Dr. Francisco J. Diaz Viera, MD

Dr. Francisco Diaz Viera is a cardiovascular disease specialist who brings 7 years of medical experience to his practice in Austin. He earned his medical degree magna cum laude from San Juan Bautista School of Medicine in Caguas, Puerto Rico, demonstrating academic excellence from the beginning of his medical career. Dr. Diaz Viera completed his residency at The University of Texas at Austin Dell Medical School in 2022, followed by a cardiology fellowship at the same prestigious institution in 2025. He is fluent in both Spanish and English, allowing him to serve diverse patient populations effectively.

Dr. Diaz Viera practices at ARC Northwest Hills Specialty in Austin and maintains hospital affiliations with Ascension Seton Medical Center Austin and Dell Seton Medical Center at The University of Texas. His cardiovascular expertise includes treating conditions such as chronic lung disease and pulmonary edema, including the acute form known as flash pulmonary edema. He performs …essential cardiac diagnostic procedures including rhythm monitoring to track heart function, echocardiograms to visualize heart structure, and nuclear stress testing to evaluate blood flow to the heart muscle during physical activity.