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

Callisyn Zielenski

Individual provider Social Worker · NPI 1861945461

Callisyn Zielenski is a Social Worker in San Francisco, California. Licensed in California. Registered with an NPI since 2016.

Licensed in
CA
In the registry since
2016

Practice location Address checks out

3450 3rd St Ste 1C
San Francisco, CA 94124-1444
Phone: (154) 437-3990
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 125791 (CA)

Record details

NPI number1861945461
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJuly 29, 2016
Last updated in NPPESJuly 10, 2026
Certification dateJuly 10, 2026

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