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 22 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. Brittany RosenlundBrookfield, WI 530451982295143
  2. Steven Roska, COTAWausau, WI 544011154729259
  3. Heather Ross, COTAOsceola, WI 540201811429566
  4. Jessica Ross, COTAElkhorn, WI 531211134632078
  5. Victoria RossGlendale, WI 532091306230438
  6. Tayler Rossodivito, COTAPark Falls, WI 545521922725175
  7. Kristin RothauptChippewa Falls, WI 547291639617459
  8. Lauren Rozinski, COTA/LNew Berlin, WI 531511922849702
  9. Amy RozumalskiMilwaukee, WI 532271609299783
  10. Sean RuchWatertown, WI 530981780497164
  11. Cynthia RuddDe Pere, WI 541151720398076
  12. Ann Rudel, COTAEdgerton, WI 535341871796946
  13. Michelle Rueger, COTAAppleton, WI 549111356487755
  14. Theresa Rueger, COTAFond Du Lac, WI 549351588761258
  15. Hailey Rueth, COTAKenosha, WI 531401538042775
  16. Nicole Runde, COTAPlatteville, WI 538181184092900
  17. Mallorie Runyard, COTAMadison, WI 537181376058610
  18. Lyndsay Rupnow, COTAMount Horeb, WI 535721952537250
  19. Leeanna Ruprecht, COTASuperior, WI 548801407373335
  20. Stacie Russell, COTAVerona, WI 535931578105045
  21. Holly Rust, COTAWausau, WI 544031306173489
  22. Stephanie RutkowskiBrookfield, WI 530451083282172
  23. Jessica Ryan, COTAWisconsin Rapids, WI 544941255717930
  24. Jaime Ryczek, COTAReedsburg, WI 539591245353549
  25. Tracy Sabel, C.O.T.A.Manitowoc, WI 542201689784258
  26. Samantha SackmanBloomer, WI 547241093093627
  27. Karly SadkovichMuskego, WI 531501306719380
  28. Kelly Salas, COTA/LMadison, WI 537171619526399
  29. Melissa Salmonson, OTRChippewa Falls, WI 547291588218291
  30. Kelly Salter, COTAAltoona, WI 547201902019227
  31. Katherine Samb, OTABrookfield, WI 530451871845065
  32. Erica Samuelson, COTA/LMadison, WI 537171063003184
  33. Debra Sanchez, COTADe Pere, WI 541151174757264
  34. Krista SanchezWaupun, WI 539631073468476
  35. Nicole Sanders, COTA/LFitchburg, WI 537111487137220
  36. Katherine Sarff, COTAWaukesha, WI 531881801677125
  37. Edward Sauld, COTANew Berlin, WI 531511699442376
  38. Rachel Saunders, COTABeloit, WI 535111124230974
  39. Alicia Sauter, COTADe Pere, WI 541151619560430
  40. Brittani Sauve, OTAWausau, WI 544031932357274
  41. Kim Sawall, COTANeenah, WI 549561750576609
  42. Sara Schattner, C.O.T.A.Racine, WI 534061275754848
  43. Tammi Schellin, COTAWeyauwega, WI 549831922255629
  44. Tanya Schickowski, OTAKohler, WI 530441366739393
  45. Laurie Schienebeck, COTAPark Falls, WI 545521275708596
  46. Carol Schiller, COTAFond Du Lac, WI 549351205877420
  47. Megan Schlagenhaft, COTAWausau, WI 544031558617019
  48. Tiffany Schlapman, COTAWausau, WI 544031578838561
  49. Amy Schleeter, OTARhinelander, WI 545011609428523
  50. Melissa Schlimgen, COTARidgeway, WI 535821902045792

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.