Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Ethan Chen, AUD

Individual provider Audiologist · NPI 1134096514

Ethan Chen, AUD is an Audiologist in Los Altos, California. Licensed in California. Registered with an NPI since 2025.

Licensed in
CA
In the registry since
2025
What do these letters mean?
AUD — Doctor of Audiology
A hearing specialist who tests hearing and fits hearing aids.

See every abbreviation used in this directory →

Practice location Address checks out

496 1st St Ste 120
Los Altos, CA 94022-3677
Phone: (650) 941-0664
Fax: (650) 941-2892
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Audiologist (primary) Taxonomy 231H00000X · Licence AU4121 (CA)

Record details

NPI number1134096514
Entity typeIndividual (Type 1)
GenderMale
Credentials AUD
Sole proprietorNo
NPI enumeratedOctober 21, 2025
Last updated in NPPESOctober 21, 2025
Certification dateOctober 21, 2025
Mailing address496 1st St Ste 120, Los Altos, CA 94022-3677

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