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

Marcy R. Klein, LCSW

Individual provider Social Worker · NPI 1275148215

Marcy R. Klein, LCSW is a Social Worker in New Haven, Connecticut. Practices as a sole proprietor. Registered with an NPI since 2020.

In the registry since
2020
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

1440 Whalley Ave
New Haven, CT 06515-1144
Phone: (203) 389-5599
Fax: (203) 389-5904
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X

Record details

NPI number1275148215
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedSeptember 15, 2020
Last updated in NPPESSeptember 15, 2020
Certification dateSeptember 15, 2020

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