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

Dr. Harvey William Olsen, MD

Individual provider Specialist · NPI 1780679647

Dr. Harvey William Olsen, MD is a Specialist in Orinda, California. Practices as a sole proprietor. Licensed in California and Washington.

Licensed in
CA, WA
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

50 Robert Rd
Orinda, CA 94563-3216
Phone: (925) 254-6025
Fax: (925) 386-0184
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence MD60832657 (WA)
Specialist Taxonomy 174400000X · Licence A22004 (CA)

Record details

NPI number1780679647
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 16, 2005
Last updated in NPPESNovember 12, 2018

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