KAREN O'BRIEN (L.C.S.W.) – Clinical Social Worker, NPI 1700243490

KAREN O'BRIEN (L.C.S.W.) is a healthcare provider. based in Derby, Connecticut. specializing in CLINICAL SOCIAL WORKER. They hold the professional credentials L.C.S.W.. They hold a License No. MSW.003114 (CT). The NPI Number for KAREN O'BRIEN (L.C.S.W.) is 1700243490

Main info

Female
12 Years Of Experience
Name
KAREN O'BRIEN (L.C.S.W.)
NPI
1700243490
Phone
(203) 581-2685
Address
11 HICKORY RD
Enumeration Date
26 January 2016
Last Update Date
4 January 2023

Doctor Profile

Medical School Name
OTHER
Secondary Phone
-
Graduation Year
2014 (12 years ago)
PAC ID
3971079369
Professional Enrollment ID
I20260414001119
Address ID
CT065190000NE34XXXSTXX300
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience53
Completeness75
Years active:10State licenses:2Digital endpointsOther names

2,153 CLINICAL SOCIAL WORKER in CT

Provider Addresses for KAREN O'BRIEN (L.C.S.W.)

  • 11 HICKORY RD

    DERBY, CT 064182210

    Phone: (203) 581-2685

    Type: Location

  • 57, Geissler Drive, Shelton, Fairfield County, Connecticut, 06484, United States

    SHELTON, CT 064842258

    Phone:

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

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Medicare Enrollment & Revalidation

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Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

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Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 06418)

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Reviews

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Frequently asked questions

What is the standard ID for KAREN O'BRIEN (L.C.S.W.) in the U.S.?
In the U.S., KAREN O'BRIEN (L.C.S.W.) is identified by NPI 1700243490.
Should I treat KAREN O'BRIEN (L.C.S.W.) as an active provider?
Patients and plans typically see KAREN O'BRIEN (L.C.S.W.) as active in the national extract.
How should patients interpret KAREN O'BRIEN (L.C.S.W.)'s specialty?
The extract shows Clinical Social Worker for KAREN O'BRIEN (L.C.S.W.). Clinical services aligned with this taxonomy classification.
What city is tied to KAREN O'BRIEN (L.C.S.W.)?
The directory associates KAREN O'BRIEN (L.C.S.W.) with Derby, Connecticut. Check all listed addresses for suites or satellite offices.
Why is information missing for KAREN O'BRIEN (L.C.S.W.)?
Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.

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