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

Gladys Mazariegos, LCSW

Individual provider School Social Worker · NPI 1699539650

Gladys Mazariegos, LCSW is a School Social Worker in Sunnyvale, California. Licensed in California. Registered with an NPI since 2024.

Licensed in
CA
In the registry since
2024
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

777 San Miguel Ave
Sunnyvale, CA 94085-3411
Phone: (408) 522-8278
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

School Social Worker (primary) Taxonomy 1041S0200X · Licence 81038 (CA)

Record details

NPI number1699539650
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedFebruary 9, 2024
Last updated in NPPESFebruary 9, 2024
Certification dateFebruary 9, 2024

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