DR. ROBERT SPENCER CHRISTENSEN O.D.
NPI 1639246689
Optometrist in Mill Valley, CA

Active since November 28, 2006
741 E BLITHEDALE AVE, MILL VALLEY, CA 94941(415) 381-3355(415) 381-9579 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Robert Spencer Christensen O.d. NPPES

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

DR. ROBERT SPENCER CHRISTENSEN O.D. (NPI 1639246689) is an individual optometrist in Mill Valley, California, licensed in California (6009T) and active in the NPI registry since November 2006.

NPPES Registry Identity

NPI1639246689
Entity TypeIndividualMale
Primary Taxonomy152W00000X
Provider Legal NameDR. ROBERT SPENCER CHRISTENSENCredential: O.D.
Location Address741 E BLITHEDALE AVEMill Valley, CA 94941-1526
Mailing Address741 E Blithedale AveMill Valley, CA 94941-1526 · (415) 381-3355 · Fax (415) 381-9579
Fax(415) 381-9579
Sole ProprietorYes
Enumeration DateNovember 28, 2006
Last NPPES UpdateMarch 7, 2023
NPI 1639246689 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License Licensed in CA · 6009T
Definition

Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

741 E BLITHEDALE AVE, Mill Valley, CA 94941

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 Robert Christensen's NPI number?

The NPI number for Robert Christensen is 1639246689. It was assigned to this individual provider in the NPPES registry on November 28, 2006.

Where is Robert Christensen located?

Robert Christensen practices at 741 E Blithedale Ave, Mill Valley, CA 94941. The listed phone number is (415) 381-3355.

What is Robert Christensen's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

When was this NPI record last updated?

The NPPES record for Robert Christensen was last updated on March 7, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.