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

Gerald Piaget, PHD

Individual provider Psychologist · NPI 1568599868

Gerald Piaget, PHD is a Psychologist in Portola Valley, California. Practices as a sole proprietor. Licensed in California.

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

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

4370 Alpine Rd Ste 209
Portola Valley, CA 94028-7953
Phone: (650) 851-8411
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY3819 (CA)

Record details

NPI number1568599868
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedFebruary 27, 2007
Last updated in NPPESAugust 7, 2007

Other providers in Portola Valley