Looking for Cardiologists in St. John's? We have selected the top 9 companies for you. We analyze reviews, ratings, social networks and site content and build a rating based on a complex formula. The best company has a rating of 2.3 stars (The College of Physicians and Surgeons of Newfoundland and Labrador), and the worst company has a rating of 0 (Dr. Terrence McPherson).