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SOUTH BAY HEARING & BALANCE CENTER INC.
NPI 1891972113
Audiologist in Torrance, CA

Active since January 29, 2008
3734 SEPULVEDA BLVD, TORRANCE, CA 90505(310) 375-6161(310) 375-6101 Get Directions Write a Review

NPPES record last updated: April 2, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About South Bay Hearing & Balance Center Inc. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SOUTH BAY HEARING & BALANCE CENTER INC. (NPI 1891972113) is a healthcare organization registered as an audiologist in Torrance, California and active in the NPI registry since January 2008. The organization lists Ian Gerszewski, Owner, as its authorized official.

NPPES Registry Identity

NPI1891972113
Entity TypeOrganization
Primary Taxonomy231H00000X
Legal Business NameSOUTH BAY HEARING & BALANCE CENTER INC.
Location Address3734 SEPULVEDA BLVDTorrance, CA 90505-2513
Mailing Address3734 Sepulveda BlvdTorrance, CA 90505-2513 · (310) 375-6161 · Fax (310) 375-6101
Phone(310) 375-6161
Fax(310) 375-6101
Organization SubpartNo
Authorized OfficialIan GerszewskiOwner · (310) 325-5004
Enumeration DateJanuary 29, 2008
Last NPPES UpdateApril 2, 2025
NPPES CertifiedApril 2, 2025
✔ NPI 1891972113 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyAudiologistSpeech, Language and Hearing Service Providers
Taxonomy Code231H00000X
License✔ Licensed in CA · AU645
Definition
(1) A specialist in evaluation, habilitation and rehabilitation of those whose communication disorders center in whole or in part in hearing function. Audiologists are autonomous professionals who identify, assess, and manage disorders of the auditory, balance and other neural systems. Audiologists provide audiological (aural) rehabilitation to children and adults across the entire age span. Audiologists select, fit and dispense amplification systems such as hearing aids and related devices. (2) An audiologist is a person qualified by a master's degree in audiology, licensed by the state, where applicable, and practicing within the scope of that license. Audiologists evaluate and treat patients with impaired hearing. They plan, direct and conduct rehabilitative programs with audiotry substitutional devises (hearing aids) and other therapy.
Also ListedSpecialist/TechnologistTaxonomy 235500000X · License AU645 (CA)
Also ListedAudiologist-Hearing Aid FitterTaxonomy 237600000X · License AU645 (CA)
3734 SEPULVEDA BLVD, Torrance, CA 90505
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

South Bay Hearing & Balance Center Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

6

Medicare enrollment records show 6 clinicians reassign Medicare billing to South Bay Hearing & Balance Center Inc., which bills Medicare for the services they deliver. Of these, 4 practice at this address. They are listed nearest first.

Clinicians, nearest first (6)

Ian Gerszewski, AU.D.
Qualified Audiologist
NPI 1295183978
3734 SEPULVEDA BLVD
Torrance, CA 90505
(310) 375-6161
✔ Accepts MedicareSame address
Celine Minasian, AUD
Qualified Audiologist
NPI 1013705110
3734 SEPULVEDA BLVD
Torrance, CA 90505
(310) 375-6161
✔ Accepts MedicareSame address
Matthew Young
Qualified Audiologist
NPI 1295269918
3734 SEPULVEDA BLVD
Torrance, CA 90505
(310) 375-6161
✔ Accepts MedicareSame address
Christopher Johnson, AUD
Qualified Audiologist
NPI 1285113175
3734 SEPULVEDA BLVD
Torrance, CA 90505
(310) 375-6161
✔ Accepts MedicareSame address
Mark Datuin, AU.D.
Qualified Audiologist
NPI 1669081469
26302 LA PAZ RD STE 107
Mission Viejo, CA 92691
(949) 855-7898
✔ Accepts Medicare42 mi
Meredith Resnick, MA CCC-A
Qualified Audiologist
NPI 1902053580
6110 W ATLANTIC AVE SUITE A
Delray Beach, FL 33484
(561) 638-6530
✔ Accepts Medicare2,329 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is South Bay Hearing & Balance Center Inc.'s NPI number?

The NPI number for South Bay Hearing & Balance Center Inc. is 1891972113. It was assigned to this organization in the NPPES registry on January 29, 2008.

Where is South Bay Hearing & Balance Center Inc. located?

South Bay Hearing & Balance Center Inc. is located at 3734 Sepulveda Blvd, Torrance, CA 90505. The listed phone number is (310) 375-6161.

What is South Bay Hearing & Balance Center Inc.'s specialty?

The primary specialty registered for this NPI is Audiologist with taxonomy code 231H00000X.

Is South Bay Hearing & Balance Center Inc. enrolled in Medicare?

Yes. South Bay Hearing & Balance Center Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through South Bay Hearing & Balance Center Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians, all in Qualified Audiologist, reassign their Medicare billing to South Bay Hearing & Balance Center Inc.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 4 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for South Bay Hearing & Balance Center Inc. was last updated on April 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.