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

Individual provider Clinical Psychologist · NPI 1659590891

Margaret (Peggy) Sax, PHD is a Clinical Psychologist in Middlebury, Vermont. Practices as a sole proprietor. Licensed in Vermont.

Licensed in
VT
In the registry since
2007
Specialties on file
3
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

228 Maple St
Middlebury, VT 05753-1606
Phone: (802) 388-1032
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Psychologist (primary) Taxonomy 103TF0000X · Licence 048-0000769 (VT)
Clinical Psychologist Taxonomy 103TC0700X · Licence 048-0000769 (VT)
Counseling Psychologist Taxonomy 103TC1900X · Licence 048-0000769 (VT)

Record details

NPI number1659590891
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedApril 25, 2007
Last updated in NPPESSeptember 11, 2025

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