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 302 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. Alexandra Rasey-Smith, BCBATustin, CA 927801760090971
  2. Kayliegh RashadCosta Mesa, CA 926261063245124
  3. Malcolm Rashid, RBTSan Diego, CA 921211881296341
  4. Naazaneen RashidCosta Mesa, CA 926261265311500
  5. Naimur RashidTarzana, CA 913561417613613
  6. Rina RasmussenApple Valley, CA 923081326580937
  7. Savannah Rasmussen, RBTLafayette, CA 945491932699469
  8. Nuhi RassaIrvine, CA 926181982472627
  9. Samia RassuliDavis, CA 956181538643952
  10. Gabrielle Ratcliff, BAEncino, CA 914361730569575
  11. Ahsan RathoreAnaheim, CA 928051871098251
  12. Kassidy Ratledge, M.A., BCBA, CBISOakland, CA 946081215321518
  13. Alijah RatliffWildomar, CA 925951780551721
  14. Chad RatliffeGoleta, CA 931171710695770
  15. Sean RausOrange, CA 928671386455947
  16. Aniket RavalSan Ramon, CA 945831578110615
  17. Dhivya RaviMenlo Park, CA 940251306511415
  18. Preethi RavichandranCupertino, CA 950141700425402
  19. Amit RawalRoseville, CA 956781710471362
  20. William Rawicz-SullivanSan Jose, CA 951121316775174
  21. Priynka RawtaniWest Covina, CA 917901861992042
  22. Frances RayPoway, CA 920641518832666
  23. Mariah RayConcord, CA 945201245734441
  24. Nicole Ray, BCBASacramento, CA 958271114303708
  25. Sheila Ray, BAThousand Oaks, CA 913601487928263
  26. Tiffany RayWoodland Hills, CA 913671114573631
  27. Lindsay RayaWoodland Hills, CA 913671831685684
  28. Lindsay Raya, M.ED., BCBAConcord, CA 945201548626609
  29. Ashlie Raymer, BCBA, MALaguna Hills, CA 926531790020816
  30. Daniel Raymer, BCBAMurrieta, CA 925621649543299
  31. April RaymundoDavis, CA 956181184186405
  32. Joanna RaymundoOrange, CA 928651225445125
  33. Lael RazWoodland Hills, CA 913671487146320
  34. Shabnam Razawi, M.A.Alhambra, CA 918031770935751
  35. Hoomer Razi, RBTFremont, CA 945381487155180
  36. Beverly RazoSherman Oaks, CA 914031013428010
  37. Leigdon RazoFresno, CA 937111144913674
  38. Patricia RazoOakland, CA 946031043784671
  39. Angelica ReaStockton, CA 952041366074080
  40. Desirae ReadingApple Valley, CA 923071992673255
  41. Carlos RealCorona, CA 928781558255588
  42. Stephanie RealGardena, CA 902481932765617
  43. Vanessa RealegenoSan Bernardino, CA 924081891408514
  44. Starr ReamsHayward, CA 945411386319069
  45. Romero ReavesOakland, CA 946061689177248
  46. Aija RebensalVan Nuys, CA 914061508288127
  47. Michelle Rebman, BCBAMountain View, CA 940401023587599
  48. Julio RebollarMoreno Valley, CA 925571558908905
  49. Neric RebollarLancaster, CA 935341174082671
  50. Lirio Rebolloso-SanchezModesto, CA 953501770058505

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.