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South Bay Hearing & Balance Center

Audiologist-Hearing Aid Fitter in Mission Viejo, CA · enumerated 2013 · authorized official Ian Gerszewski, Owner.

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

National Provider Identifier

1780022624

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Registry record

Entity type Organization (Type 2)
Legal business name South Bay Hearing & Balance Center
Other name <Unavail>
Parent organization South Bay Hearing & Balance Center
Practice address 26302 La Paz Rd Ste 107, Mission Viejo, CA, 92691
Phone (949) 855-7898
Fax (949) 855-1074
Enumeration date Jun 13, 2013
Last updated in NPPES Apr 2, 2025

Taxonomy & classification

237600000X Audiologist-Hearing Aid Fitter Speech, Language and Hearing Service Providers · License AU645 (CA) Primary

Authorized official

Name Ian Gerszewski
Title Owner
Phone (310) 375-6161

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

What is the NPI number for South Bay Hearing & Balance Center?
The NPI for South Bay Hearing & Balance Center is 1780022624, a Type 2 (organization) record in the CMS NPPES registry.
Who is the authorized official for South Bay Hearing & Balance Center?
NPPES lists Ian Gerszewski (Owner) as the authorized official for this organization.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-04-02.