NPPES file of Aug 9, 2026

Erin O'Brien, PSY.D.

Psychologist · West Haven, CT

Erin O'Brien, PSY.D. is a psychologist with a practice address in West Haven, Connecticut, and NPI 1336384999, issued on Dec 11, 2008. Check the license (Connecticut 002574, as entered in NPPES) with the Connecticut board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1336384999
Name
Erin O'Brien
Credential
PSY.D.
Primary taxonomy
Psychologist 103T00000X
License number
002574 CT
Self-reported in NPPES; status is on the state search
Practice location
950 Campbell Ave, West Haven, CT 06516
Phone
(203) 932-5711
Enumerated
Dec 11, 2008
Record last updated
Dec 11, 2008 (not updated in 18 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest psychologist records → All 649 in Connecticut → Look up another NPI →

Also registered at 950 Campbell Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Matthew Abbott, LCSWSocial Worker1790734986
  2. Erica Abel, PH.D.Clinical Psychologist1982971222
  3. Audrey Abelleira, PHARMDPharmacist1831671577
  4. Mary Abraham, PHARMDPharmacist1386344950
  5. Linda Accordino, RN, MSNGerontology Nurse Practitioner1396853289
  6. Jenna Adamowicz, PH.D.Clinical Psychologist1356271266

Verify Erin O'Brien in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 002574    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Connecticut license search

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Erin O'Brien among 649 psychologist records in Connecticut

Erin O'Brien, PSY.D. is one of 649 psychologist records with a practice address in Connecticut. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2008, is newer than 46% of them.

  • NPI issued2008 · 46% of these records are older, 50% newer
  • In a Medicare fileNo · 9% of these records are
  • In the CMS Doctors and Clinicians fileNo · 21% of these records are
  • Record last updated2008 · 70% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

19 psychologist records list a practice address in West Haven

They are 19 of the 1,356 NPPES records with a practice address in West Haven, and 649 psychologist records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 649 in Connecticut → Every provider in West Haven → Psychologist nationwide →

The 8 psychologist records with the nearest ZIP codes

  1. Michelle Comas, PH.D.West Haven, CT 065161124401682
  2. Deborah Everhart, PH.D.West Haven, CT 065161942412259
  3. Jennifer Fanning, M.A.West Haven, CT 065161821383258
  4. Carly Gibbons, PH.D.West Haven, CT 065161275774614
  5. Maggie ManningWest Haven, CT 065161790153385
  6. Paraskevi Noulas, PSY.D.West Haven, CT 065161912230038
  7. Allison Paganelli, PSY.D.West Haven, CT 065161194812529
  8. Sandra Resnick, PH.D.West Haven, CT 065161184720583

Common questions

What is Erin O'Brien, PSY.D.'s NPI number?

Erin O'Brien, PSY.D.'s National Provider Identifier (NPI) is 1336384999, issued on Dec 11, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Erin O'Brien, PSY.D. located?

The NPPES record lists a practice address at 950 Campbell Ave, West Haven, CT, 06516. Phone: (203) 932-5711. Providers update this record themselves, so call before visiting.

How can I verify Erin O'Brien, PSY.D.'s license?

NPPES lists Connecticut license number 002574, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.