Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Stephanie Hanna

Emergency Medicine Physician in Norwalk, CT · enumerated 2013.

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

National Provider Identifier

1720321144

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Registry record

Entity type Individual (Type 1)

Name Stephanie Hanna

Sex Female

Practice address 47 Comstock Hill Ave, Norwalk, CT, 06850

Phone (203) 276-7777

Enumeration date Apr 3, 2013

Last updated in NPPES Aug 8, 2016

Taxonomy & licenses

207P00000X Emergency Medicine Physician Allopathic & Osteopathic Physicians · License 55385 (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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Stephanie Hanna?

The National Provider Identifier (NPI) for Stephanie Hanna is 1720321144, a Type 1 (individual) record in the CMS NPPES registry.

Where does Stephanie Hanna practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-08-08.