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 41 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. Claire WaltersOrbisonia, PA 172431750783189
  2. Cheryl WamboldPlymouth Meeting, PA 194621740577980
  3. Lyne Wance, COTAPennsburg, PA 180731710101597
  4. Jennifer WarfelWest Grove, PA 193901639685209
  5. Marlo Wargo, COTA/LPalmerton, PA 180711437581626
  6. Vicki WarminskyBethlehem, PA 180171972910461
  7. Katrice Washington, O.T.Eagleville, PA 194031194849927
  8. Catherine WashkoCarlisle, PA 170131164044749
  9. Amanda Waters, COTAPittsburgh, PA 152051093093270
  10. Darcy Watson, COTA/LOrangeville, PA 178591366758278
  11. Kathleen Watson, COTA/LLinden, PA 177441326423344
  12. Mandy WatsonAltoona, PA 166011538840194
  13. Julie Weamer, COTA/LAltoona, PA 166021578659637
  14. Amy Weaver, COTA/LCarlisle, PA 170131972914802
  15. Laura WeaverLancaster, PA 176011144645169
  16. Liana Weaver, COTA/LLandisville, PA 175381558008037
  17. Jaime WebbDoylestown, PA 189011033943808
  18. Joan WebbNazareth, PA 180641316167810
  19. Allison Weber, COTA/LStevens, PA 175781477919538
  20. Clare Weber, COTAWest Chester, PA 193821326163510
  21. Micaela WeberTroy, PA 169471417562984
  22. Joseph Wega, COTAJefferson Hills, PA 150251356545032
  23. Jacquelyn WeiblingerPlymouth Meeting, PA 194621982842506
  24. Virginia Weimer, COTAWest Mifflin, PA 151221750963609
  25. Kristin Weire, COTA/LLititz, PA 175431932707213
  26. Allison WeirichEtters, PA 173191881527810
  27. Mary Weirich, COTA/LKennett Square, PA 193481174930465
  28. Julie Weiss, COTAPottstown, PA 194651235256140
  29. Taryn WelkerPhiladelphia, PA 191461720534795
  30. Amber Wells, COTA/LNorristown, PA 194011649779414
  31. Kayla Welsh, O.T.A.Mount Joy, PA 175521003019985
  32. Pamela WeltzJohnstown, PA 159051881085876
  33. Adrienne Wenrick, COTACarlisle, PA 170151043622947
  34. Lynne Wenrick, COTAChambersburg, PA 172011154508513
  35. Elisabeth Wenschhof, COTA/LYork, PA 174031568017721
  36. Karen WentzelPlymouth Meeting, PA 194621518265552
  37. Ashley WertMillersburg, PA 170611326809567
  38. Jennifer Weston, COTAPhiladelphia, PA 191061639471394
  39. Heidi WheelerAltoona, PA 166011124888078
  40. Lindsay WhislerMurrysville, PA 156681619776200
  41. Deborah Whitenight, COTADillsburg, PA 170191285743336
  42. Monica WhitesellConneautville, PA 164061043682701
  43. Jennifer WhitmerSelinsgrove, PA 178701780922484
  44. Jennifer Whittaker-Smith, COTA/LCanonsburg, PA 153171841605771
  45. Courtney Wiater, COTA/LHarleysville, PA 194381790453231
  46. Dwight WidneyNewville, PA 172411114044575
  47. Danielle WiesnerSaint Marys, PA 158571841927993
  48. Kendra WiestLehighton, PA 182351235651076
  49. Cindy Wilkins-Rhodes, COTA/LWest Reading, PA 196111225221336
  50. Aleksandra Wilkowski, COTA/LJenkintown, PA 190461194365528

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.