Individual provider · Type 1 NPI

Thomas Ma, MD

Clinical Pathology/Laboratory Medicine Physician · Seattle, WA

NPI number 1689171563 Active

Practice location

325 9th Ave
Seattle, WA 98104-2420

Call (206) 520-5000 Map

Mailing address

PO Box 50095
Seattle, WA 98145-5095

Specialties and licenses

TaxonomyCodeLicense
Clinical Pathology/Laboratory Medicine Physician Primary 207ZP0105XMD61651198 (WA)

Clinical Pathology/Laboratory Medicine 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 1689171563

Thomas Ma, MD's National Provider Identifier is 1689171563, issued on Apr 9, 2018. The primary taxonomy on file is Clinical Pathology/Laboratory Medicine Physician (207ZP0105X), and the practice location is in Seattle, WA. The record was last updated on Sep 29, 2025.