Individual provider · Type 1 NPI

Kathleen M. McFadden, MD

Internal Medicine Physician · Boston, MA

NPI number 1265960033 Active

Practice location

Massachusetts General Hospital, 55 Fruit St.
Boston, MA 02114

Mailing address

55 Fruit St
Boston, MA 02114-2621

Other practice locations

  • 75 Francis St, Boston, MA 02115-6106 · (617) 732-5500

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician Primary 207R00000X271061 (MA)
Nephrology Physician 207RN0300X284126 (MA)

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 1265960033

Kathleen M. McFadden, MD's National Provider Identifier is 1265960033, issued on May 24, 2017. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Boston, MA. The record was last updated on May 18, 2026.