1. Home
  2. Directory
  3. California
  4. Sunnyvale
  5. Audiologist Hearing Aid Fitter
  6. NPI Profile

LANDMARK HEARING SERVICES
NPI 1780808477
Audiologist-Hearing Aid Fitter in Sunnyvale, CA

Active since April 12, 2007
877 W FREMONT AVE, SUITE I4, SUNNYVALE, CA 94087(408) 773-9933(408) 773-0325 Get Directions Write a Review

NPPES record last updated: March 3, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 3, 2021, Jan 23, 2017 (2 updates tracked since 2017).

About Landmark Hearing Services NPPES

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

LANDMARK HEARING SERVICES (NPI 1780808477) is a healthcare organization registered as an audiologist-hearing aid fitter in Sunnyvale, California and active in the NPI registry since April 2007. The organization lists Sandra Jean Wendschlag, President, as its authorized official.

NPPES Registry Identity

NPI1780808477
Entity TypeOrganization
Primary Taxonomy237600000X
Legal Business NameLANDMARK HEARING SERVICES INC
Location Address877 W FREMONT AVE, SUITE I4Sunnyvale, CA 94087-2315
Mailing Address877 W Fremont Ave, Suite I-4Sunnyvale, CA 94087-2315 · (408) 773-9933 · Fax (408) 773-0325
Phone(408) 773-9933
Fax(408) 773-0325
Organization SubpartNo
Authorized OfficialSandra Jean WendschlagPresident · (408) 773-9933
Enumeration DateApril 12, 2007
Last NPPES UpdateMarch 3, 20212 updates tracked since enumeration
NPPES CertifiedMarch 3, 2021
✔ NPI 1780808477 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAudiologist-Hearing Aid FitterSpeech, Language and Hearing Service Providers
Taxonomy Code237600000X
Definition
An audiologist/hearing aid fitter is the professional who specializes in evaluating and treating people with hearing loss, conducts a wide variety of tests to determine the exact nature of an individual's hearing problem, presents a variety of treatment options to patients, dispenses and fits hearing aids, administers tests of balance to evaluate dizziness and provides hearing rehabilitation training. This classification should be used where individuals are licensed as audiologist-hearing aid fitters as opposed to states that license individuals as audiologists.
Also ListedAudiologistTaxonomy 231H00000X · License AU1103 (CA)
877 W FREMONT AVE, Sunnyvale, CA 94087
Open in Google Maps ↗

Other Names 1

Doing Business AsLandmark Hearing Services

Other Identifiers 1

OtherAU1103CA · State License

Group Practice 2

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP
Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KENNETH GROLLE MD
Obstetrics & Gynecology
877 W FREMONT AVE, SUITE N
SUNNYVALE, CA 94087
Santa Clara County (408) 730-4240
PERRY LYNN WESTBROOK D.M.D., M.S.D.
Dentist (Periodontics)
877 W FREMONT AVE, SUITE J3
SUNNYVALE, CA 94087
Santa Clara County (408) 737-1551
DR. RANDALL WAYNE MURRAY
Dentist (General Practice)
877 W FREMONT AVE, SUITE #K-3
SUNNYVALE, CA 94087
Santa Clara County (408) 738-1710
SANDRA SHIN D.M.D.
Dentist (General Practice)
877 W FREMONT AVE, SUITE K-1
SUNNYVALE, CA 94087
Santa Clara County (408) 743-5055
SMILE CENTER SILICON VALLEY
Dentist (General Practice)
877 W FREMONT AVE, SUITE L3
SUNNYVALE, CA 94087
Santa Clara County (408) 245-7500
CHERYL VU MD
Obstetrics & Gynecology
877 W FREMONT AVE, BUILDING N
SUNNYVALE, CA 94087
Santa Clara County (408) 730-4240
DR. SARAH KRISTINA MURRAY D.D.S.
Dentist (General Practice)
877 W FREMONT AVE, SUITE K-3
SUNNYVALE, CA 94087
Santa Clara County (408) 738-1710
KAREN WHITE MD
Obstetrics & Gynecology
877 W FREMONT AVE, BLDG N
SUNNYVALE, CA 94087
Santa Clara County (408) 730-4240

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 Landmark Hearing Services Inc's NPI number?

The NPI number for Landmark Hearing Services Inc is 1780808477. It was assigned to this organization in the NPPES registry on April 12, 2007. The provider is doing business as Landmark Hearing Services.

Where is Landmark Hearing Services Inc located?

Landmark Hearing Services Inc is located at 877 W Fremont Ave Suite I4, Sunnyvale, CA 94087. The listed phone number is (408) 773-9933.

What is Landmark Hearing Services Inc's specialty?

The primary specialty registered for this NPI is Audiologist-Hearing Aid Fitter with taxonomy code 237600000X.

When was this NPI record last updated?

The NPPES record for Landmark Hearing Services Inc was last updated on March 3, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.