Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mrs. Katherine Michele Sullivan, MSW, LCSW

Individual provider Clinical Social Worker · NPI 1548430986

Mrs. Katherine Michele Sullivan, MSW, LCSW is a Clinical Social Worker in Westport, Connecticut. Practices as a sole proprietor. Licensed in Connecticut.

Licensed in
CT
In the registry since
2008
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.
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

215 Main St
Westport, CT 06880-3210
Phone: (203) 454-2428
Fax: (203) 454-2447
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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 004870 (CT)

Record details

NPI number1548430986
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW , LCSW
Sole proprietorYes
NPI enumeratedFebruary 29, 2008
Last updated in NPPESFebruary 29, 2008

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