NPPES file of Aug 9, 2026

Occupational Therapy Assistant in Oregon

388 NPPES records list occupational therapy assistant with a practice address in Oregon, 9 per 100,000 residents, the 35th highest rate of 51. Milwaukie and Portland have the most; each record links to the provider's NPI and the Oregon license search. Page 5 of 8.

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).

Milwaukie has the most, 108

  1. Milwaukie108
  2. Portland70
  3. Salem23
  4. Wilsonville22
  5. Medford18

Occupational Therapy Assistant records in Oregon

  1. Shawna Johnson, COTA/LWilsonville, OR 970701538563655
  2. Stephanie Johnson, COTA/LHillsboro, OR 971241336580794
  3. Rachel Jolivette, COTA/LLebanon, OR 973551154511467
  4. Alyssa Jones, COTAMilwaukie, OR 972221811739220
  5. Lindsay Jordan, OTAPortland, OR 972111730739574
  6. Krista JoyceThe Dalles, OR 970581497487458
  7. Debra Keller, COTA/LPortland, OR 972271942498829
  8. Carol KellyBend, OR 977021699900464
  9. Benjamin KelsoMedford, OR 975041093259152
  10. Jaclyn Kerr, COTA/LHood River, OR 970311710595533
  11. Tashia Kersten, COTA/LGrants Pass, OR 975261548729114
  12. Katherine Khaw, COTANewberg, OR 971321275920498
  13. Sean KinslerMilwaukie, OR 972221568017960
  14. Chelsie KirbyHillsboro, OR 971241922670967
  15. Nadezda Klineva, COTATualatin, OR 970621265801179
  16. Barry Knox, CERTIFIED OCCUPATIONMilwaukie, OR 972221174672828
  17. Gail Kohler-Perkins, COTAPortland, OR 972251609970698
  18. Jeremy KotinEugene, OR 974021952154114
  19. Melissa Kovach, COTANorth Bend, OR 974591366728370
  20. Emily Kozlowski, COTABeaverton, OR 970071235617705
  21. Peter Kralik, COTAMedford, OR 975041285841494
  22. Kristine Krautscheid, COTAPortland, OR 972151558711234
  23. Mike Lang, COTAMilwaukie, OR 972221477738722
  24. Sarah Leitzel, COTA/LMedford, OR 975041295088128
  25. Sara Lenahan, COTA/LAlbany, OR 973221073826798
  26. Patricia Lettenmaier, COTAPortland, OR 972111265881155
  27. Meghan Link, COTA/LPortland, OR 972231497398523
  28. Sondra Lippert, COTAMilwaukie, OR 972221871641225
  29. Diane Llewellyn, COTAClackamas, OR 970151336300821
  30. Tara Loomis, COTAMilwaukie, OR 972221053561209
  31. Emily LorangEugene, OR 974011346761806
  32. Rebecca Loring, COTA/LPortland, OR 972141962890772
  33. Tracy LovelaceMilwaukie, OR 972221447959754
  34. Melea LungMilwaukie, OR 972221619323276
  35. Tanya Lutali, CERTIFIED OCCUPATIONMilwaukie, OR 972221689888695
  36. Nikki Mackinder, COTALebanon, OR 973551902158215
  37. Karen Macleod, COTASalem, OR 973011811232630
  38. Hieu MaiMilwaukie, OR 972221205572427
  39. Janet Malik, OCC THERAPIST ASSISTMilwaukie, OR 972221720124480
  40. Katherine MansonPortland, OR 972141114370830
  41. David Mariano, COTA/CMilwaukie, OR 972221780830638
  42. Marjorie Marshall, COTALMilwaukie, OR 972221619144482
  43. Nikki Martin, COTA/LCreswell, OR 974261083100283
  44. Carmen Martinez ValenzuelaSalem, OR 973011942841747
  45. Kristen MasonAlbany, OR 973211700293719
  46. Wendy Mazaud, O.T.A. CERT PENDINGWilsonville, OR 970701407166200
  47. Laurie McAdam, COTAFairview, OR 970241811168925
  48. John McCabeMilwaukie, OR 972221518776756
  49. Christina McCormick, COTA/LSalem, OR 973021043882251
  50. Camilla McGinnis, COTA/LKeizer, OR 973031538512611

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

Oregon ranks 35 of 51 per resident

  1. Massachusetts11
  2. Maryland11
  3. Washington10
  4. Oregon9
  5. Michigan9
  6. Idaho8
  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.

What the count covers

388 NPPES records list occupational therapy assistant (224Z00000X) as their primary taxonomy with a practice address in Oregon: 9 per 100,000 residents against 12 nationally (50 states and D.C.). Milwaukie has 108 of them (28%).

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. Minnesota421
  2. Mississippi349
  3. West Virginia349
  4. Connecticut447

States with a similar rate per 100,000

  1. Michigan9.0
  2. Idaho8.3
  3. Vermont8.3
  4. Iowa8.3

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.