Individual provider · Type 1 NPI

Patrick Hennessey Erstad, MD

Internal Medicine Physician · Seattle, WA

NPI number 1255034732 Active

Practice location

1100 9th Ave
Seattle, WA 98101-2756

Call (206) 583-2299 Map

Fax (206) 341-0065

Mailing address

PO Box 741515
Los Angeles, CA 90074-1515

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician Primary 207R00000XMD.MD.70070534 (WA)

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 1255034732

Patrick Hennessey Erstad, MD's National Provider Identifier is 1255034732, issued on Mar 23, 2023. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Seattle, WA. The record was last updated on Sep 28, 2026.