Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Peggy A Grauwiler, PHD, LCSW

Individual provider Clinical Social Worker · NPI 1518668086

Peggy A Grauwiler, PHD, LCSW is a Clinical Social Worker in Princeton, New Jersey. Practices as a sole proprietor. Licensed in New Jersey and New York.

Licensed in
NJ, NY
In the registry since
2023
Specialties on file
2
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

353 Nassau St
Princeton, NJ 08540-4623
Phone: (917) 208-4361
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 44SC06138400 (NJ)
Clinical Social Worker Taxonomy 1041C0700X · Licence R071487-01 (NY)

Record details

NPI number1518668086
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD , LCSW
Sole proprietorYes
NPI enumeratedMarch 13, 2023
Last updated in NPPESMarch 13, 2023
Certification dateMarch 13, 2023

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