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

Dr. Arthur SIU, OD

Individual provider Optometrist · NPI 1942228929

Dr. Arthur SIU, OD is an Optometrist in Oakland, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2006
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

290 Grand Ave
Oakland, CA 94610-4791
Phone: (510) 451-9157
Fax: (510) 451-9160
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 5780 (CA)

Record details

NPI number1942228929
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedJuly 17, 2006
Last updated in NPPESFebruary 29, 2012

Other providers in Oakland