NPPES file of Aug 9, 2026

Occupational Therapy Assistant in California

1,869 NPPES records list occupational therapy assistant with a practice address in California, 5 per 100,000 residents, the 49th highest rate of 51. San Diego and Los Angeles have the most; each record links to the provider's NPI and the California license search. Page 22 of 38.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 224Z00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

San Diego has the most, 124

  1. San Diego124
  2. Los Angeles105
  3. Sacramento56
  4. Anaheim43
  5. Long Beach43

Occupational Therapy Assistant records in California

  1. Stacey McClure, COTAEureka, CA 955031932598190
  2. Layne McCrary, COTA/LFairfield, CA 945331609489947
  3. Jeanette McCreadyVacaville, CA 956881346490935
  4. Deidra McGaughyAnaheim, CA 928081043033939
  5. Nora McGee, COTA/LSan Diego, CA 921031417896549
  6. Mandy McGuffie-EllerLa Mesa, CA 919421215643606
  7. Karen McIlreeGlendale, CA 912051437548351
  8. Charlitte McKamy, OTASan Diego, CA 921301205558830
  9. Kelly McKendree, COTAReseda, CA 913351730626300
  10. Allison McKenna, COTA/LHanford, CA 932301386467785
  11. Ashley McKinney, COTA/LGlendora, CA 917411326745407
  12. Cassandra McKinney, COTASan Diego, CA 921101972371771
  13. T'Kara McKinney, COTA/LSan Clemente, CA 926731821547779
  14. Julie McLaughlin, COTA/LGridley, CA 959481053878637
  15. Debra McMillen, COTAPlacentia, CA 928701114460383
  16. Ciara McNultyLa Jolla, CA 920371598122343
  17. Paula McVeagh, COTA/LSpring Valley, CA 919771659262152
  18. Brenda Medina, COTAEastvale, CA 928801710563937
  19. Elizabeth Medina, COTA/LOrange, CA 928681912396664
  20. Maria Medrano, COTA/LGarden Grove, CA 928441699401380
  21. Lisa Medvene, COTALake Forest, CA 926301225427115
  22. Amber Meeks, COTA/LLa Verne, CA 917501225787229
  23. January MeemsFrench Camp, CA 952311538281480
  24. Luigi Meglio, COTAPalm Desert, CA 922111295970572
  25. Rita Melin, O.T.APasadena, CA 911051871626663
  26. Hasti Melroy, COTAChino Hills, CA 917091992193262
  27. Isabel Mendez, COTAAnaheim, CA 928011265890875
  28. Michaela MendijaPalmdale, CA 935501881152833
  29. Alondra MendozaRialto, CA 923761891673414
  30. Francesca MendozaWhittier, CA 906021366132730
  31. Jhoenalyn MendozaNorwalk, CA 906501093584971
  32. Michaela MendozaSan Dimas, CA 917731982331054
  33. Rebecca Mendoza, COTAVan Nuys, CA 914051336806850
  34. Luis Mendoza Ramos, COTA/LArcadia, CA 910071477260784
  35. Rubith Mendoza-Ramos, COTAWest Covina, CA 917901780273466
  36. Stephanie MenendezAnaheim, CA 928051003551003
  37. Nuno MenesesAnaheim, CA 928041063800233
  38. Melissa Merrill, COTA/LHuntington Beach, CA 926471366928871
  39. Robbie Merriweather, COTA/LDowney, CA 902421295258556
  40. Hannah MeyerhoferCovina, CA 917231063125474
  41. Vianey MezaOxnard, CA 930301407440860
  42. Timothy MiddickPalm Springs, CA 922641881136380
  43. Debra Mijares, COTALong Beach, CA 908021659792893
  44. Joseph Millan, OTAHuntington Beach, CA 926471952177032
  45. Jennifer Miller, COTA/LRiverside, CA 925011023423522
  46. Jessica Miller, COTA/LSan Diego, CA 921051750107496
  47. McKenzie MillerNational City, CA 919501275269979
  48. Lori Millerick, COTAAnaheim, CA 928041174641609
  49. Maria Diana MinaWinchester, CA 925961306224183
  50. Michael MinaLos Angeles, CA 900341689449241

Source: CMS NPPES, primary taxonomy 224Z00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 49 of 51 per resident

  1. Alabama5
  2. Georgia5
  3. Louisiana5
  4. California5
  5. District of Columbia4
  6. Utah4
  7. 50 states and D.C.12

Source: CMS NPPES, primary taxonomy 224Z00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

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. California0.1%
  2. United States0.1%

Occupational Therapy Assistant records in California, measured

  • In a Medicare file2 of 1,869 · 0.1% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file2 · 0.1% here, 0.1% nationally
  • Not updated in five years or more1,080 · 57.8% here, 72.0% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 224Z00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

1,869 NPPES records list occupational therapy assistant (224Z00000X) as their primary taxonomy with a practice address in California: 5 per 100,000 residents against 12 nationally (50 states and D.C.). San Diego has 124 of them (7%).

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. Pennsylvania2,155
  2. Illinois1,498
  3. Wisconsin1,460
  4. North Carolina1,357

States with a similar rate per 100,000

  1. Louisiana4.9
  2. Georgia5.1
  3. District of Columbia4.1
  4. Alabama5.5

The largest states

  1. Texas4,278
  2. Florida3,825
  3. New York2,732
  4. Ohio2,421
  5. Pennsylvania2,155

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.