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 241 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. Elizabeth Meshes, BCBATarzana, CA 913561770904948
  2. Kurt Meskowsky, BCBALincoln, CA 956481679871628
  3. Anaiya Messa-StreetWoodland Hills, CA 913671205645199
  4. Rebecca MessiahGardena, CA 902481215638291
  5. Vickie Messick, BCBALos Altos, CA 940241851958268
  6. Shelbylyn MessierOceanside, CA 920581407444219
  7. Amanda Messina-Godfrey, BCBA 1-18-29787Hercules, CA 945471659876902
  8. McKenna MetcalfOrange, CA 928681194383117
  9. Genevieve MetellusPalmdale, CA 935501578997904
  10. Alyse Metoyer, RBTWest Sacramento, CA 956051730836909
  11. Marietha MettersOntario, CA 917641154695757
  12. Matthew MettsLake Elsinore, CA 925301720505225
  13. Justin MetuDavis, CA 956181801551536
  14. Kathryn Metz, BCBASan Diego, CA 921031437493079
  15. Megan MetzRedding, CA 960021700103058
  16. Roberta MetzgarCommerce, CA 900401528822806
  17. Michaela MetzgerYucaipa, CA 923991891504080
  18. Monique MetzgerTorrance, CA 905051346869666
  19. Matthew Meunier, M.A. BCBASan Francisco, CA 941111710241450
  20. Jana MeunitzSanta Clarita, CA 913501265801872
  21. Kenya Meux, BEHAVIORAL THERAPISTTarzana, CA 913561659000214
  22. Luisa MexicanoNorthridge, CA 913241861966806
  23. Khonthy MeyMurrieta, CA 925621548048028
  24. Samantha Mey, BCBAOakland, CA 946071013424167
  25. Brittnie MeyerMadera, CA 936371649940354
  26. Careen MeyerFair Oaks, CA 956281811464662
  27. Christina Meyer, BCBAAlameda, CA 945011619471372
  28. Curtis MeyerLong Beach, CA 908061598234585
  29. Gabriel Meyer, MA, BCBASanta Clarita, CA 913551932610292
  30. Jessica Meyer, B.C.B.A.Concord, CA 945201336705425
  31. Kylie MeyerCarlsbad, CA 920101083376909
  32. Matthew Meyer, BCBAVentura, CA 930031023525649
  33. Rebecca MeyerModesto, CA 953511215395181
  34. Shelia MeyerOakland, CA 946061699268375
  35. Stevie Meyer, BCBAChico, CA 959731730916917
  36. Zoey Meyer, MA, BCBASan Diego, CA 921081104300318
  37. Nicole Meyer Stabler, BCBAValley Center, CA 920821184066037
  38. Caitlyne MeyersTemecula, CA 925911013803444
  39. Deidra Meyers, BCBA 1-07-3313Camarillo, CA 930121649577966
  40. Jillian MeyersIrvine, CA 926141346884293
  41. Phoebe MeyersCosta Mesa, CA 926261053139873
  42. Sarah MeyersNorthridge, CA 913241679130199
  43. Adriana MezaGardena, CA 902481043139892
  44. Angelica MezaAlameda, CA 945011891281093
  45. Annette Meza, BCBAMonrovia, CA 910161285181461
  46. Edgar MezaMadera, CA 936371629643358
  47. Jessica Meza, BCBABellflower, CA 907061760229660
  48. Michelle MezaEncino, CA 914361326422361
  49. Lily MezquitaConcord, CA 945201619507977
  50. Diana MherianGlendale, CA 912011477891695

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.