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

Mary Mahoney, LCSW

Individual provider Clinical Social Worker · NPI 1295257327

Mary Mahoney, LCSW is a Clinical Social Worker in Brooklyn, New York. Practices as a sole proprietor and works from 2 locations. Licensed in New York.

Licensed in
NY
In the registry since
2017
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

116 Clinton St
Brooklyn, NY 11201-4204
Phone: (812) 887-5397
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 9201 4th Ave, Brooklyn, NY 11209-7065 — (718) 748-1234

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 084917-1 (NY)

Record details

NPI number1295257327
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedJuly 11, 2017
Last updated in NPPESSeptember 24, 2018

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