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

MS. Marilynn Magaly Massa, LCSW

Individual provider Clinical Social Worker · NPI 1144303090

MS. Marilynn Magaly Massa, LCSW is a Clinical Social Worker in New York, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2006
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

141 E 33rd St Ste 1A
New York, NY 10016-4606 Not confirmed with CMS for 14 years — call before visiting
Phone: (917) 589-7796
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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 R058394-1 (NY)

Record details

NPI number1144303090
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedOctober 23, 2006
Last updated in NPPESMay 8, 2012

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