Dr. Collard specializes in pediatric interventional radiology at Johns Hopkins All Children’s Hospital. He joined the medical staff in 2021. Dr. Collard earned his medical degree from the University of Missouri Kansas City School of Medicine in Kansas City, Missouri. He completed an internship in internal medicine at the University of Missouri Kansas City School of Medicine and a residency in diagnostic radiology at the University of Texas Southwestern Medical Center in Dallas. He then completed a fellowship in vascular and interventional radiology at Massachusetts General Hospital/Harvard Medical School in Boston, followed by a fellowship in pediatric radiology with an emphasis in interventional radiology at Boston Children’s Hospital/Harvard Medical School.