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

Heidi Stein, LCSW

Individual provider Social Worker · NPI 1891202248

Heidi Stein, LCSW is a Social Worker in Sunnyvale, California. Licensed in California. Registered with an NPI since 2018.

Licensed in
CA
In the registry since
2018
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

301 Old San Francisco Rd
Sunnyvale, CA 94086-6386
Phone: (408) 730-2864
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 76465 (CA)

Record details

NPI number1891202248
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedJanuary 8, 2018
Last updated in NPPESJanuary 8, 2018

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