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

MS. Hannah Jean Pasternak, LCSW

Individual provider Clinical Social Worker · NPI 1770228645

MS. Hannah Jean Pasternak, LCSW is a Clinical Social Worker in Fullerton, California. Licensed in California. Registered with an NPI since 2022.

Licensed in
CA
In the registry since
2022
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

201 E Amerige Ave
Fullerton, CA 92832
Phone: (714) 992-1939
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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 107501 (CA)

Record details

NPI number1770228645
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedMay 4, 2022
Last updated in NPPESJune 9, 2022
Certification dateJune 1, 2022

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