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 187 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. Kevonna KellyPasadena, CA 911071023658945
  2. Louis KellyWoodland Hills, CA 913671588138747
  3. Meaghan KellyAuburn, CA 956031184191967
  4. Rosa KellyDavis, CA 956181871093708
  5. Sarah Kelly, MDOakland, CA 946091285289470
  6. Silvana Kelly, MPH, MA, BCBAVan Nuys, CA 914061154867950
  7. Taja Kelly, BCBAFelton, CA 950181689523409
  8. Elizabeth Kelsch, BCBAVentura, CA 930031598260622
  9. Jake Kelso, BCBASan Diego, CA 921011356084388
  10. Jessica Kelso, BCBAAtascadero, CA 934221578040978
  11. Katherine Kelso, BCBASouth Pasadena, CA 910301023441417
  12. David Kelton, BCBANational City, CA 919501255929352
  13. Christopher KempSacramento, CA 958271497333447
  14. Efrat KempSan Diego, CA 921281821594029
  15. Jennifer KempValencia, CA 913551972933729
  16. Sandra KempTemecula, CA 925901740798305
  17. Victoria KempValencia, CA 913551295071199
  18. Melinda Kemplin, BCBASacramento, CA 958251245735802
  19. Fidelia KenmedSan Jose, CA 951111255816195
  20. Kailey KennallyPasadena, CA 911051598272213
  21. Alexis KennedyPalo Alto, CA 943031356843783
  22. Hannah KennedySan Marcos, CA 920781710595491
  23. Jewel KennedyEl Segundo, CA 902451003735184
  24. Kristen KennedyTorrance, CA 905031215644349
  25. Tyreisha KennedyOntario, CA 917641760299572
  26. Eby Kent, LEP, BCBANewport Beach, CA 926601043663529
  27. Jereme KentYucaipa, CA 923991669211942
  28. William Kent, BCBAOakland, CA 946111013362037
  29. Paula Kenyon, PHDEastvale, CA 928801295191476
  30. Sherry KenyonWoodland Hills, CA 913671578854402
  31. Anait KeorhagianArcadia, CA 910061619784378
  32. Vivian KeorhagianChula Vista, CA 919101215586243
  33. Tracy Kepple, MA, BCBASan Diego, CA 921231205357175
  34. Katie Kerber, MS BCBA LABALos Angeles, CA 900451376101816
  35. Isaura KerfordGarden Grove, CA 928401679359384
  36. Amber Kerns, MA, BCBALos Angeles, CA 900451295139103
  37. Lesli KerrCity Of Industry, CA 917481487070702
  38. Sharyn Kerr, BCBAIrvine, CA 926061760795959
  39. Kelsey KerriganSan Diego, CA 921111164192282
  40. Ani Keshishyan, BCBATarzana, CA 913561861275273
  41. Eliza Keshishyan, MSLa Canada, CA 910111043852635
  42. Lisa KeslinSalinas, CA 939011336441450
  43. Adrienne Kessler, BCBABuena Park, CA 906201780406959
  44. Maeve KesslerSan Diego, CA 921231124806096
  45. Adryon Ketcham, BCBASan Ramon, CA 945831780928648
  46. Katrina Ketterer, BCBATarzana, CA 913561558716829
  47. Bokyoung KeumDavis, CA 956181811424922
  48. Adrienne KeyEscondido, CA 920261548196389
  49. Joyce KeyesElk Grove, CA 957581366801276
  50. Sean KeyhourCosta Mesa, CA 926261154206423

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.