Individual provider · Type 1 NPI

Casey Callahan, MD

Family Medicine Physician · Somerville, MA

NPI number 1225657919 Active

Practice location

300 Broadway
Somerville, MA 02145-2935

Call (617) 284-7000 Map

Other practice locations

  • 88 Montvale Ave, Stoneham, MA 02180-3643 · (781) 662-6400

Specialties and licenses

TaxonomyCodeLicense
Family Medicine Physician Primary 207Q00000X1015482 (MA)

Family Medicine Physician: Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

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About NPI 1225657919

Casey Callahan, MD's National Provider Identifier is 1225657919, issued on Apr 13, 2020. The primary taxonomy on file is Family Medicine Physician (207Q00000X), and the practice location is in Somerville, MA. The record was last updated on Aug 18, 2026.