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 201 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. Alice LeeLos Angeles, CA 900341649893678
  2. Alice LeeArcadia, CA 910061386117265
  3. Alicia LeeCosta Mesa, CA 926261275388548
  4. Brandon LeeRancho Cordova, CA 956701629667779
  5. Brenna LeePasadena, CA 911851699215251
  6. Brianna LeeSan Mateo, CA 944011316612963
  7. Celina LeeCalexico, CA 922311043183858
  8. Charlene Lee, M.A., B.C.B.A.Pleasanton, CA 945881942653167
  9. Charles LeeMenifee, CA 925841275164097
  10. Christy LeeOntario, CA 917641841875929
  11. Colin LeeKensington, CA 947071033682232
  12. Dana LeeCovina, CA 917241043158306
  13. Darren Lee, M.S., BCBABurlingame, CA 940101104329317
  14. Derek LeeNewark, CA 945601538738992
  15. Devaughnte Lee, DIPLOMAWoodland Hills, CA 913671821573569
  16. Donna LeeSanta Ana, CA 927051730687914
  17. Elijah LeeSan Ramon, CA 945831346033685
  18. Elliot Lee, M.S., BCBAOrange, CA 928681467091462
  19. Emily LeeArcadia, CA 910061295304210
  20. Eric Jonathan LeeGlendale, CA 912031134721046
  21. Ethan LeeCosta Mesa, CA 926261447144670
  22. Eun Lee, M.EDIrvine, CA 926141912482605
  23. Frances LeeCorona, CA 928791831697648
  24. Fredrick LeeSan Mateo, CA 944011093256794
  25. Gregory Lee, BCABASacramento, CA 958261346518784
  26. Helen Lee, BCBASanta Clara, CA 950501164150512
  27. Howard Lee, BCBAOrange, CA 928651851895437
  28. Inez LeeChula Vista, CA 919101124517834
  29. Isaac LeeWhittier, CA 906051760110068
  30. Jacklyn LeeSan Diego, CA 921281285136200
  31. Jacob LeeSan Francisco, CA 941271871003152
  32. James LeeSanta Fe Springs, CA 906701124679527
  33. Jamin LeeCypress, CA 906301881236172
  34. Jean LeeLaguna Hills, CA 926531184265423
  35. Jennifer LeeWest Covina, CA 917901982104006
  36. Jennifer Lee, M.A., B.C.B.A.Simi Valley, CA 930651578947503
  37. Jeremy LeeOakland, CA 946111033784285
  38. Jessica LeeCypress, CA 906301184221442
  39. Jieun Lee, BCBARiverside, CA 925061952947855
  40. Jihee LeeOrange, CA 928681790300507
  41. Joseph LeeEl Segundo, CA 902451275452450
  42. Joyce Lee, M.S.BCBAAltadena, CA 910011174888051
  43. Kara Lee, MA, BCBAEncinitas, CA 920241457612152
  44. Kara LeeSan Diego, CA 921091790157204
  45. Kathleen Lee, BCBAEncino, CA 913161619454725
  46. Kazjana LeeCosta Mesa, CA 926261083246896
  47. Kevin LeeHacienda Heights, CA 917451083121404
  48. Larrilynn LeeVentura, CA 930031336618347
  49. Larry Lee, BAOakland, CA 946091538599113
  50. Lauren LeePomona, CA 917661851964548

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.