Individual provider · Type 1 NPI

Thomas P. McMahon, MD

Gastroenterology Physician · Wareham, MA

NPI number 1619048030 Active

Practice location

100 Rosebrook Way
Wareham, MA 02571-1138

Call (508) 973-4974 Map

Fax (508) 273-4954

Mailing address

200 Mill Rd
Fairhaven, MA 02719-5252

Specialties and licenses

TaxonomyCodeLicense
Gastroenterology Physician 207RG0100X6825 (RI)
Gastroenterology Physician Primary 207RG0100X50774 (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 1619048030

Thomas P. McMahon, MD's National Provider Identifier is 1619048030, issued on Nov 10, 2006. The primary taxonomy on file is Gastroenterology Physician (207RG0100X), and the practice location is in Wareham, MA. The record was last updated on Feb 2, 2026.