Dr. Jonathan Byrnes is a pediatric cardiologist and pediatric intensivist who resides in Birmingham,AL and is affiliated with Children's of Alabama. He received his medical degreeand completed pediatric residency from University of Mississippi School of Medicine and completed pediatric critical care and pediatric cardiology fellowships from University of Arkansas Medical Sciences. He has been in practice 12 years. He is experienced in pediatric mechanical circulatory support, pediatric echocardiography, pediatric transplant cardiology, pediatric cardiology, and pediatric cardiac intensive care.