NPPES file of Aug 9, 2026

Occupational Therapy Assistant in Wisconsin

1,460 NPPES records list occupational therapy assistant with a practice address in Wisconsin, 25 per 100,000 residents, the 2nd highest rate of 51. Milwaukee and Madison have the most; each record links to the provider's NPI and the Wisconsin license search. Page 21 of 30.

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).

Milwaukee has the most, 101

  1. Milwaukee101
  2. Madison78
  3. Appleton61
  4. Green Bay39
  5. Fitchburg38

Occupational Therapy Assistant records in Wisconsin

  1. Amy Rebro, COTAMilwaukee, WI 532091407665094
  2. Julie Redfearn, COTASauk City, WI 535831437107240
  3. Mary Ellen RedlingerBrookfield, WI 530051659554913
  4. Catara RedmondMilwaukee, WI 532231508434911
  5. Jean Reed, COTAThree Lakes, WI 545621922250521
  6. Laura Reed Blew, COTAMonona, WI 537161871206375
  7. Angie Reetz, COTAOshkosh, WI 549021306092697
  8. Jacqueline Rehbein, C.O.T.A.West Bend, WI 530951437361052
  9. Kayla Reigel, COTAMadison, WI 537151356141634
  10. Jennifer Reihl, COTAAppleton, WI 549111295995447
  11. Cheryl Reinke, C.O.T.AManitowoc, WI 542201437269099
  12. Sherry Reinsbach, OTABerlin, WI 549231437606373
  13. Terese ReitznerOshkosh, WI 549041215142336
  14. Susan Renard, COTAGreen Bay, WI 543031386946135
  15. Kasey Rennicke, COTA/LWausau, WI 544031316475650
  16. Gayle RenzJefferson, WI 535491346485646
  17. Kimberly RewolinskiMilwaukee, WI 532211346775988
  18. Christine Reynolds, COTAOshkosh, WI 549021174838221
  19. Michael Reynolds, COTAWauwatosa, WI 532131942534714
  20. Christen Rice, COTAWashburn, WI 548911003976234
  21. Mariah RichardsonLa Crosse, WI 546011518426998
  22. Melanie RichardsonKaukauna, WI 541301275132201
  23. Samantha RichardsonSheboygan Falls, WI 530851205089612
  24. Lindsay RichisonSheboygan, WI 530811588073191
  25. Hailey Richter, COTAStoughton, WI 535891326922428
  26. Kathleen Rickman, COTAIron River, WI 548471386196467
  27. Kathy RiderMequon, WI 530971639117179
  28. Allison Riebe, COTA/LMadison, WI 537181528869195
  29. Amy Riege, COTAMadison, WI 537161184572273
  30. Deanna Riley, OTRMilwaukee, WI 532231396804944
  31. Julie Ristow, COTAMilwaukee, WI 532081356644090
  32. Mikayla Ritola, COTAWashburn, WI 548911336619972
  33. Angela Roberts, COTARhinelander, WI 545011386811099
  34. Ann Roberts, COTAFond Du Lac, WI 549351164672606
  35. Jennifer Robertson, COTAMadison, WI 537131194065706
  36. Malery Robl, COTAOshkosh, WI 549021952841504
  37. Deborah Rock, COTAAshladn, WI 548061548434145
  38. Deborah Rode, COTAFort Atkinson, WI 535381962679712
  39. Kali Roesler, COTAViroqua, WI 546651356836399
  40. Crystal Rogahn, COTAMilwaukee, WI 532211013148881
  41. Kelly Rogers, C.O.T.A.Shawano, WI 541661992086128
  42. Theresa Rogers, COTAStevens Point, WI 544811811015142
  43. Amber Rohr, COTAFitchburg, WI 537191336926674
  44. Alexa Rojic, COTAFlorence, WI 541211295688349
  45. Esther Rolfe, COTAAppleton, WI 549111548548852
  46. Beth Rollins, COTABrookfield, WI 530451366019507
  47. Marjorie Ronchi, C.O.T.A.Ashland, WI 548061598939050
  48. Michelle Ronnestrand, COTAMilwaukee, WI 532271194093781
  49. Emily Ronning, COTANew Richmond, WI 540171437840287
  50. Mary Ann RoseNeenah, WI 549561932363199

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

Wisconsin ranks 2 of 51 per resident

  1. Arkansas35
  2. Wisconsin25
  3. Oklahoma23
  4. Delaware23
  5. 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. Wisconsin0.1%
  2. United States0.1%

Occupational Therapy Assistant records in Wisconsin, measured

  • In a Medicare file2 of 1,460 · 0.1% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file3 · 0.2% here, 0.1% nationally
  • Not updated in five years or more1,140 · 78.1% 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

1,460 NPPES records list occupational therapy assistant (224Z00000X) as their primary taxonomy with a practice address in Wisconsin: 25 per 100,000 residents against 12 nationally (50 states and D.C.). Milwaukee has 101 of them (7%).

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. Illinois1,498
  2. North Carolina1,357
  3. Indiana1,091
  4. Virginia1,086

States with a similar rate per 100,000

  1. Oklahoma23.4
  2. Delaware23.0
  3. Ohio20.5
  4. Kansas20.0

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.