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DR. DEBORAH WILSON CLARK AU.D.
NPI 1801935424
Audiologist in Los Altos, CA

Active since February 06, 2007
496 1ST ST STE 120, LOS ALTOS, CA 94022(650) 941-0664(650) 941-2892 Get Directions Write a Review

NPPES record last updated: August 20, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Deborah Wilson Clark Au.d. NPPES

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

DR. DEBORAH WILSON CLARK AU.D. (NPI 1801935424) is an individual audiologist in Los Altos, California, licensed in California (1833) and active in the NPI registry since February 2007. She maintains a secondary practice location in Menlo Park and is a graduate of Pennsylvania College Of Optometry (2009).

NPPES Registry Identity

NPI1801935424
Entity TypeIndividualFemale
Primary Taxonomy231H00000X
Provider Legal NameDR. DEBORAH WILSON CLARKCredential: AU.D.
Location Address496 1ST ST STE 120Los Altos, CA 94022-3677
Mailing Address496 1st St Ste 120Los Altos, CA 94022-3677 · (650) 941-0664 · Fax (650) 941-2892
Phone(650) 941-0664
Fax(650) 941-2892
Sole ProprietorNo
Medical School CMSPennsylvania College Of OptometryGraduated 2009
Enumeration DateFebruary 6, 2007
Last NPPES UpdateAugust 20, 2025
NPPES CertifiedAugust 20, 2025
✔ NPI 1801935424 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAudiologistSpeech, Language and Hearing Service Providers
Taxonomy Code231H00000X
License✔ Licensed in CA · 1833
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 ListedAudiologist-Hearing Aid FitterTaxonomy 237600000X · License AU 1833 (CA)
496 1ST ST STE 120, Los Altos, CA 94022
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Other Names 1

Former Name (1)Dr. Deborah Suzanne Wilson Au.d.

Secondary Practice Location 1

Location 13555 Alameda De Las Pulgas, Ste 1Menlo Park, CA 94025-6509 · Phone (650) 854-1980 · Fax (650) 854-1987

Other Identifiers 1

MedicaidGR0023741CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Deborah Wilson Clark Au.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4385670231
PECOS Enrollment IDI20050712000559

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Comprehensive hearing and speech recognition test 92557
A comprehensive hearing and speech recognition test assesses your ability to hear and understand spoken words. It includes hearing tests to check for issues with sound perception and speech tests to evaluate your word recognition. It's a crucial step in identifying any hearing or speech problems.
16 services16 patients

Other Providers at the Same Location NPPES 3

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

ASHLEY MARIE CHWASTYK AU.D.
Audiologist
496 1ST ST STE 120
LOS ALTOS, CA 94022
Santa Clara County (650) 941-0664
ETHAN CHEN AU.D.
Audiologist
496 1ST ST STE 120
LOS ALTOS, CA 94022
Santa Clara County (650) 941-0664
PACIFIC HEARING CONNECTION
Audiologist
496 1ST ST STE 120
LOS ALTOS, CA 94022
Santa Clara County (650) 941-0664

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 Deborah Clark's NPI number?

The NPI number for Deborah Clark is 1801935424. It was assigned to this individual provider in the NPPES registry on February 6, 2007. The provider is also known as Dr. Deborah Suzanne Wilson Au.D..

Where is Deborah Clark located?

Deborah Clark practices at 496 1st St Ste 120, Los Altos, CA 94022. The listed phone number is (650) 941-0664.

What is Deborah Clark's specialty?

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

Is Deborah Clark enrolled in Medicare?

Yes. Deborah Clark is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Deborah Clark was last updated on August 20, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.