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 235 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. Maryssa McKenzie, BCBASan Jose, CA 951361467762732
  2. Maureen McKenzieWoodland Hills, CA 913671659869923
  3. Morgan McKenzieVictorville, CA 923921336665512
  4. Jamie McKeown, M.ED., BCBAArcata, CA 955211407374242
  5. Christine McKillip, M.EDWalnut Creek, CA 945981386061323
  6. Alyssa McKillopCupertino, CA 950141346132032
  7. Indikia McKinleyDuarte, CA 910101396380002
  8. Andrea McKinney, M.S.EDLincoln, CA 956481215272091
  9. Jeannice McKinneySan Mateo, CA 944011629566948
  10. Shannen McKinneySantee, CA 920711477408748
  11. Kristen McKinnisFresno, CA 937111316183437
  12. Jesica McLainSan Francisco, CA 941031871161083
  13. Breyn McLarenOntario, CA 917641316490105
  14. Sarah McLaughlinNapa, CA 945591477043966
  15. Samantha McLean, BCBAWinchester, CA 925961669915294
  16. Dion McLennanWalnut Creek, CA 945961720613441
  17. Joni McLeod, M.ED., BCBAUkiah, CA 954821588325583
  18. Joshua McLeodCorona, CA 928791881355733
  19. Brett McMahonAnaheim, CA 928081184196420
  20. Selena McMath, A.ARohnert Park, CA 949281194217745
  21. Elstree McMillanLakewood, CA 907131861965931
  22. Jack McMillanSan Diego, CA 921081083581029
  23. Theodore McNair, MA, BCBASacramento, CA 958261649524398
  24. Andrew McNallyPoway, CA 920641982316402
  25. Nicole McNamaraGoleta, CA 931171407574718
  26. Kristine McNamee, BCBASacramento, CA 958151548675887
  27. Arianna McNeeseRiverside, CA 925061114685716
  28. Charlotte McNeilSacramento, CA 958341184197139
  29. Laurissa McNeill, BCBAIrvine, CA 926181033709803
  30. Micheala McNeillMadera, CA 936371881150647
  31. Lindsey McNicol, BS, RBTWestlake Village, CA 913621346750429
  32. Ellen McNicollEscondido, CA 920251659762276
  33. Irene McNulty, BCBA, LABAAnaheim, CA 928051982217394
  34. Molly McNulty, BCBAIrvine, CA 926141386520070
  35. Justin McPherrenChula Vista, CA 919141902370265
  36. Devin McPherson, BTSan Ramon, CA 945831013409143
  37. Nicholas McPhersonSanta Ana, CA 927051174404123
  38. Lacey McPhetridge, BCBAAtascadero, CA 934221902316862
  39. Katie McPhillips, BCBAConcord, CA 945201912551011
  40. Erin McQueen, BCBASanta Maria, CA 934541295137859
  41. Savanna McQueenRancho Cucamonga, CA 917301043181621
  42. Sean McQueen, M.ED.Dublin, CA 945681538642210
  43. Trisha McQuinnLos Angeles, CA 900561437012192
  44. Bridgid McQuown, EDDBermuda Dunes, CA 922031871147926
  45. Christina McReynolds, BCBACosta Mesa, CA 926261104167766
  46. Mackenzie McSherry, BCBAOxnard, CA 930301467161992
  47. Gina McTaggartFountain Valley, CA 927081265822605
  48. Hannah McVayChico, CA 959281376310607
  49. Charity McWashingtonChula Vista, CA 919101609524255
  50. Holland McWhorterCorona, CA 928791639554264

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.