Dr. Daniela Neagu is a pediatric cardiologist practicing in Jacksonville, FL. Dr. Neagu specializes in caring for fetuses, infants, children and adolescents with cardiovascular or cardiac abnormalities. Practiced in both inpatient and outpatient settings, the scope of conditions cared for by pediatric cardiologists is large and includes congenital heart defects, heart muscle disorders, rhythm disturbances and hypertension.