Your risk of dying from coronary bypass surgery decreases by 73 percent if you're a patient at a five-star rated hospital as opposed to a one-star rated hospital.
HealthGrades rates hospitals across the nation based on many different types of procedures. You may want to take a look to get an idea of which hospitals specialize in what relates to your needs. And as I posted on earlier another important thing to think about in regards to surgical procedures is the personal experience of your actual surgeon. If you're going to have to have a procedure done; you will want the best care.