Individual provider · Type 1 NPI

John Chiosi, MD

Infectious Disease Physician · Boston, MA

NPI number 1306231097 Active

Practice location

55 Fruit St., Cox 5
Boston, MA 02114

Fax (617) 726-7653

Other practice locations

  • 75 Francis St, Boston, MA 02115-6110 · (617) 732-5500

Specialties and licenses

TaxonomyCodeLicense
Infectious Disease Physician Primary 207RI0200X279009 (MA)

Infectious Disease Physician: An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

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About NPI 1306231097

John Chiosi, MD's National Provider Identifier is 1306231097, issued on Mar 31, 2015. The primary taxonomy on file is Infectious Disease Physician (207RI0200X), and the practice location is in Boston, MA. The record was last updated on Oct 11, 2026.