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

Individual provider Clinical Social Worker · NPI 1619000296

Karen Sivin, LCSW is a Clinical Social Worker in Port Jefferson, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2007
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

646 Main St
Port Jefferson, NY 11777-2235
Phone: (631) 871-2990
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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 R025411-1 (NY)

Record details

NPI number1619000296
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedMarch 13, 2007
Last updated in NPPESJuly 8, 2007

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