NPPES file of Aug 9, 2026

Occupational Therapy Assistant in Washington

806 NPPES records list occupational therapy assistant with a practice address in Washington, 10 per 100,000 residents, the 34th highest rate of 51. Seattle and Tacoma have the most; each record links to the provider's NPI and the Washington license search. Page 13 of 17.

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).

Seattle has the most, 64

  1. Seattle64
  2. Tacoma51
  3. Spokane43
  4. Federal Way40
  5. Puyallup33

Occupational Therapy Assistant records in Washington

  1. Heide PritchardMaple Valley, WA 980381053920405
  2. Jerri PurdyProsser, WA 993501528447570
  3. Nicole PutzelSeattle, WA 981171356686422
  4. Julianna Pyle Vanhoof, COTA/LEnumclaw, WA 980221518252980
  5. Stephanie Quackenbush, COTA/LDeer Park, WA 990061184570574
  6. Andrea Quintanares, COTA/LIssaquah, WA 980291215796297
  7. Rebecca Racine, COTA/LFederal Way, WA 980031255600185
  8. Shanalee RadachPuyallup, WA 983721942506795
  9. Amber Radford-Schwab, COTAArlington, WA 982231639711591
  10. Tresha Rainey, COTA/LGraham, WA 983381851983464
  11. Ghida Ramadan, COTAAuburn, WA 980021396462388
  12. Veronica Rankine, COTAFederal Way, WA 980031639581796
  13. Alysen Rasmussen, COTA, LTacoma, WA 984181609758846
  14. Linda Rasmussen, COTATacoma, WA 984651720603780
  15. Jennifer Raymond, COTALRichland, WA 993521063694024
  16. Debora Reed, COTA LTukwila, WA 981681043312804
  17. Valorie Reed, COTAPort Orchard, WA 983661326419714
  18. Erin Renard, COTA/LLakewood, WA 984991477233831
  19. Robyn Repass, COTAPuyallup, WA 983741811339617
  20. Jamie Retherford, COTA/LVancouver, WA 986641053890996
  21. Ron Rice, COTAFederal Way, WA 980031346597184
  22. Mary Rich, OTAFederal Way, WA 980031801071105
  23. Taya Richins-PattyArlington, WA 982231033862511
  24. Jane Ringel, COTA/LFederal Way, WA 980031336304666
  25. Jamie Rios, COTA/LSeattle, WA 981121902318793
  26. Christina Roberts, COTAL LMTYakima, WA 989011467476820
  27. Karis Roberts, COTA/LBuckley, WA 983211427399013
  28. Lori Robinson, COTA/LSpokane, WA 992021598721896
  29. Glen Roderick, COTA/LSpanaway, WA 983871508034265
  30. Kimberly Roderick, COTATacoma, WA 984441073754156
  31. Gilma Rodriguez, COTAAuburn, WA 980021215337290
  32. Sara Rogers, COTA/LTacoma, WA 984051497320832
  33. Shandra RonningSumner, WA 983901265080931
  34. Athena Rospo, COTA/L, PESeattle, WA 981021588478150
  35. Caitlin Ross, COTATacoma, WA 984051417475195
  36. Deborah RoweCheney, WA 990041346649837
  37. Kathleen Rowland, OTA-LPort Angeles, WA 983621942406525
  38. Jodi RuaroSpokane Valley, WA 990371942927165
  39. Hillary Rumbarger, COTA/LJoint Base Lewis McChord, WA 984331689044927
  40. Cathy RutherfordFederal Way, WA 980031184052540
  41. Carissa Rutledge, COTA/LMount Vernon, WA 982741841162419
  42. Elizabeth Rutledge, COTAKent, WA 980301467133637
  43. Joyce Ruzanka, COTA/LGig Harbor, WA 983321588906069
  44. Kelsey Ryneski, COTA/LBuckley, WA 983211649951088
  45. Lindsay SaetteleDeming, WA 982441457864274
  46. Natividad Salazar Kuo, COTABellevue, WA 980071902459746
  47. Valen Sampson, COTALynnwood, WA 980361649549007
  48. Amber Sandhop, COTA/LMarysville, WA 982701508239252
  49. Rebecca SantMoses Lake, WA 988371083584015
  50. Susana SantiagoIssaquah, WA 980271669254173

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

Washington ranks 34 of 51 per resident

  1. Wyoming11
  2. Massachusetts11
  3. Maryland11
  4. Washington10
  5. Oregon9
  6. Michigan9
  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.

0.0% 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. Washington0.0%
  2. United States0.1%

Occupational Therapy Assistant records in Washington, measured

  • In a Medicare file0 of 806 · 0.0% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file0 · 0.0% here, 0.1% nationally
  • Not updated in five years or more576 · 71.5% 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

806 NPPES records list occupational therapy assistant (224Z00000X) as their primary taxonomy with a practice address in Washington: 10 per 100,000 residents against 12 nationally (50 states and D.C.). Seattle has 64 of them (8%).

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. South Carolina744
  2. Massachusetts741
  3. Kentucky714
  4. Michigan903

States with a similar rate per 100,000

  1. Maryland10.6
  2. Wyoming11.1
  3. Oregon9.2
  4. Colorado11.7

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.