Individual provider · Type 1 NPI

Christopher Michael Brennan, MD

Internal Medicine Physician · West Islip, NY

NPI number 1174771323 Active

Practice location

1000 Montauk Highway, Hospitalist Department 3rd Floor
West Islip, NY 11795

Call (631) 376-3610 Map

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician 207R00000XMD13459 (RI)
Internal Medicine Physician 207R00000X246004 (MA)
Internal Medicine Physician Primary 207R00000X277549 (NY)

Internal Medicine Physician: A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medi…

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About NPI 1174771323

Christopher Michael Brennan, MD's National Provider Identifier is 1174771323, issued on Aug 29, 2008. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in West Islip, NY. The record was last updated on May 19, 2025.