Individual provider · Type 1 NPI

Abner Louissaint Jr., MD, PhD

Anatomic Pathology & Clinical Pathology Physician · Boston, MA

NPI number 1124154950 Active

Practice location

Massachusetts General Hospital, 55 Fruit Street
Boston, MA 02114

Other practice locations

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

Specialties and licenses

TaxonomyCodeLicense
Anatomic Pathology & Clinical Pathology Physician Primary 207ZP0102XL-225010 (MA)

Anatomic Pathology & Clinical Pathology Physician: A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, ex…

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About NPI 1124154950

Abner Louissaint Jr., MD, PhD's National Provider Identifier is 1124154950, issued on Feb 26, 2007. The primary taxonomy on file is Anatomic Pathology & Clinical Pathology Physician (207ZP0102X), and the practice location is in Boston, MA. The record was last updated on May 15, 2026.