NPPES file of Aug 9, 2026

Occupational Therapy Assistant in Arizona

1,048 NPPES records list occupational therapy assistant with a practice address in Arizona, 14 per 100,000 residents, the 18th highest rate of 51. Phoenix and Tucson have the most; each record links to the provider's NPI and the Arizona license search. Page 12 of 21.

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).

Phoenix has the most, 284

  1. Phoenix284
  2. Tucson122
  3. Mesa112
  4. Gilbert79
  5. Scottsdale52

Occupational Therapy Assistant records in Arizona

  1. Rebecca LundquistGilbert, AZ 852961588903280
  2. Michael Lutz, COTABullhead City, AZ 864421972856623
  3. Stacy LuxPhoenix, AZ 850441902229826
  4. Amy Luzar, COTA/LTucson, AZ 857181013627660
  5. Melinda Lyons, COTA/LGlendale, AZ 853041578247466
  6. Michelle Lyons, COTASurprise, AZ 853741104027309
  7. Kimberly Macdonald, COTAScottsdale, AZ 852501740328228
  8. Marcus MaddoxFlagstaff, AZ 860011407108517
  9. Cheryl Magsino, COTA/LGilbert, AZ 852341952984932
  10. Angelo Maisano, COTA/LLitchfield Park, AZ 853401992204614
  11. Timarie Maki, COTA/LPeoria, AZ 853451215404587
  12. Karen Malley, C.O.T.A./LFountain Hills, AZ 852681073709630
  13. Shannon Manigault, COTA/LYuma, AZ 853641508256728
  14. Abby Manning, COTA/LPhoenix, AZ 850211326707969
  15. Mallory Manson, COTA/LPeoria, AZ 853811952656282
  16. Susan Maranto, COTA/LPhoenix, AZ 850121043931603
  17. Evelyn Marez, COTA/LAvondale, AZ 853231073214169
  18. Kathryn Marion, COTA/LPrescott, AZ 863051184475600
  19. Cheryl Markham, COTA/LPhoenix, AZ 850861508098401
  20. Shannon MarkovicPhoenix, AZ 850211427572114
  21. Debra Marquez-ButtsPhoenix, AZ 850211730732397
  22. Sharidanm Martin, COTAPhoenix, AZ 850211588861744
  23. Vickie MartinChandler, AZ 852241598004376
  24. Amaris MartinezPhoenix, AZ 850211487009064
  25. Celina Martinez, COTA/LPhoenix, AZ 850441780314799
  26. Claudia MartinezPhoenix, AZ 850041053528430
  27. Jolene MartinezChandler, AZ 852241134720378
  28. Korey Martinez, COTAPhoenix, AZ 850201427682863
  29. Sierra MartinezPrescott, AZ 863051205646585
  30. Jaqueline Martinez Olivares, COTA/LPhoenix, AZ 850151205659034
  31. George Mata, COTA/LPhoenix, AZ 850511023159779
  32. Judit Matamoros Contreras, COTAGilbert, AZ 852341679278774
  33. Jenna Matteson, COTA/LGilbert, AZ 852981841791779
  34. Nuvia Mazon Bocanegra, COTA/LTucson, AZ 857111790470102
  35. Melissa Mc Naughton, COTAPhoenix, AZ 850271992924476
  36. Peggy McCahan, OTA/LPhoenix, AZ 850041639579725
  37. Jennifer McCauley, COTA/LPhoenix, AZ 850441477714301
  38. Nora McCauley, COTAPhoenix, AZ 850441619330131
  39. Amy McCluer, COTAGlendale, AZ 853101083835235
  40. Robin McCormack, COTAChandler, AZ 852251467896373
  41. Hayley McDonaldPhoenix, AZ 850201144010257
  42. Terri McKinsterSun City West, AZ 853751942638168
  43. Mercadie McLaughlin, COTA/LQueen Creek, AZ 851401730955139
  44. Lynsie McLennaMesa, AZ 852101548760614
  45. Bridget McMenamin, COTAPhoenix, AZ 850211114435112
  46. Mercedes McVeighPhoenix, AZ 850061497269047
  47. Bruce McVeyPhoenix, AZ 850481700288313
  48. Rosette May Meadows, COTA/LSurprise, AZ 853881720599319
  49. Melissa Medeiros, COTA/LQueen Creek, AZ 851421952165466
  50. Stephen MedeirosFountain Hills, AZ 852681538671938

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

Arizona ranks 18 of 51 per resident

  1. Kentucky16
  2. New Mexico15
  3. Tennessee14
  4. Arizona14
  5. Texas14
  6. New York14
  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. Arizona0.1%
  2. United States0.1%

Occupational Therapy Assistant records in Arizona, measured

  • In a Medicare file1 of 1,048 · 0.1% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file2 · 0.2% here, 0.1% nationally
  • Not updated in five years or more769 · 73.4% 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

1,048 NPPES records list occupational therapy assistant (224Z00000X) as their primary taxonomy with a practice address in Arizona: 14 per 100,000 residents against 12 nationally (50 states and D.C.). Phoenix has 284 of them (27%).

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. Arkansas1,060
  2. Missouri1,063
  3. Virginia1,086
  4. Tennessee1,009

States with a similar rate per 100,000

  1. Texas14.0
  2. New York14.0
  3. South Carolina13.8
  4. North Dakota13.8

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.