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 150 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. Geneva HallMonterey, CA 939401437789401
  2. Ja'Ne HallPittsburg, CA 945651366991762
  3. Jennifer Hall, BCBARolling Hills Estates, CA 902741174381123
  4. Julie HallTracy, CA 953771477066678
  5. Karen Hall, RBTSan Diego, CA 921211568978062
  6. Kirstin Hall, MS, BCBASan Diego, CA 921081184943425
  7. Krysti HallSan Diego, CA 921081053089169
  8. Querale HallGardena, CA 902481588417570
  9. Scott Hall, PH.D., BCBA-DPalo Alto, CA 943041255767521
  10. Stacy HallYucaipa, CA 923991457769507
  11. Tannah HallMountain View, CA 940401033874086
  12. Taylor HallCosta Mesa, CA 926261326844986
  13. Helga Jasna Haller, DBH, QBA, CDPCamarillo, CA 930101942666920
  14. Makeena HallidayMountain View, CA 940401437776325
  15. Nicholas HalloranSan Marcos, CA 920781255082657
  16. Denise HallstromCulver City, CA 902301124630595
  17. Alexandra HalpinSan Jose, CA 951251659947349
  18. Isabel HalseyElk Grove, CA 957581194228130
  19. Hanan HamadMoreno Valley, CA 925571093597874
  20. Demetrius HamalaStockton, CA 952191942701263
  21. Rima Hamawe, MANorthridge, CA 913241275169559
  22. Mariam HambersomCampbell, CA 950081730887837
  23. Anthony Hamedi, BCBASanta Ana, CA 927051215328133
  24. Ava HamediEscondido, CA 920261528896891
  25. Audrey HamelBrentwood, CA 945131659919694
  26. Sohil HamidCosta Mesa, CA 926261861188799
  27. Summer HamidehAnaheim, CA 928051932674900
  28. Alissa HamiltonRiverside, CA 925061265184360
  29. Amy HamiltonElk Grove, CA 956241104327204
  30. April HamiltonApple Valley, CA 923071043514730
  31. Ashlyn HamiltonBakersfield, CA 933091295482891
  32. Carolyn HamiltonWildomar, CA 925951972478857
  33. Christie HamiltonRohnert Park, CA 949281013403229
  34. Holly HamiltonSan Diego, CA 921011477119600
  35. Jenifer HamiltonSanta Rosa, CA 954031578047940
  36. Maria HamiltonCanyon Country, CA 913511134746332
  37. Melanie HamiltonWalnut Creek, CA 945981457836157
  38. Tiffany HamiltonOakland, CA 946061508358078
  39. Valerie Hamilton, RBTTemecula, CA 925901780217182
  40. Yasna HamimEl Segundo, CA 902451881512622
  41. Safaa HammadSan Bruno, CA 940661457907768
  42. Angelina HammonElk Grove, CA 956241669037743
  43. Drea HammondEl Segundo, CA 902451982520706
  44. Jennifer Hammond, PH.D., BCBAPalo Alto, CA 943041598097941
  45. Laura HammondSan Francisco, CA 941031588386122
  46. Tathadjia HammondsWoodland Hills, CA 913671780180059
  47. Ariane HamnerDanville, CA 945261265934608
  48. Mariel HamorRiverside, CA 925061730696303
  49. Kayla HamptonPasadena, CA 911061154126365
  50. Alex HanGlendale, CA 912031366117434

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.