Santiago Alvarez Arango, MD, is a Clinical Pharmacology and Allergy and Clinical Immunology Specialist in Baltimore, Maryland. Dr. Alvarez specializes in diagnosing and treating allergic and immunologic disorders at the Johns Hopkins Asthma & Allergy Center located on the Bayview Campus. His clinical interests include drug adverse reactions, primarily drug hypersensitivity reactions. His research focuses on drug allergy documentation practices, the impact of drug allergy labels in medical care and healthcare systems, and the appropriate evaluation and verification of drug hypersensitivity reactions.

Dr. Alvarez earned his medical degree from the CES University in Medellin, Colombia, and he completed his Internal Medicine Residency at the Jacobi Medical Center & Albert Einstein College of Medicine in the Bronx, New York. He then completed a clinical and research fellowship in Allergy & Clinical Immunology at Johns Hopkins University. Dr. Alvarez additionally trained in the NIH-funded T32 Fellowship in Clinical Pharmacology at Johns Hopkins. Lastly, Dr. Alvarez is currently a PhD candidate in Clinical Investigation at the Johns Hopkins Bloomberg School of Public Health.