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 282 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. Michelle Pellegrino, BCBAEncino, CA 914361558601633
  2. Barbara Pemberton, BCBASalinas, CA 939011427392679
  3. Alexandra PenaHayward, CA 945411255834347
  4. Ashley PenaMurrieta, CA 925621326708959
  5. Bella PenaCypress, CA 906301184230724
  6. Brian PenaWalnut Creek, CA 945961669100756
  7. Cecilia PenaNorco, CA 928601265162580
  8. Denisse Pena, MS, BCBAPomona, CA 917661306421474
  9. Ernesto PenaOntario, CA 917641134672827
  10. Giovana PenaCosta Mesa, CA 926261346087640
  11. Jennifer Pena, M.S., BCBAConcord, CA 945201245748417
  12. Jocelyn PenaSan Diego, CA 921081386344901
  13. Julio PenaAlameda, CA 945011275096430
  14. Krystle Tashanty PenaSan Mateo, CA 944011790613230
  15. Lezlee PenaFresno, CA 937101669267530
  16. Marcia Pena, MS, BCBACorona, CA 928791942717764
  17. Selena PenaVictorville, CA 923921992316467
  18. Shady PenaFresno, CA 937201871000208
  19. Yvette PenaEastvale, CA 928801164090718
  20. Mario Pena CarranzaGranite Bay, CA 957461174313084
  21. Yesenia Pena MadrizNewark, CA 945601225514441
  22. Karen Penaflor, BCBASan Diego, CA 921231417422973
  23. Cesar PenaililloCulver City, CA 902301437602992
  24. Alan PenalozaSan Diego, CA 921151467836544
  25. Giselle PenalozaSanta Clara, CA 950541730775628
  26. Jennifer PenalozaColton, CA 923241922525468
  27. Miranda Penaloza MartinPasadena, CA 911071326651993
  28. Lesly PenateLos Angeles, CA 900181013651157
  29. Makayla PenateCosta Mesa, CA 926261215828231
  30. Ricardo Penate, RBTSacramento, CA 958151013429992
  31. Emily Pender, BCBAConcord, CA 945201144980913
  32. Maria PendseSan Mateo, CA 944011043709728
  33. Diana PengSan Diego, CA 921111013480078
  34. Nika PengSan Ramon, CA 945831366930885
  35. Jessica PenillaOntario, CA 917641417512864
  36. Jessica PenleyEncino, CA 913161316651656
  37. Carol Penn, PH.D.Fresno, CA 937111962646539
  38. Kelly PennCorona, CA 928811538677216
  39. Preshonte PennOakland, CA 946191629932074
  40. Markesiha Penn-Kaai, MA, BCBAPasadena, CA 911051487256020
  41. Kaitlynn Penner, BCBASanta Barbara, CA 931101346803129
  42. Whitney PennerIrvine, CA 926061427523240
  43. Adrianne PenningtonSacramento, CA 958261912463555
  44. Tessa Pennington, BAOakland, CA 946091366823361
  45. Clare Penny, MA, BCBAConcord, CA 945201255819116
  46. Becky PenrodSacramento, CA 958411902247588
  47. Camille PensotesHayward, CA 945411356809495
  48. Antonio PenuelasLompoc, CA 934361669603445
  49. Jaquari PeopleInglewood, CA 903011154106797
  50. Vincente PeoplesStudio City, CA 916041053747873

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.