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

Katherine Williams, LCSW

Individual provider Clinical Social Worker · NPI 1720816804

Katherine Williams, LCSW is a Clinical Social Worker in Hayward, 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

494 Blossom Way
Hayward, CA 94541-1948
Phone: (510) 582-7676
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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 LCSW117688 (CA)

Record details

NPI number1720816804
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedJuly 22, 2024
Last updated in NPPESJuly 22, 2024
Certification dateJuly 22, 2024
Mailing address494 Blossom Way, Hayward, CA 94541-1948

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