Individual provider · Type 1 NPI

Frances Josephine Hayes, MD

Internal Medicine Physician · Boston, MA

NPI number 1528058856 Active

Practice location

55 Fruit St, Bhx 511
Boston, MA 02114-2621

Call (617) 726-8433 Map

Fax (617) 726-5357

Mailing address

PO Box 9142
Charlestown, MA 02129-9142

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician Primary 207R00000X204397 (MA)
Reproductive Endocrinology Physician 207VE0102X204397 (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 1528058856

Frances Josephine Hayes, MD's National Provider Identifier is 1528058856, issued on Oct 27, 2005. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Boston, MA. The record was last updated on Jul 13, 2026.