Doctor profile · Federal record

Dr. Ian Gerszewski, AU.D.

Audiologist (CMS: Qualified Audiologist) · Audiologist-Hearing Aid Fitter · Torrance, CA

  • NPI 1295183978
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3734 Sepulveda Blvd
Torrance, CA 905052513
(310) 375-6161

Credentials & registration

NPPES · NUCC
NPI registered
June 2016 — 10 yrs on file
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
231H00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295183978. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
94
Distinct HCPCS
4
Medicare allowed
$3,052
HCPCS Description Services Patients Avg allowed
92557 Comprehensive hearing and speech recognition test 39 39 $40
92550 Test for eardrum and muscle function 19 19 $24
92588 Placement of ear probe for computerized measurement of repeated sounds with interpretation and report 19 19 $37
92567 Test to assess middle ear function 17 17 $18

In context: peer comparison

Among 2 peers in Torrance Audiologist, average services per provider: 46. This provider delivers 2.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Ian Gerszewski's medical specialty?
Dr. Ian Gerszewski practices Audiologist in Torrance, CA.
Where does Dr. Ian Gerszewski practice?
Dr. Ian Gerszewski practices at 3734 Sepulveda Blvd, Torrance, CA 905052513. Office phone: 3103756161.
What is Dr. Ian Gerszewski's NPI?
Dr. Ian Gerszewski's National Provider Identifier (NPI) is 1295183978, issued by NPPES.
Does Dr. Ian Gerszewski accept Medicare assignment?
Yes. Dr. Ian Gerszewski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ian Gerszewski commonly perform?
Top Medicare-reported procedures in 2023: Comprehensive hearing and speech recognition test (HCPCS 92557); Test for eardrum and muscle function (HCPCS 92550); Placement of ear probe for computerized measurement of repeated sounds with interpretation and report (HCPCS 92588). Source: CMS Medicare Physician & Other Practitioners file.