David T. Balzer MD

David T. Balzer, MD, professor of pediatrics, is recognized for his skill and dedication as a pediatric interventional cardiologist. Regarded as a national leader in pediatric cardiac catheterization, Balzer has played a key role in the development of many innovative, life-saving procedures for infants, children, and adults with congenital heart disease. The director of the St. Louis Children’s Hospital Pediatric Cardiac Catheterization Laboratory since 1995, he is highly valued by referring physicians in the region and serves as a valued resource for colleagues at Washington University Medical Center. Through his dedication, he has contributed greatly to the growth and reputation of the pediatric cardiology program at St. Louis Children’s and to Washington University’s adult congenital heart program.

Balzer earned his bachelor’s degree from the University of Missouri in 1981 and received his medical degree from Saint Louis University in 1985. He completed residency training at SSM Cardinal Glennon Children’s Medical Center in St. Louis and then a pediatric cardiology fellowship at Washington University and St. Louis Children’s Hospital. He served as a major in the U.S. Air Force for three years and joined the Washington University faculty in 1994. He became a professor in 2010. Balzer has been listed in Best Doctors since 2006.