Individual provider · Type 1 NPI

Irene Tien, MD

Emergency Medicine Physician · Boston, MA

NPI number 1649220955 Active

Practice location

91 E Concord St, Rm 6215
Boston, MA 02118-2644

Call (617) 414-4397 Map

Fax (617) 414-4393

Mailing address

2 Clarendon St, Apt 702
Boston, MA 02116-6137

Specialties and licenses

Taxonomy	Code	License
Emergency Medicine Physician Primary	207P00000X	159223 (MA)
Pediatric Emergency Medicine (Emergency Medicine) Physician	207PP0204X	159223 (MA)

Emergency Medicine Physician: An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in respo…

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About NPI 1649220955

Irene Tien, MD's National Provider Identifier is 1649220955, issued on May 10, 2006. The primary taxonomy on file is Emergency Medicine Physician (207P00000X), and the practice location is in Boston, MA. The record was last updated on Jul 13, 2026.