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

Dr. Robert Spencer Christensen, OD

Individual provider Optometrist · NPI 1639246689

Dr. Robert Spencer Christensen, OD is an Optometrist in Mill Valley, 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.

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Practice location Address checks out

741 E Blithedale Ave
Mill Valley, CA 94941-1526
Phone: (415) 381-3355
Fax: (415) 381-9579
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 6009T (CA)

Record details

NPI number1639246689
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedNovember 28, 2006
Last updated in NPPESMarch 7, 2023

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