Individual provider · Type 1 NPI

Patrick Callaghan, DO

Internal Medicine Physician · Allentown, PA

NPI number 1225563489 Active

Practice location

1736 Hamilton St
Allentown, PA 18104-5656

Call (484) 526-6643 Map

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician Primary 207R00000XOS020685 (PA)

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 1225563489

Patrick Callaghan, DO's National Provider Identifier is 1225563489, issued on Apr 25, 2017. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Allentown, PA. The record was last updated on Aug 11, 2025.