Individual provider · Type 1 NPI
Gunnlaugur Petur Nielsen, MD
Anatomic Pathology Physician · Boston, MA
Practice location
55 Fruit St Wrn 2, Pathology Associates
Boston, MA 02114-2696
Fax (617) 726-9312
Mailing address
PO Box 9142, Mass General Physician Organization
Charlestown, MA 02129-9142
Other practice locations
- 75 Francis St, Boston, MA 02115-6110 · (617) 732-5500
Specialties and licenses
| Taxonomy | Code | License |
|---|---|---|
| Anatomic Pathology Physician Primary | 207ZP0101X | 78780 (MA) |
Anatomic 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 1174592653
Gunnlaugur Petur Nielsen, MD's National Provider Identifier is 1174592653, issued on Mar 16, 2006. The primary taxonomy on file is Anatomic Pathology Physician (207ZP0101X), and the practice location is in Boston, MA. The record was last updated on Jul 13, 2026.