Individual provider · Type 1 NPI

William G. Armstrong, MD

Internal Medicine Physician · St. Paul, MN

NPI number 1073570099 Active

Practice location

17 Exchange St W, Suite 835
St. Paul, MN 55102-1045

Call (651) 232-4200 Map

Fax (651) 232-4119

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician Primary 207R00000X25598 (MN)

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 1073570099

William G. Armstrong, MD's National Provider Identifier is 1073570099, issued on Apr 26, 2006. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in St. Paul, MN. The record was last updated on Jul 13, 2026.