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

Mr. Oliver S Osborn, MD

Individual provider Family Medicine Physician · NPI 1700874377

Mr. Oliver S Osborn, MD is a Family Medicine Physician in Greenbrae, California. Licensed in California. Registered with an NPI since 2005.

Licensed in
CA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

100 Drakes Landing Rd # A Ste 225
Greenbrae, CA 94904-2404
Phone: (415) 924-1214
Fax: (415) 924-1375
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence G78700 (CA)

Record details

NPI number1700874377
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 7, 2005
Last updated in NPPESAugust 17, 2010

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