 Level One reduces the amount of time between hospital arrival and angioplasty, the preferred treatment for a heart attack.At St. Joseph’s Hospital, the median Level One time to angioplasty is 56 minutes, exceeding the recommended 90-minute time frame established by the American Heart Association and the American College of Cardiology.The National Brain Aneurysm Center at St. Joseph’s Hospital is a regional center that provides diagnostic services and treatment for complex neurovascular conditions, including aneurysms and strokes.