Margaret Greco, MD

Margaret Greco, MD, is a UW Health Kids pediatric cardiovascular medicine specialist who provides comprehensive care for infants, children and adolescents with congenital and acquired heart conditions. As part of a multidisciplinary care team, Dr. Greco is committed to delivering compassionate, family‑centered care while using the latest diagnostic and treatment approaches in pediatric cardiology.

Dr. Greco has expertise in the evaluation and management of a broad range of cardiovascular disorders, including congenital heart disease, heart rhythm abnormalities, cardiomyopathies and hypertension in children. She provides advanced cardiac imaging, echocardiography, preventive cardiology and long‑term care for patients transitioning from pediatric to adult congenital heart services. Dr. Greco emphasizes early diagnosis, individualized treatment plans and close collaboration with patients and their families.

In addition to clinical care, Dr. Greco is an associate professor at the University of Wisconsin School of Medicine and Public Health in the Department of Pediatrics. She is actively involved in education, research and quality improvement initiatives aimed at advancing pediatric cardiovascular medicine.