Dr. Villegas has been practicing cardiology in Scottsdale since 1999. He is board certified in internal medicine, cardiology and nuclear cardiology. He is currently practicing at Cardiovascular Institute of Scottsdale where he practices invasive and non-invasive cardiology.
Dr. Villegas is a graduate of the University of Texas Health Science Center in Dallas. He completed his internal medicine and cardiology training at the University of Tennessee in Memphis. He then spent an additional year of training at the University of Massachusetts with a focus on nuclear cardiology.
After completing his postgraduate training, Dr. Villegas taught at both the University of Tennessee and the University of Massachusetts. While at the University of Massachusetts, he had a joint appointment with the cardiology division and the nuclear medicine division. He served as the director of Clinical Research for the nuclear cardiology department, performed clinical and basic research, was awarded the National Institute of Health grant for the improvement of nuclear imaging and was an Assistant Professor teaching cardiology to the staff. Dr. Villegas has authored several papers and abstracts in the fields of both cardiology and nuclear cardiology.
After leaving academics, he served as the Chief of Cardiology and Director of the cardiac catheterization laboratory at the Arizona Heart Institute. Dr. Villegas is a Cardiology consultant for the Chicago Cubs Baseball Team.