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

Dr. Robert Cullen Johnston, OD

Individual provider Optometrist · NPI 1568501625

Dr. Robert Cullen Johnston, OD is an Optometrist in Oceanside, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
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

705 College Blvd
Oceanside, CA 92057-6259
Phone: (760) 631-2877
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 10220T (CA)

Record details

NPI number1568501625
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedFebruary 5, 2007
Last updated in NPPESJuly 8, 2007
Mailing address4598 Avenida Manessa, Oceanside, CA 92057-7745

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