Individual provider · Type 1 NPI

Brian Timothy Larsen, MD

Internal Medicine Physician · Hermiston, OR

NPI number 1366768533 Active

Practice location

620 NW 11th St Ste M103
Hermiston, OR 97838-6941

Fax (541) 303-8767

Specialties and licenses

Taxonomy	Code	License
Internal Medicine Physician Primary	207R00000X	MD165374 (OR)

Internal Medicine Physician: A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medi…

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About NPI 1366768533

Brian Timothy Larsen, MD's National Provider Identifier is 1366768533, issued on Apr 13, 2010. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Hermiston, OR. The record was last updated on Jun 10, 2026.