Located in Salem, Mass., NSMC North Shore Children s Hospital specializes in pediatric health care services. Operational for more than 100 years, the hospital offers cardiac care for infants, children and adolescents with congenital and acquired heart diseases. It offers echocardiography and fetal cardiology surgical services. NSMC North Shore Children s Hospital features preventive cardiology programs to evaluate children and families with lipid disorders. Its pediatric endocrinology team diagnoses and treats endocrine-related disorders. NSMC North Shore Children s Hospital provides various interventional services, such as dilatations and polypectomy, as well as rectal and esophageal manometry. In addition, the hospital offers diagnosis services for urinary tract infections, voiding problems, kidney stones and hypertension. It is a part of the North Shore Medical Center, which is one of the largest health care providers in the United States.