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

Ronald Allen Yusim, LCSW

Individual provider Social Worker · NPI 1538396031

Ronald Allen Yusim, LCSW is a Social Worker in Greenbrae, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2009
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

900 S Eliseo Dr Ste 101
Greenbrae, CA 94904-2134
Phone: (415) 522-3763
Fax: (415) 461-3907
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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 LCS17140 (CA)

Record details

NPI number1538396031
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorYes
NPI enumeratedJune 11, 2009
Last updated in NPPESFebruary 14, 2012

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