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

Sandra Joanna Marquez, LCSW

Individual provider Clinical Social Worker · NPI 1689969289

Sandra Joanna Marquez, LCSW is a Clinical Social Worker in Santa Clara, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2011
What do these letters mean?
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

5201 Great America Pkwy
Santa Clara, CA 95054-1122
Phone: (323) 205-7088
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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 68434 (CA)

Record details

NPI number1689969289
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedJune 13, 2011
Last updated in NPPESSeptember 19, 2025
Certification dateSeptember 19, 2025

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