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 16 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. Jennifer QuickTucson, AZ 857151790105393
  2. Megan RaczonPhoenix, AZ 850211194252205
  3. Whitney Radke, COTA/LTucson, AZ 857121083031736
  4. Joseph RaginTucson, AZ 857491326444027
  5. Jodie RakerGlendale, AZ 853021316262181
  6. Corinna Ramirez, COTA/LTucson, AZ 857411821898396
  7. Stephanie Ramirez, COTA/LChandler, AZ 852241710460035
  8. Jennifer Ramos, COTA/LScottsdale, AZ 852511790248425
  9. Anjanee RamroopPhoenix, AZ 850211831696087
  10. Darryl Ramsey, COTAYuma, AZ 853641972704591
  11. Angelica Randall, COTAYuma, AZ 853641811645674
  12. Lisa Randol, COTA/LPhoenix, AZ 850211881829414
  13. Rachelle Rapport, COTA/LLitchfield Park, AZ 853401861000424
  14. Leigh RatificarMesa, AZ 852041962285114
  15. Nicole Raus, COTA/LPhoenix, AZ 850221760731236
  16. Nadya Ravanliyska-YosifovaMesa, AZ 852011881567675
  17. Amanda Raver, COTA/LPhoenix, AZ 850211962873950
  18. Jonathan RayTucson, AZ 857481801496682
  19. Ashley ReapPhoenix, AZ 850281508689878
  20. Kendall ReavesScottsdale, AZ 852581528889177
  21. Gloria Redman, COTATucson, AZ 857301528259116
  22. Gayle Redmon, COTA/LGlendale, AZ 853041326211798
  23. Brenda Reed, CERTIFIED OCCUPATIONPhoenix, AZ 850211831247329
  24. Allison ReesePhoenix, AZ 850211295475317
  25. Lynette Reger, COTA/LPhoenix, AZ 850211720210743
  26. Kalie ReginatoGilbert, AZ 852971891168365
  27. Ashley Reynolds, COTA/LMesa, AZ 852101992399828
  28. Kathy RichardsGilbert, AZ 852341104948777
  29. Shananda Richards, COTA/LGilbert, AZ 852341376135467
  30. Gregory RichardsonPhoenix, AZ 850211245891902
  31. Kayla Ridgely, COTA/LGilbert, AZ 852961326594441
  32. Rebecca Riding, COTA/LMesa, AZ 852091942614516
  33. Bianca RiosDouglas, AZ 856071548988397
  34. Thomas Riter, COTAGlendale, AZ 853011912230061
  35. Jane RiveraTucson, AZ 857131740833771
  36. Victor Rivera, COTAPhoenix, AZ 850331225568637
  37. Kelly Roberson, COTA/LPhoenix, AZ 850211992334809
  38. Catherine Roberts, COTAPeoria, AZ 853831073834040
  39. Diana Roberts, COTA/LFlagstaff, AZ 860011578851291
  40. Amber Robinson, COTAGlendale, AZ 853081104432483
  41. Keilah Robinson, COTATucson, AZ 857121982424289
  42. Rebekah RobinsonTucson, AZ 857161003582479
  43. Lorena Robles, COTA/LFountain Hills, AZ 852681366140147
  44. Brian Rocco, OTAGlendale, AZ 853041619237658
  45. Luis RochaPhoenix, AZ 850211568029114
  46. Kristina RockerMesa, AZ 852081134469984
  47. Teresa Roddy, COTATucson, AZ 857411861686974
  48. Kaylin Rogney, COTA/LTucson, AZ 857101972335032
  49. Deborah RolanScottsdale, AZ 852501700939808
  50. Meghan Rollins, COTA/LPhoenix, AZ 850221427625201

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.