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

Matthew Chappell, LCSW

Individual provider Social Worker · NPI 1518204312

Matthew Chappell, LCSW is a Social Worker in San Francisco, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2013
Specialties on file
2
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

842 California St
San Francisco, CA 94108-2315
Phone: (415) 820-3989
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 25240 (CA)
Social Worker Taxonomy 104100000X · Licence 25240 (CA)

Record details

NPI number1518204312
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorYes
NPI enumeratedJanuary 14, 2013
Last updated in NPPESJanuary 14, 2013

Other providers in San Francisco