Individual provider · Type 1 NPI

Nan Lan, MD

Gastroenterology Physician · Boston, MA

NPI number 1730642844 Active

Practice location

75 Francis St
Boston, MA 02115-6106

Call (617) 732-6389 Map

Other practice locations

  • 55 Fruit St, Boston, MA 02114-2621 · (617) 732-6389

Specialties and licenses

TaxonomyCodeLicense
Gastroenterology Physician Primary 207RG0100X1027413 (MA)

Gastroenterology Physician: An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

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About NPI 1730642844

Nan Lan, MD's National Provider Identifier is 1730642844, issued on Apr 8, 2019. The primary taxonomy on file is Gastroenterology Physician (207RG0100X), and the practice location is in Boston, MA. The record was last updated on Aug 11, 2026.