NPPES file of Aug 9, 2026

Occupational Therapy Assistant in Pennsylvania

2,155 NPPES records list occupational therapy assistant with a practice address in Pennsylvania, 17 per 100,000 residents, the 12th highest rate of 51. Pittsburgh and Plymouth Meeting have the most; each record links to the provider's NPI and the Pennsylvania license search. Page 42 of 44.

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).

Pittsburgh has the most, 133

  1. Pittsburgh133
  2. Plymouth Meeting109
  3. Philadelphia88
  4. York42
  5. Chambersburg40

Occupational Therapy Assistant records in Pennsylvania

  1. Kyle WillBethel Park, PA 151021962278358
  2. Nicole Willets, COTATroy, PA 169471700446556
  3. Amanda Williams, COTABrookville, PA 158251235730045
  4. Amanda WilliamsBirdsboro, PA 195081679910707
  5. Brooke WilliamsKennett Square, PA 193481134492507
  6. Christopher Williams, C.O.T.A,/LErie, PA 165081720363484
  7. Daelyn WilliamsNew Wilmington, PA 161421841973468
  8. Jamie WilliamsUniontown, PA 154011639776214
  9. Kevin WilliamsMorrisville, PA 190671235355215
  10. Suzanne Williams, COTAReading, PA 196011528250537
  11. Alicia WilliamsonSaltillo, PA 172531821958919
  12. Sonya Williamson, COTA/LPhiladelphia, PA 191361386055507
  13. Hayley Willier, COTA/LDuncannon, PA 170201619457165
  14. Jamal WillisPhiladelphia, PA 191311528610250
  15. Demetrius Wilson, COTA/LReading, PA 196061669933404
  16. Jessica Wilson, COTA/LShermans Dale, PA 170901972281533
  17. Megan WilsonAbington, PA 190011154006575
  18. Shannen WilsonCoudersport, PA 169151578412052
  19. Sydney WilsonKennett Square, PA 193481972993525
  20. Jolene Wilton, COTA/LCogan Station, PA 177281164969804
  21. Taryn WinbushPhiladelphia, PA 191381609221878
  22. Kelly WingardPittsburgh, PA 152361043725344
  23. Kevin WingardYork, PA 174021316879364
  24. Bobbi Winn, COTA/LLock Haven, PA 177451043675564
  25. Kathrin Winter, COTA/LYork, PA 174081851714133
  26. Lynn WintersPittsburgh, PA 152171982103560
  27. Diane WintonAldan, PA 190181356593156
  28. Marjorie Winton, COTAFort Washington, PA 190341356533442
  29. Emily WiseHershey, PA 170331285514224
  30. Raymond Wiseman, COTACranberry Twp, PA 160661568426401
  31. Jessica Wittebort, COTA/LMc Donald, PA 150571386904415
  32. Donna Wloczewski, COTAAllentown, PA 181031740567528
  33. Erica Wohlers, COTA/LNorthampton, PA 180671477143857
  34. Glenn Wolfe, COTA/LErie, PA 165021730352071
  35. Josie Wolfinbarger, COTA/LKennett Square, PA 193481750651261
  36. Colleen WolgastOreland, PA 190751215602503
  37. Elizabeth WoloszynMeadville, PA 163351003514951
  38. John Womack, COTA/LKennett Square, PA 193481598164394
  39. Sheileen WoodWest Chester, PA 193801942684675
  40. Hope Wormuth, COTA/LPittston, PA 186401205233566
  41. Jessica Woy, COTA/LBerlin, PA 155301336609965
  42. Lauren Wright, COTA/LUpper Chichester, PA 190141366058000
  43. Rebecca WrightAmbler, PA 190021346406055
  44. Robert Wright, COTABraddock, PA 151041871532515
  45. Michele WudkwychPittsburgh, PA 152341346462587
  46. Emily Wurst, COTA/LErie, PA 165081326646068
  47. Dawn Wus, COTAQuakertown, PA 189511992821896
  48. Angela Wyant, COTA/LNew Castle, PA 161011811615891
  49. Katherine WylezikLeesport, PA 195331831590041
  50. Katherine WymanPlymouth Meeting, PA 194621003091190

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

Pennsylvania ranks 12 of 51 per resident

  1. Maine19
  2. Missouri17
  3. Florida17
  4. Pennsylvania17
  5. Indiana16
  6. Rhode Island16
  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. Pennsylvania0.0%
  2. United States0.1%

Occupational Therapy Assistant records in Pennsylvania, measured

  • In a Medicare file0 of 2,155 · 0.0% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file1 · under 0.1% here, 0.1% nationally
  • Not updated in five years or more1,720 · 79.8% 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

2,155 NPPES records list occupational therapy assistant (224Z00000X) as their primary taxonomy with a practice address in Pennsylvania: 17 per 100,000 residents against 12 nationally (50 states and D.C.). Pittsburgh has 133 of them (6%).

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. Ohio2,421
  2. California1,869
  3. New York2,732
  4. Illinois1,498

States with a similar rate per 100,000

  1. Florida16.9
  2. Missouri17.2
  3. Indiana15.9
  4. Rhode Island15.8

The largest states

  1. Texas4,278
  2. Florida3,825
  3. New York2,732
  4. Ohio2,421
  5. California1,869

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.