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

Nina Markoff Winterstein, LCSW

Individual provider Clinical Social Worker · NPI 1487117099

Nina Markoff Winterstein, LCSW is a Clinical Social Worker in San Francisco, California. Licensed in California. Registered with an NPI since 2019.

Licensed in
CA
In the registry since
2019
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

2100 Webster St Ste 100
San Francisco, CA 94115-2374
Phone: (415) 923-3155
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 82478 (CA)

Record details

NPI number1487117099
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedApril 10, 2019
Last updated in NPPESApril 10, 2019

Other providers in San Francisco