Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

603 Audiology, LLC

Q: What is the NPI number for 603 Audiology, LLC?

The NPI for 603 Audiology, LLC is 1376456228, a Type 2 (organization) record in the CMS NPPES registry.

Audiologist in Manchester, NH · enumerated 2026 · authorized official Nicole Nadeau, Owner & Audiologist.

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

National Provider Identifier

1376456228

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Registry record

Entity type Organization (Type 2)

Legal business name 603 Audiology, LLC

Practice address 9 Triangle Ln Ste 106, Manchester, NH, 03103

Phone (603) 988-7688

Enumeration date Sep 23, 2026

Last updated in NPPES Sep 23, 2026

Taxonomy & classification

231H00000X Audiologist Speech, Language and Hearing Service Providers Primary

Authorized official

Name Nicole Nadeau

Title Owner & Audiologist

Phone (603) 988-7688

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 603 Audiology, LLC?

The NPI for 603 Audiology, LLC is 1376456228, a Type 2 (organization) record in the CMS NPPES registry.

Who is the authorized official for 603 Audiology, LLC?

NPPES lists Nicole Nadeau (Owner & Audiologist) as the authorized official for this organization.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-09-23.