This Cardiac Rehabilitation Change Package was completed by the Centers for Disease Control and Prevention (CDC) in collaboration with the American Association of Cardiovascular and Pulmonary Rehabilitation (AACVPR) with the purpose of helping cardiac rehabilitation programs, hospital quality improvement teams, and public health professionals who partner with these groups to implement systems and strategies that improve care for patients who are eligible for cardiac rehabilitation. AACVPR is a multidisciplinary professional association comprised of health professionals who serve in the field of cardiac and pulmonary rehabilitation.