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 18 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. Scarlet Shewmaker, COTA/LPhoenix, AZ 850221942540539
  2. Tara ShieldsMesa, AZ 852041649806704
  3. Daelynn Shiflett, COTAYuma, AZ 853641376499657
  4. April Shinn, COTAGoodyear, AZ 853381619303971
  5. Sharla Shipley, COTAMesa, AZ 852011609958735
  6. Janet Shreve, COTA/LSedona, AZ 863511396907721
  7. Stephanie Shuman, COTA/LGilbert, AZ 852331578242467
  8. Monika Shumbopoissant, OTRYuma, AZ 853671417089723
  9. Kristina SicoraPhoenix, AZ 850211255821229
  10. Ariel SidGilbert, AZ 852951629659834
  11. Scot Sidener, COTA LPhoenix, AZ 850041043429285
  12. Maureen Siegel, COTATempe, AZ 852841528275039
  13. Tatiana Sierra, COTA/LPhoenix, AZ 850441265139026
  14. Bryan Sillaman, COTA/LPhoenix, AZ 850861568603751
  15. Danette Sillaman, COTA/LPhoenix, AZ 850501578202529
  16. Jacqueline SilvaPhoenix, AZ 850211881115103
  17. Douglas SimmonsPhoenix, AZ 850511922281401
  18. Miriah Simpson, COTA/L, A.SPhoenix, AZ 850441396327532
  19. Andrea SimsKingman, AZ 864011790129211
  20. Destiny Sims, COTAPhoenix, AZ 850151538913355
  21. Jetnor SinaniQueen Creek, AZ 851421104450659
  22. Craig SingerPhoenix, AZ 850211467954164
  23. Lisa Sirko, COTAPhoenix, AZ 850141376801050
  24. John Sisk, COTAPhoenix, AZ 850541912978925
  25. Samantha SkaatesMesa, AZ 852121629443874
  26. Amanda Skrtich, COTA/LPhoenix, AZ 850441073269064
  27. Madison Slesk, COTA/LTempe, AZ 852821427833920
  28. Sarah SmealHuachuca City, AZ 856161770209462
  29. Breanna SmithSurprise, AZ 853791447882899
  30. Brenda Smith, COTA/LMesa, AZ 852071598198301
  31. Elizabeth Smith, COTALake Havasu City, AZ 864041457878340
  32. Erica SmithQueen Creek, AZ 851421952175275
  33. Robin Smith, COTAAjpache Junction, AZ 852191811180425
  34. Kara Soderstrom, COTAAvondale, AZ 853231922469642
  35. Erin SohrSan Tan Valley, AZ 851421689142333
  36. Marahya SolarezMesa, AZ 852091558140947
  37. Sarah Sorensen, COTA/LCoolidge, AZ 851281538737523
  38. Elizabeth Sosa, COTAFort Mohave, AZ 864261003644857
  39. Ramona Soto, COTATucson, AZ 857451235763947
  40. Serena Spears, COTAPhoenix, AZ 850141023685005
  41. Pilar Spishock, COTAMesa, AZ 852061013490820
  42. Natalie SquiresTucson, AZ 857101306380258
  43. Kameha St PeterTucson, AZ 857111962065417
  44. Kaylee Stamm, COTA/LMarana, AZ 856531124722194
  45. Rebecca Stanislaw, COTATucson, AZ 857041871701136
  46. Kraig Stanley, L/COTASan Tan Valley, AZ 851401952923781
  47. Sarah Starr, COTA LMesa, AZ 852151245352715
  48. Lisa Starzetski, COTA/LFountain Hills, AZ 852681407781552
  49. Steven StathasBuckeye, AZ 853261497203384
  50. Christine Steele, COTA/LTempe, AZ 852821164619045

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.