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

Karen O'Brien, LCSW

Individual provider Social Worker · NPI 1700243490

Karen O'Brien, LCSW is a Clinical Social Worker in Derby, Connecticut. Qualified in 2014, 12 years ago. Licensed in Connecticut.

Years since qualifying
12
Licensed in
CT
In the registry since
2016
Specialties on file
2
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

11 Hickory Rd
Derby, CT 06418-2210
Phone: (203) 581-2685
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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 012155 (CT)
Social Worker Taxonomy 104100000X · Licence MSW.003114 (CT)

Record details

NPI number1700243490
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedJanuary 26, 2016
Last updated in NPPESJanuary 4, 2023
Certification dateJanuary 4, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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