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

Sharon L Marks, LCSW

Individual provider Clinical Social Worker · NPI 1972585172

Sharon L Marks, LCSW is a Clinical Social Worker in Napa, California. Qualified in 1985, 41 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
41
Licensed in
CA
In the registry since
2005
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

1767 Laurel St
Napa, CA 94559-3229
Phone: (707) 224-2027
Fax: (707) 224-2027
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence LCS13388 (CA)

Record details

NPI number1972585172
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedNovember 15, 2005
Last updated in NPPESJuly 8, 2007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1985 (41 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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