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

Mr. Stephen McDonnell, LCSW

Individual provider Clinical Social Worker · NPI 1538228085

Mr. Stephen McDonnell, 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

421 7th Ave Ste 710
New York, NY 10001-2002
Phone: (347) 304-1060
Fax: (347) 382-9422
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 077256 (NY)

Record details

NPI number1538228085
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorYes
NPI enumeratedDecember 8, 2006
Last updated in NPPESJanuary 7, 2020
Certification dateJanuary 7, 2020

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