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 390 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. Kimberly WamplerRancho Cucamonga, CA 917301376817379
  2. Maggie WanSan Mateo, CA 944011245695543
  3. Samantha WandHarbor City, CA 907101689279838
  4. Megan WandelSan Mateo, CA 944011184173395
  5. Kathy Wandler, BCBA-MFresno, CA 937101710424783
  6. Chia Chi Wang, BCBAFremont, CA 945381194155820
  7. Ho Ka WangRowland Heights, CA 917481891147807
  8. Hsing-An Wang, BCBATustin, CA 927801023369261
  9. Hugh WangSan Diego, CA 921081447713698
  10. Jamila WangDaly City, CA 940151356050157
  11. Limin Wang, BCBASan Jose, CA 951341588275085
  12. Michelle WangChino, CA 917101992390678
  13. Ning Wang, BCBAIrvine, CA 926181083123194
  14. Xiangjing WangMarina, CA 939331942764493
  15. Ziheng WangSan Diego, CA 921101669934279
  16. Lucas WanlassSan Ramon, CA 945831629657432
  17. Sarah WarburgVentura, CA 930031497204564
  18. Albert WardThousand Palms, CA 922761336077585
  19. Alesha Ward, MA, BCBA, LBAMontclair, CA 917631194207845
  20. Alyssa Ward, BCBACamarillo, CA 930101639589476
  21. Ashley WardVisalia, CA 932771073082731
  22. Ashley WardMountain View, CA 940401225552268
  23. Kaitlyn Ward, MSSan Luis Obispo, CA 934011245185552
  24. Kelly WardRocklin, CA 956771538668934
  25. Mary Anne Christine WardSacramento, CA 958641467709725
  26. Nicole Ward, MA, BCBACosta Mesa, CA 926261831747377
  27. Raina WardEncino, CA 913161871002345
  28. Reanna WardRancho Cucamonga, CA 917301427916659
  29. Serena WardTemecula, CA 925921366183451
  30. Mina WardakSan Mateo, CA 944011194270173
  31. Madison WardenOceanside, CA 920561912778622
  32. Lovevenus WareEl Dorado Hills, CA 957621780378497
  33. Zev WarhaftEl Cajon, CA 920201700388493
  34. Kirstie Waring, M.S., B.C.B.AEncino, CA 913161447653548
  35. Erinanne WarmanEmeryville, CA 946081235600222
  36. Nicole WarnerEscondido, CA 920261922957927
  37. Teresa Warner, B.C.B.A.Rancho Palos Verdes, CA 902751265784664
  38. Abigail WarnockCosta Mesa, CA 926261083437842
  39. Luke WarnockChula Vista, CA 919101598528739
  40. Olivia WarnockSacramento, CA 958261306316732
  41. Presley WaroffWildomar, CA 925951629905765
  42. Aysiah Warren, BCBAGardena, CA 902481508789025
  43. Cidnie Warren, BCBAUpland, CA 917861871185579
  44. Ellen WarrenSan Jose, CA 951101174027122
  45. Laurie WarrenSanta Rosa, CA 954031811388200
  46. Roxanne Warren, BCBAPleasanton, CA 945881649697285
  47. Triana WarrenPasadena, CA 911051427420991
  48. Ali WarriachMorgan Hill, CA 950371417577958
  49. Lauren Wasano, M.A., BCBABerkeley, CA 947101265773444
  50. Kayla WaschkowskySan Ramon, CA 945831740630151

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.