DR. HARVEY WILLIAM OLSEN M.D.
NPI 1780679647
Internal Medicine - Gastroenterology in Orinda, CA

Q: What is Harvey Olsen's NPI number?

The NPI number for Harvey Olsen is 1780679647. It was assigned to this individual provider in the NPPES registry on September 16, 2005.

Q: What is Harvey Olsen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Harvey Olsen was last updated on November 12, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since September 16, 2005

50 ROBERT RD, ORINDA, CA 94563(925) 254-6025(925) 386-0184 Get Directions Write a Review

NPPES record last updated: November 12, 2018. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Dr. Harvey William Olsen M.d. NPPES

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

DR. HARVEY WILLIAM OLSEN M.D. (NPI 1780679647) is an individual gastroenterology provider in Orinda, California, licensed in Washington (MD60832657) and active in the NPI registry since September 2005.

NPPES Registry Identity

NPI1780679647

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. HARVEY WILLIAM OLSENCredential: M.D.

Location Address50 ROBERT RDOrinda, CA 94563-3216

Mailing Address50 Robert RdOrinda, CA 94563-3216 · (925) 254-6025 · Fax (925) 386-0184

Phone(925) 254-6025

Fax(925) 386-0184

Sole ProprietorYes

Enumeration DateSeptember 16, 2005

Last NPPES UpdateNovember 12, 2018

✔ NPI 1780679647 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in WA · MD60832657

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Also ListedSpecialistTaxonomy 174400000X · License A22004 (CA)

50 ROBERT RD, Orinda, CA 94563

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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 Harvey Olsen's NPI number?

The NPI number for Harvey Olsen is 1780679647. It was assigned to this individual provider in the NPPES registry on September 16, 2005.

Where is Harvey Olsen located?

Harvey Olsen practices at 50 Robert Rd, Orinda, CA 94563. The listed phone number is (925) 254-6025.

What is Harvey Olsen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

When was this NPI record last updated?

The NPPES record for Harvey Olsen was last updated on November 12, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.