NPPES file of Aug 9, 2026

Psychologist in Pennsylvania

2,687 NPPES records list psychologist with a practice address in Pennsylvania, 21 per 100,000 residents, the 8th highest rate of 51. Philadelphia and Pittsburgh have the most; each record links to the provider's NPI and the Pennsylvania license search. Page 54 of 54.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 103T00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Philadelphia has the most, 406

  1. Philadelphia406
  2. Pittsburgh288
  3. Lancaster59
  4. Bala Cynwyd53
  5. Erie50

Psychologist records in Pennsylvania

  1. Lisa Young, PH.D.State College, PA 168011861468563
  2. Lori Young, PSY.D.Greensburg, PA 156011225027048
  3. Patricia Young, PSY.D.York, PA 174021386639730
  4. Sharon YoungPhiladelphia, PA 191291740400845
  5. William Young, LICENSED PSYCHOLOGISDu Bois, PA 158011033217815
  6. Yiqing Youngman, PSY.D.King Of Prussia, PA 194061750834073
  7. Paul Youngs, PH.D.Newtown Square, PA 190731306834536
  8. Dayna Younis, PH.D.Media, PA 190631932891918
  9. David Yusko, PSYDPhiladelphia, PA 191041356583231
  10. Anna Zacharcenko, PSY.D.Philadelphia, PA 191301770768749
  11. Donna Zaffy, PH.D.Pittsburgh, PA 152131487871752
  12. Karolina ZakoscielnaPittsburgh, PA 152131821516980
  13. Laura ZandbergPhiladelphia, PA 191041790182137
  14. Donald Zandier, M.A.Bethel Park, PA 151021275632069
  15. Nicolene Zapach, M.A.Mount Lebanon, PA 152281538490164
  16. Lucy Zarfos, MS PSYCHOLOGISTYork, PA 174021265572309
  17. Timothy Zeiger, PSY.D.Hershey, PA 170331851664692
  18. Ronald Zelazowski, PHDWarren, PA 163651770797086
  19. Wendy Zelikoff-Simkin, PH.D.Audubon, PA 194031366692097
  20. Nataliya Zelikovsky, PH.D.Philadelphia, PA 191041750466017
  21. Aram Zelman, PSY.D.Pittsburgh, PA 152321528920428
  22. Mark Zengerle, M.S.Hanover, PA 173311396827119
  23. Naijian Zhang, PH.DDowningtown, PA 193351346436623
  24. Elizabeth Zhe, PH.D.Easton, PA 180421013063932
  25. Christopher Ziegler, PSY. DMechanicsburg, PA 170501003976986
  26. Jeffrey Zimmerman, PHDReading, PA 196091942264239
  27. Linda Zimmerman, PSY. D.Wexford, PA 150901588704837
  28. Maria Zimmerman, MSStrafford, PA 190871932587896
  29. Barbara Zimmerman-Slovak, PHD PSYCHOLOGISTHaverford, PA 190411235230178
  30. Gail Zivin, PH.D.Flourtown, PA 190311851629760
  31. Kristie Zoller, PSY.D.Sewickley, PA 151431770839755
  32. Alexis Zollo, PHDPhiladelphia, PA 191461851240402
  33. Peter Zubritzky, PH.D.Mc Kees Rocks, PA 151361407810583
  34. Edward Zuckerman, PHDGreensburg, PA 156011407836976
  35. Jaime Zuckerman, PSY.D.Bryn Mawr, PA 190101487846812
  36. Brooke ZumasBethlehem, PA 180151215484886
  37. Paul Zumoff, PH.D.Huntingdon Valley, PA 190061013048743

Source: CMS NPPES, primary taxonomy 103T00000X: records by practice city and the list of records, file of Aug 9, 2026.

Pennsylvania ranks 8 of 51 per resident

  1. New York26
  2. Michigan25
  3. Rhode Island22
  4. Pennsylvania21
  5. Kansas20
  6. West Virginia20
  7. 50 states and D.C.14

Source: CMS NPPES, primary taxonomy 103T00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

12.6% of these records appear in a Medicare file, against 10.1% 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. Pennsylvania12.6%
  2. United States10.1%

Psychologist records in Pennsylvania, measured

  • In a Medicare file339 of 2,687 · 12.6% here, 10.1% nationally
  • In the CMS Doctors and Clinicians file585 · 21.8% here, 18.0% nationally
  • Not updated in five years or more1,872 · 69.7% here, 63.9% nationally
  • Median graduation year2004 · the 585 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 103T00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

2,687 NPPES records list psychologist (103T00000X) as their primary taxonomy with a practice address in Pennsylvania: 21 per 100,000 residents against 14 nationally (50 states and D.C.). Philadelphia has 406 of them (15%).

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. Michigan2,549
  2. Massachusetts2,367
  3. Florida2,202
  4. Texas2,141

States with a similar rate per 100,000

  1. Kansas20.4
  2. West Virginia19.6
  3. Nebraska19.3
  4. Rhode Island22.3

The largest states

  1. California7,304
  2. New York5,045
  3. Michigan2,549
  4. Massachusetts2,367
  5. Florida2,202

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.