MS. IRENE M. O'BRIEN (LCSW) – Clinical Social Worker, NPI 1376796730

MS. IRENE M. O'BRIEN (LCSW) is a healthcare provider. based in Hamden, Connecticut. specializing in Clinical Social Worker. They hold the professional credentials LCSW. They hold a License No. 001911 (CT). The NPI Number for MS. IRENE M. O'BRIEN (LCSW) is 1376796730

Main info

Female
Sole Proprietor
54 Years Of Experience
Accepts Medicare Assignment
Name
MS. IRENE M. O'BRIEN (LCSW)
NPI
1376796730
Phone
(203) 248-5623
Address
3074 WHITNEY AVE
Enumeration Date
29 October 2008
Last Update Date
29 October 2008

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2032711234
Graduation Year
1972 (54 years ago)
PAC ID
4981720745
Group Practice PAC ID
4486679560
Professional Enrollment ID
I20100929000838
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience48
Completeness75
Years active:17State licenses:1Digital endpointsOther names

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Provider Addresses for MS. IRENE M. O'BRIEN (LCSW)

  • 3074, Whitney Avenue, Hamden, New Haven County, Connecticut, 06518, United States

    MT CARMEL COUNSELING & PSYCHOTHERAPY 2ND FLOOR

    HAMDEN, CT 06518

    Phone: (203) 248-5623

    Fax: (203) 248-5623

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

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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 06518)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 4486679560View full group profile
NameSpecialtyState
WENDY SAUER (LCSW)
Clinical Social WorkerCT
SARAH RANDOLPH BORLO (LCSW)
Clinical Social WorkerCT
MR. HERBERT JAY ROSENFIELD (ACSW, LCSW, BCD)
Clinical Social WorkerCT
MS. LINDA JANE ROSENFIELD (LCSW)
Clinical Social WorkerCT

Reviews

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Frequently asked questions

How do I look up MS. IRENE M. O'BRIEN (LCSW) by NPI?
Use NPI 1376796730 when you need to reference MS. IRENE M. O'BRIEN (LCSW) in forms, claims, or directories.
Does this profile mean MS. IRENE M. O'BRIEN (LCSW) is currently active?
Yes — MS. IRENE M. O'BRIEN (LCSW) appears active in the national provider directory.
What does MS. IRENE M. O'BRIEN (LCSW) treat or focus on?
Patients typically see MS. IRENE M. O'BRIEN (LCSW) under the specialty Clinical Social Worker. Clinical services aligned with this taxonomy classification.
What location metadata exists for MS. IRENE M. O'BRIEN (LCSW)?
The page summarizes Hamden, Connecticut for MS. IRENE M. O'BRIEN (LCSW); expand the address list for detail.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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