Individual provider · Type 1 NPI

Robert Paul Hasserjian, MD

Hematology (Pathology) Physician · Boston, MA

NPI number 1285625574 Active

Practice location

55 Fruit St, Wrn 225
Boston, MA 02114-2696

Call (617) 724-1445 Map

Fax (617) 726-7474

Mailing address

PO Box 9142
Charlestown, MA 02129-9142

Specialties and licenses

TaxonomyCodeLicense
Hematology (Pathology) Physician Primary 207ZH0000X80560 (MA)
Anatomic Pathology Physician 207ZP0101X80560 (MA)

Hematology (Pathology) Physician: A hematopathologist is expert in diseases that affect blood cells, blood clotting mechanisms, bone marrow and lymph nodes. This physician has the knowledge and technical skills essential for the laboratory diagnosis of anemias, leukemias, lymphomas, bleeding disorders and blood clotting disorders.

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About NPI 1285625574

Robert Paul Hasserjian, MD's National Provider Identifier is 1285625574, issued on Nov 4, 2005. The primary taxonomy on file is Hematology (Pathology) Physician (207ZH0000X), and the practice location is in Boston, MA. The record was last updated on Jul 13, 2026.