Individual provider · Type 1 NPI

Arnaldo Jose Santiago, MD

Internal Medicine Physician · Salinas, PR

NPI number 1891657045 Active

Practice location

PO Box 2344
Salinas, PR 00751-8344

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician Primary 207R00000X38157R (PR)

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…

Other internal medicine physician providers in Salinas

See all in Salinas →

About NPI 1891657045

Arnaldo Jose Santiago, MD's National Provider Identifier is 1891657045, issued on Nov 25, 2025. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Salinas, PR. The record was last updated on Oct 13, 2026.