 Did you know that one in four deaths in the United States are from heart disease? Dr. Chalaya, a cardiologist with 35 years of experience, is now head of the cardiology department at Riverview Health in Crookston, providing superior care. Whether you're in need of a heart pacemaker, cardiac defibrillator, implants, or biventricular implants, Dr. Chalaya and the cardiology team at Riverview in Crookston and at the Heart Institute of North Dakota have been helping patients with heart failure, utilizing the latest technology to improve patients' heart health.