Under the Allopathic & Osteopathic Physicians; Internal Medicine was added:

Adult Congenital Heart Disease
A physician who specializes in the care and treatment of adults with congenital heart disease. Adult congenital heart disease (ACHD) physicians are trained to understand the complexities of congenital heart disease, anatomy, physiology, surgical repairs, and long-term complications and use that to manage ACHD with acquired heart disease, including heart failure, arrhythmias, and pulmonary hypertension.

Source: American College of Cardiology, www.acc.org