Now retired, he spent the past three decades in private practice as a cardiologist. As the president of his office, he oversaw the work of four cardiologists and provided patients with everything from stress tests and cardiac catheterizations to pacemakers. Possessing a particular feel for managing congestive heart failure and heart attacks, Dr. Pradeep Ghia had the opportunity to present before an American College of Cardiology meeting about the ability of low-level stress testing to help physicians recognize patients who have a high risk of suffering a heart attack.