NPPES file of Aug 9, 2026

Assistant Behavior Analyst in California

2,656 NPPES records list assistant behavior analyst with a practice address in California, 6.8 per 100,000 residents, the 2nd highest rate of 51. Ontario and Los Angeles have the most; each record links to the provider's NPI and the California license search. Page 30 of 54.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 106E00000X · method

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

Ontario has the most, 121

  1. Ontario121
  2. Los Angeles116
  3. San Diego111
  4. Sacramento110
  5. Corona78

Assistant Behavior Analyst records in California

  1. Rachel MartinezModesto, CA 953541881197077
  2. Samantha MartinezWhittier, CA 906051780350561
  3. Savannah MartinezLaguna Niguel, CA 926771366150849
  4. Shamaria MartinezCorona, CA 928791932771722
  5. Julie Martinez LobatoWatsonville, CA 950761083369615
  6. Stephanie Martinez NavarroElk Grove, CA 956241184239295
  7. Marlene Martinez SilvaSacramento, CA 958321013770221
  8. Jose Martinez-CejaSacramento, CA 958251902596612
  9. Yara Masad, RBTAnaheim, CA 928041356200232
  10. Francesca MascoliIrvine, CA 926141790513471
  11. Kahlil MaskatiCanoga Park, CA 913031649019308
  12. Scarlett MasonAlameda, CA 945011578399192
  13. Christa MassieSan Francisco, CA 941071932853306
  14. Morgan MastersonStockton, CA 952071851014914
  15. Melody MatelaFolsom, CA 956301841808938
  16. Mackenzie MateszRancho Mirage, CA 922701164206462
  17. Abdullah MatieeWalnut Creek, CA 945981124595830
  18. Urangoo MatthewsGranite Bay, CA 957461861017477
  19. Natalie MatthiasSacramento, CA 958321568276103
  20. Taylor MattleyGranite Bay, CA 957461821606831
  21. Crystal MaturinoMonterey, CA 939401922964634
  22. Luna MauldinElk Grove, CA 956241215560727
  23. Ashley MaxfieldFresno, CA 937221831685817
  24. Kimberly MayaCalexico, CA 922311730944224
  25. Stephanie Mayor-GonzalezPasadena, CA 911851134761570
  26. Jalei MayoralOntario, CA 917641215768478
  27. Kevin MazariegoMonrovia, CA 910161831829837
  28. Kelly McArthurLos Angeles, CA 900431629702071
  29. Audry McCainElk Grove, CA 957581669940532
  30. Diana McCannPollock Pines, CA 957261356911317
  31. Makena McCaslinBakersfield, CA 933091164219176
  32. Ronnie McClainWoodland Hills, CA 913671477244143
  33. Shantea McClellan, M.S.Napa, CA 945581316478969
  34. Autumn McComasGardena, CA 902481245890938
  35. Devin McCormickFresno, CA 937201326613860
  36. Madeline McCormickGranite Bay, CA 957461720603400
  37. Taylor McCowanVisalia, CA 932911245714575
  38. Emily McCrearyLakewood, CA 907131376391250
  39. Dominique McCreeRiverside, CA 925061386136919
  40. Jasmine McDanielsStockton, CA 952101548061153
  41. Angelina McDonaldImperial, CA 922511508628371
  42. Cassandra McDonaldMurrieta, CA 925621730625690
  43. Taylor McGeeGarden Grove, CA 928451114602810
  44. Teihani McGirtSacramento, CA 958321013728666
  45. Kenya McGruderConcord, CA 945201033840202
  46. Yesenia McKainModesto, CA 953541558852624
  47. Christina McKayModesto, CA 953501194683508
  48. Sophia McKenna-SwarensSan Diego, CA 921011245092634
  49. Cassidy McKinneyLong Beach, CA 908071184370710
  50. Katielynn McMahonTwain Harte, CA 953831922976844

Source: CMS NPPES, primary taxonomy 106E00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 2 of 51 per resident

  1. Florida10.2
  2. California6.8
  3. Oklahoma6.7
  4. South Carolina4.9
  5. 50 states and D.C.2.9

Source: CMS NPPES, primary taxonomy 106E00000X 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%

Assistant Behavior Analyst records in California, measured

  • In a Medicare file1 of 2,656 · under 0.1% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file0 · 0.0% here, under 0.1% nationally
  • Not updated in five years or more750 · 28.2% here, 26.4% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 106E00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

2,656 NPPES records list assistant behavior analyst (106E00000X) as their primary taxonomy with a practice address in California: 6.8 per 100,000 residents against 2.9 nationally (50 states and D.C.). Ontario has 121 of them (5%).

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. Florida2,306
  2. Texas414
  3. New York334
  4. Michigan316

States with a similar rate per 100,000

  1. Oklahoma6.7
  2. South Carolina4.9
  3. Kansas4.3
  4. Nevada4.1

The largest states

  1. Florida2,306
  2. Texas414
  3. New York334
  4. Michigan316
  5. Virginia275

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.