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

MS. Claudette V Duff, LCSW

Individual provider Clinical Social Worker · NPI 1215098280

MS. Claudette V Duff, LCSW is a Clinical Social Worker in Staten Island, 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

2381 Hylan Blvd Ste 13
Staten Island, NY 10306-3145
Phone: (718) 494-2858
Fax: (718) 494-5749
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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 071171 (NY)

Record details

NPI number1215098280
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedDecember 13, 2006
Last updated in NPPESDecember 30, 2022
Certification dateDecember 30, 2022

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