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 407 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 Zhe, BCBASan Diego, CA 921031548504269
  2. Michael Zhe, BCBAAnaheim, CA 928051528302254
  3. Karina ZhelezogloFair Oaks, CA 956281982171880
  4. Benjamin ZhengValencia, CA 913551427739077
  5. Zhifang ZhengSan Diego, CA 921281558851709
  6. Jingyi ZhouCosta Mesa, CA 926261275396558
  7. Rachel Zhou, RBTLos Angeles, CA 900661396367827
  8. Ying ZhouStockton, CA 952071508404930
  9. Yinkui ZhouDublin, CA 945681033036728
  10. Kim Zhu, M.S., BCBALos Angeles, CA 900411326417361
  11. Rena ZhuCosta Mesa, CA 926261972100519
  12. Anastasia ZhuravlevaLos Angeles, CA 900101821532771
  13. Kirsten ZiebarthOakland, CA 946061285141457
  14. Talie ZieglerVentura, CA 930031184597262
  15. Christina Ziehm, BCBAClearlake, CA 954221538936992
  16. Jacqueline ZiemelisOntario, CA 917641063956019
  17. Metasebya ZikeWalnut Creek, CA 945981174024202
  18. Ashlee Zima, BCBAArcata, CA 955211851846190
  19. Yarima Zimmerle, BCBACamarillo, CA 930101508375940
  20. Sophia ZimmermanCosta Mesa, CA 926261649036724
  21. Anna Zinger, M.A., BCBASan Jose, CA 951281043563141
  22. Dinelle ZipserHermosa Beach, CA 902541023487238
  23. Katelyn ZirkusSan Ramon, CA 945831962850404
  24. Rolanda ZirpoloVentura, CA 930011811629520
  25. Katelyn Zissimos, BCBAMurrieta, CA 925621083199723
  26. Tamara ZivkovicEl Segundo, CA 902451306764972
  27. Sophia ZizzoWinchester, CA 925961992302483
  28. Blanca ZochowskiCosta Mesa, CA 926261306581533
  29. Tara ZombresSan Rafael, CA 949031053835603
  30. Amy Zora, NCCSan Francisco, CA 941221720525140
  31. Christina ZornesRed Bluff, CA 960801184064701
  32. Rebecca ZornitskyTorrance, CA 905011598149585
  33. Erica ZuazuaSan Francisco, CA 941071770044216
  34. Joangel ZubiaCorona, CA 928791588445076
  35. Ivette ZubiateEncino, CA 913161528481918
  36. Nadia Zuhdi, BCBAOrange, CA 928681821620717
  37. Alondra ZunigaCosta Mesa, CA 926261881588325
  38. Gilberto ZunigaLong Beach, CA 908071598525271
  39. Margaret ZunigaCosta Mesa, CA 926261568272151
  40. Marjorie Marie ZunigaSherman Oaks, CA 914031053951715
  41. Nadia ZunigaOntario, CA 917641902592447
  42. Oscar ZunigaCosta Mesa, CA 926261427516764
  43. Ricardo Zuniga FloresLos Angeles, CA 900151720752280
  44. Mayra Zuniga-TinocoFresno, CA 937201225539083
  45. Alicia ZuritaMadera, CA 936371659927747
  46. Vanessa ZvanutPetaluma, CA 949541700543089
  47. Kathleen ZweersSan Jose, CA 951281386819860
  48. Monique ZwickerBerkeley, CA 947051508222571

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.