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

William Mecca Jr., LCSW

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1073565438

William Mecca Jr., LCSW is an Addiction (Substance Use Disorder) Counselor in Westport, Connecticut. Licensed in Connecticut. Registered with an NPI since 2006.

Licensed in
CT
In the registry since
2006
Specialties on file
2
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

4 Whitney Extention
Westport, CT 06880
Phone: (203) 257-3181
Fax: (203) 375-1999
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence 000574 (CT)
Social Worker Taxonomy 104100000X · Licence 003871 (CT)

Record details

NPI number1073565438
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorNo
NPI enumeratedMay 16, 2006
Last updated in NPPESJuly 13, 2026

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