NPPES file of Aug 9, 2026

Clinical Psychologist in Massachusetts

3,185 NPPES records list clinical psychologist with a practice address in Massachusetts, 45 per 100,000 residents, the 4th highest rate of 51. Boston and Cambridge have the most; each record links to the provider's NPI and the Massachusetts license search. Page 64 of 64.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 103TC0700X · method

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

Boston has the most, 509

  1. Boston509
  2. Cambridge267
  3. Belmont165
  4. Worcester160
  5. Brookline158

Clinical Psychologist records in Massachusetts

  1. Robert Youngberg, PH.D.Belmont, MA 024781629159231
  2. John Youngblood, PSYCHOLOGISTSpringfield, MA 011031518087329
  3. Virginia Youngren, PH.D.Cambridge, MA 021381255373536
  4. Andrew Yuen, PSY.D.Somerville, MA 021441982343133
  5. Marcy Yuknat, PSY.D.Boston, MA 021161548593411
  6. Deborah Yurgelun-Todd, PH.D.Belmont, MA 024781528237039
  7. Joanne Yurman, PH.D.Stockbridge, MA 012621548374457
  8. Miryam Yusufov, PHDBoston, MA 022151386121630
  9. Hjalmar Zambrana Bonaparte, PSYDCambridge, MA 021391265148597
  10. Mary Zanarini, ED.D.Belmont, MA 024781902852635
  11. Lauren Zaniboni, PSYDWaltham, MA 024521164118188
  12. Charles Zanor, PH.D.West Springfield, MA 010891649343435
  13. Richard Zapf, ED.D.Georgetown, MA 018331245250141
  14. David Zarchan, PH.D.Concord, MA 017421538216064
  15. Paul Zeizel, PSY.D.Brookline, MA 024461295888675
  16. Elda Zeko-Underwood, MAWorcester, MA 016551548646359
  17. Brittany Zelgowski, PSY.D.Springfield, MA 011031003273319
  18. Rachel ZelkowitzBoston, MA 021301477072429
  19. George Zentz, PH.D.Belmont, MA 024781861543183
  20. Yiling Zhang, PHDCambridge, MA 021381619518560
  21. Jenny Zhen-Duan, PHDBoston, MA 021141811499320
  22. Eric Zhou, PH.D.Boston, MA 022151669876074
  23. Eric Zieff, PSY.D.Wakefield, MA 018801457390890
  24. Rose Zimering, PH.D.Boston, MA 012301346339272
  25. Meryl Zimman, PSY.DBeverly, MA 019151043223134
  26. Sharon Zimmerman, PH.D.Brookline, MA 024461558381525
  27. Marla Zucker, PH.D.Brookline, MA 024461871698902
  28. Marc Zuckerman, PH.D.Belmont, MA 024781477593879
  29. Max Zurflueh, PH.D.Dartmouth, MA 027471023166865
  30. Amanda Zurick, PSY.D.Cambridge, MA 021381265623698
  31. Kelly Zuromski, PHDCambridge, MA 021381477266930
  32. Michael Zwalsky, ED.D.Westwood, MA 020901659580397
  33. Janet Zwiebel, PSY.D.Roxbury, MA 021191467724203
  34. Karen Zwillenberg, PH.D.Canton, MA 020211992114912
  35. Parker Zyndorf, PSYDBrighton, MA 021351861208043

Source: CMS NPPES, primary taxonomy 103TC0700X: records by practice city and the list of records, file of Aug 9, 2026.

Massachusetts ranks 4 of 51 per resident

  1. District of Columbia83
  2. Vermont48
  3. Rhode Island47
  4. Massachusetts45
  5. Hawaii45
  6. New York34
  7. 50 states and D.C.20

Source: CMS NPPES, primary taxonomy 103TC0700X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

12.0% of these records appear in a Medicare file, against 12.2% 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. Massachusetts12.0%
  2. United States12.2%

Clinical Psychologist records in Massachusetts, measured

  • In a Medicare file382 of 3,185 · 12.0% here, 12.2% nationally
  • In the CMS Doctors and Clinicians file777 · 24.4% here, 22.4% nationally
  • Not updated in five years or more2,248 · 70.6% here, 65.3% nationally
  • Median graduation year2000 · the 777 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 103TC0700X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

3,185 NPPES records list clinical psychologist (103TC0700X) as their primary taxonomy with a practice address in Massachusetts: 45 per 100,000 residents against 20 nationally (50 states and D.C.). Boston has 509 of them (16%).

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. Florida2,980
  2. Michigan2,965
  3. Texas2,732
  4. Pennsylvania2,597

States with a similar rate per 100,000

  1. Hawaii44.6
  2. Rhode Island46.5
  3. Vermont48.0
  4. New York33.5

The largest states

  1. California12,647
  2. New York6,558
  3. Illinois3,947
  4. Florida2,980
  5. Michigan2,965

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.