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

Dr. Nancy M. Marx, PHD

Individual provider Psychologist · NPI 1700835923

Dr. Nancy M. Marx, PHD is a Psychologist in San Mateo, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

155 Bovet Rd Ste 404
San Mateo, CA 94402-3108
Phone: (650) 562-1904
Fax: (650) 508-0353
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY17090 (CA)

Record details

NPI number1700835923
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedMay 6, 2006
Last updated in NPPESJuly 13, 2026
Mailing address155 Bovet Rd, Suite 404, San Mateo, CA 94402-3108

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