944
  17. Jasmine PerezCosta Mesa, CA 926261417787946
  18. Jazen PerezWoodland Hills, CA 913671750862942
  19. Jesse PerezGarden Grove, CA 928401457992596
  20. Jezabel PerezCosta Mesa, CA 926261912764614
  21. Joana PerezVentura, CA 930031174496160
  22. Jocelyn Perez, BCBAGardena, CA 902481700769064
  23. Jose Perez, BCBAOrange, CA 928681215498571
  24. Juana Perez, BCBAOntario, CA 917641578186698
  25. Karen PerezAlhambra, CA 918031598638553
  26. Katalina PerezMarina, CA 939331942048673
  27. Krystal PerezRiverside, CA 925071285198093
  28. Laura Perez, BCAT, RBT, BA, BCBABakersfield, CA 933091255831806
  29. Liset PerezCarson, CA 907451669099008
  30. Lorena PerezChula Vista, CA 919111518838952
  31. Magaly PerezNewhall, CA 913211629682711
  32. Maria PerezVallejo, CA 945911467923615
  33. Marvin PerezEncino, CA 914361487002945
  34. Mayra PerezWhittier, CA 906051922507029
  35. Micheal PerezWoodland Hills, CA 913671942867833
  36. Nancy Perez, NANCYGilroy, CA 950201578027652
  37. Norely PerezBakersfield, CA 933011659845873
  38. Olga PerezCulver City, CA 902301003583782
  39. Patricia PerezSherman Oaks, CA 914031598390486
  40. Priscilla PerezRancho Cucamonga, CA 917301023954922
  41. Priscilla PerezWest Covina, CA 917901164009684
  42. Rachel Perez, BATustin, CA 927801407256969
  43. Raedine PerezWoodland Hills, CA 913671699411082
  44. Ramina PerezGilroy, CA 950201477046480
  45. Raylene PerezRiverside, CA 925071962002253
  46. Rena PerezCorona, CA 928791568177541
  47. Rick Perez, M.S., B.C.B.ALake Forest, CA 926301366800674
  48. Robert PerezSan Jose, CA 951361376039875
  49. Rolando PerezValencia, CA 913541447902465
  50. Rossy PerezOrange, CA 928681073164901

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.