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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

WINNIFRED CHAU
NPI 1467365130
Speech-Language Pathologist in Sunnyvale, CA

Active since September 24, 2026
589 W FREMONT AVE, SUNNYVALE, CA 94087(408) 522-2200 Get Directions Write a Review

NPPES record added: September 24, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

About Winnifred Chau NPPES

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

WINNIFRED CHAU (NPI 1467365130) is an individual speech-language pathologist provider in Sunnyvale, California, licensed in California (23139) and active in the NPI registry since September 2026.

NPPES Registry Identity

NPI1467365130
Entity TypeIndividual
Primary Taxonomy235Z00000X
Provider Legal NameWINNIFRED CHAU
Location Address589 W FREMONT AVESunnyvale, CA 94087-2556
Mailing Address589 W Fremont AveSunnyvale, CA 94087-2556
Phone(408) 522-2200
Sole ProprietorNo
Enumeration DateSeptember 24, 2026
NPPES CertifiedSeptember 24, 2026
✔ NPI 1467365130 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
License✔ Licensed in CA · 23139
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
589 W FREMONT AVE, Sunnyvale, CA 94087
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Other Providers at the Same Location NPPES 9

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

FREMONT UNION HIGH SCHOOL DISTRICT
Local Education Agency (LEA)
589 W FREMONT AVE
SUNNYVALE, CA 94087
Santa Clara County (408) 522-2200
MS. NICOLE TSENG
Speech-Language Pathologist
589 W FREMONT AVE
SUNNYVALE, CA 94087
Santa Clara County (408) 522-2200
KAREN MOOS
Social Worker (School)
589 W FREMONT AVE
SUNNYVALE, CA 94087
Santa Clara County (408) 522-2288
HAYLEY N. GINIGER LMFT
Counselor (Mental Health)
589 W FREMONT AVE
SUNNYVALE, CA 94087
Santa Clara County (408) 522-2288
RYAN REID
Occupational Therapist
589 W FREMONT AVE
SUNNYVALE, CA 94087
Santa Clara County (408) 522-2200
ALEC GRUBB
Occupational Therapist (Pediatrics)
589 W FREMONT AVE
SUNNYVALE, CA 94087
Santa Clara County (408) 522-2200
DR. JENNIFER JEANNE VENDITTI-RAMPRASHAD CCC-SLP
Speech-Language Pathologist
589 W FREMONT AVE
SUNNYVALE, CA 94087
Santa Clara County (408) 522-2290
ODD FELLOW-REBEKAH CHILDREN'S HOME OF CALIFORNIA
Clinic/Center (Mental Health (Including Community Mental Health Center))
589 W FREMONT AVE
SUNNYVALE, CA 94087
Santa Clara County (408) 846-2100

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 Winnifred Chau's NPI number?

The NPI number for Winnifred Chau is 1467365130. It was assigned to this individual provider in the NPPES registry on September 24, 2026.

Where is Winnifred Chau located?

Winnifred Chau practices at 589 W Fremont Ave, Sunnyvale, CA 94087. The listed phone number is (408) 522-2200.

What is Winnifred Chau's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

When was this NPI record last updated?

The NPPES record for Winnifred Chau was last updated on September 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 days 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.