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

Diane Denise Fjelstad, LCSW

Individual provider Clinical Social Worker · NPI 1811036866

Diane Denise Fjelstad, LCSW is a Clinical Social Worker in San Jose, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
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

650 S Bascom Ave
San Jose, CA 95128-2601
Phone: (408) 793-5870
Fax: (408) 275-6716
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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 LCS 9742 (CA)

Record details

NPI number1811036866
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedFebruary 6, 2007
Last updated in NPPESJuly 8, 2007

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