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

Dr. Sophia Hsiao, OD

Individual provider Optometrist · NPI 1093097149

Dr. Sophia Hsiao, OD is an Optometrist in Castro Valley, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2011
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

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Practice location Address checks out

6615 Bowie Way
Castro Valley, CA 94552-5038
Phone: (510) 695-1642
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 14295 (CA)

Record details

NPI number1093097149
Entity typeIndividual (Type 1)
GenderFemale
Credentials OD
Sole proprietorYes
NPI enumeratedSeptember 14, 2011
Last updated in NPPESSeptember 14, 2011

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