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

Yvonne O'Brien, LICSW

Individual provider Clinical Social Worker · NPI 1487043063

Yvonne O'Brien, LICSW is a Clinical Social Worker in New Haven, Connecticut. Works from 2 locations. Licensed in Connecticut.

Licensed in
CT
In the registry since
2015
What do these letters mean?
LICSW — Licensed Independent Clinical Social Worker
The title some states use for an independently practising clinical social worker.

See every abbreviation used in this directory →

Practice location Address checks out

157 Church St Fl 19
New Haven, CT 06510-2100
Phone: (347) 981-6775
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 230 Ashmun Street, New Haven, CT 06511 — (203) 786-5970

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 10685 (CT)

Record details

NPI number1487043063
Entity typeIndividual (Type 1)
GenderFemale
Credentials LICSW
Sole proprietorNo
NPI enumeratedJanuary 20, 2015
Last updated in NPPESApril 14, 2026
Certification dateApril 14, 2026

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