Guillermo Nava, MD, is a Cardiologist with Saint Thomas Heart, part of Ascension. Dr. Nava is board-certified in cardiology, echocardiography, nuclear cardiology, and internal medicine. He provides care for congestive heart failure, valvular heart disease, atrial fibrillation, hypertensive heart disease, coronary artery disease, cardiomyopathy, and preventive cardiology to patients 18 and older. He is also fluent in Spanish.

Dr. Nava has a special interest in noninvasive studies for the diagnosis and management of cardiovascular disease and imaging cardiology. He works to empower his patients and their families to take control of their cardiovascular problems.

Outside of the office, Dr. Nava enjoys spending time with his family, practicing and coaching soccer and basketball, and reading world and art history.


Cardiology - Mount Sinai Medical Center, Miami, Florida

Medical School

Doctor of Medicine
Universidad La Salle - Mexico City, Mexico

Bachelor of Science in Biology and Chemistry
Williams School – Mexico City, Mexico


Internal Medicine - Mount Sinai Medical Center, Miami, Florida