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

Kathryn Gyo Hammer, ASW

Individual provider Social Worker · NPI 1043903388

Kathryn Gyo Hammer, ASW is a Social Worker in Los Angeles, California. Licensed in California. Registered with an NPI since 2023.

Licensed in
CA
In the registry since
2023
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Practice location Address checks out

442 S San Pedro St
Los Angeles, CA 90013-2132
Phone: (213) 680-0600
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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 114701 (CA)

Record details

NPI number1043903388
Entity typeIndividual (Type 1)
GenderFemale
Credentials ASW
Sole proprietorNo
NPI enumeratedJune 1, 2023
Last updated in NPPESJune 1, 2023
Certification dateJune 1, 2023

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