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

Individual provider Clinical Social Worker · NPI 1669552378

Catherine Leonardi, MSW, LCSW is a Clinical Social Worker in Old Saybrook, Connecticut. Practices as a sole proprietor. Licensed in Connecticut.

Licensed in
CT
In the registry since
2006
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

191 Main St Ste 2
Old Saybrook, CT 06475-2332
Phone: (860) 388-3844
Fax: (860) 388-1689
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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 000428 (CT)

Record details

NPI number1669552378
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW , LCSW
Sole proprietorYes
NPI enumeratedOctober 17, 2006
Last updated in NPPESJuly 8, 2007

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