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 324 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. Lydia Ruvalcaba, M.S., BCBATorrance, CA 905021669948782
  2. Marian RuvalcabaStanton, CA 906801427523257
  3. Michael RuvalcabaCosta Mesa, CA 926261437974417
  4. Yesenia RuvalcabaOakland, CA 946061114420775
  5. Giorgia RuzzeneVictorville, CA 923921285032359
  6. Amanda RyanMission Viejo, CA 926911992121446
  7. Candice Ryan, BCBA, NCLBASan Diego, CA 921031043554751
  8. Connor RyanSan Jose, CA 951121841769841
  9. Elizabeth RyanSan Diego, CA 921231598500068
  10. Erion RyanSherman Oaks, CA 914031871339747
  11. Josephine RyanSacramento, CA 958311033836622
  12. Julia RyanPalo Alto, CA 943061225498652
  13. Caitlin Ryan Marcus, BCBASherman Oaks, CA 914231154749018
  14. Deiredre Ryan-BoothSan Francisco, CA 941311477930436
  15. Amy Ryan-MaitenFresno, CA 937111639725013
  16. Natalya RybikovPasadena, CA 911061942970751
  17. Haley RydelskiSan Diego, CA 921081215714902
  18. Cristine RzepkaSanta Clarita, CA 913551134684947
  19. Rachelle SaadSherman Oaks, CA 914031457096737
  20. Shahed SaatsazIrvine, CA 926181447886130
  21. Bernadette SaavedraLa Puente, CA 917441891470431
  22. Brianna SaavedraOntario, CA 917641336734524
  23. Bunny SaavedraLos Angeles, CA 900641326513839
  24. Ingrid Saavedra, B.A.Stockton, CA 952071053966358
  25. Paola Saavedra RamirezSan Bruno, CA 940661730950320
  26. John SabaSanta Barbara, CA 931051811369747
  27. Roanne Colyn Sabal, MS, BCBAMoreno Valley, CA 925571982174025
  28. Felipe Sabalza, M.A., B.C.B.ALemon Grove, CA 919451780188698
  29. Maritza SabalzaBanning, CA 922201083151773
  30. Alania Sabankaya, MSSanta Cruz, CA 950621871467993
  31. Ula SaberiSan Diego, CA 921111326698846
  32. Golnar Sabetan-KafiBurlingame, CA 940101386190007
  33. Casey SabinOakland, CA 946061952803090
  34. Forestall SabinoWoodland Hills, CA 913671780217059
  35. Nicole SabioCosta Mesa, CA 926261497470546
  36. Elizabeth Sablan, BCBACosta Mesa, CA 926261609267608
  37. Rachel Sabo, BCBAGarden Grove, CA 928431649812256
  38. Celina SachsRancho Cucamonga, CA 917301679422786
  39. Jada SackeyRancho Cucamonga, CA 917301598646358
  40. Stephanie SadakaWildomar, CA 925951154944023
  41. Sivalatha SadasivamConcord, CA 945201336080969
  42. Honieh SadeghifardPasadena, CA 911051336906809
  43. Ronni SadusVentura, CA 930031376418731
  44. Jenna SadySan Francisco, CA 941071144716002
  45. Natnaree Saechang, BCBAAnaheim, CA 928041932684909
  46. Cj SaechaoSan Ramon, CA 945831508340761
  47. Nung SaechaoSan Leandro, CA 945781669974226
  48. Fatehia SaeedSan Ramon, CA 945831831656057
  49. Sana Saeed, M.A., BCBALakewood, CA 907121063892404
  50. Shafiga SaeedCosta Mesa, CA 926261912658105

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.