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

Rosemary O McBrien, LCSW

Individual provider Clinical Social Worker · NPI 1033891007

Rosemary O McBrien, LCSW is a Clinical Social Worker in Derby, Connecticut. Works from 2 locations. Licensed in Connecticut.

Licensed in
CT
In the registry since
2023
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

30 Elizabeth St
Derby, CT 06418-1869
Phone: (203) 954-0543
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 800 Main St S, Southbury, CT 06488-4210 — (203) 525-2858

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 16764 (CT)

Record details

NPI number1033891007
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedAugust 1, 2023
Last updated in NPPESMay 13, 2026
Certification dateMay 13, 2026

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