Individual provider · Type 1 NPI

Kurt R. Duffens, MD

Internal Medicine Physician · Everett, WA

NPI number 1013003045 Active

Practice location

3927 Rucker Ave
Everett, WA 98201-4833

Call (425) 339-5422 Map

Fax (425) 339-5444

Mailing address

7600 Evergreen Way
Everett, WA 98203-6421

Other practice locations

  • 2830 Crescent Ave, Eugene, OR 97408-7397 · (541) 686-9000
  • 9709 3rd Ave NE, Seattle, WA 98115-2062 · (206) 860-2222
  • 9205 SW Barnes Rd, Portland, OR 97225-6603 · (503) 297-6334

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician Primary 207R00000XMD00046663 (WA)
Emergency Medicine Physician 207P00000XMD12783 (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 1013003045

Kurt R. Duffens, MD's National Provider Identifier is 1013003045, issued on Oct 5, 2006. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Everett, WA. The record was last updated on Jul 23, 2026.