Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Hannah Halloran

Social Worker in East Haven, CT · enumerated 2024.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1114797099

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Registry record

Entity type Individual (Type 1)

Name Hannah Halloran

Sex Female

Practice address 64 Thompson St Ste A103, East Haven, CT, 06513

Phone (203) 691-1685

Enumeration date Jan 3, 2024

Last updated in NPPES Jan 3, 2024

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License 6481 (CT) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

Where does Hannah Halloran practice?

The practice location on file with NPPES is in East Haven, CT. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Hannah Halloran?

The National Provider Identifier (NPI) for Hannah Halloran is 1114797099, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-01-03.