Paul Larsen, MD, is a board-certified cardiologist, with additional certification in nuclear cardiology. He graduated medical school from Tulane University School of Medicine and completed his internship and residency at the University of California in San Francisco, CA. After completing his residency, Dr. Larsen completed cardiovascular disease and interventional cardiology fellowships at the University of Chicago Medical Center in Chicago,... Read More about Paul Larsen, MD

Dr. Issam 'Sam' Atallah is a cardiovascular disease physician who specializes in interventional cardiology for patients ages 18 and older. He treats and manages various heart conditions, including cardiovascular diseases; coronary artery disease; cardiomyopathy; and atrial fibrillation. He is also trained in nuclear cardiology medicine and echocardiography. Dr. Atallah works to provide quality care for his patients, while keeping their... Read More about Sam Atallah, MD

Dr. Attila Ahmad is a pediatric and adult congenital heart disease cardiologist caring for patients of all ages. He specializes in treating complex congenital heart diseases, heart failure, and single ventricular defects such as the Fontan circulation. Dr. Ahmad employs advanced cardiac imaging such as cardiovascular magnetic resonance (CMR) and cardiac computed tomography (CT) as well as cardiopulmonary exercise testing... Read More about Attila Ahmad, MD

Dr. Jorge Rosado-Gonzalez is a pediatric critical care intensivist and cardiologist for patients from birth to 25 years old. He provides comprehensive care for critical care illnesses, as well as inpatient cardiology services for pediatric patients. He specializes in complex congenital heart disease, cardiovascular mechanical support, and post-cardiac surgical care. Dr. Rosado-Gonzalez is an assistant professor with the Division of... Read More about Jorge Rosado-Gonzalez, MD

Dr. Erica Bonura is a pediatric cardiologist with SLUCare Physician Group at SSM Health Glennon Children's Hospital.

Colleen Walsh, MSN, RN, CPNP, is a board-certified pediatric nurse practitioner who works with the cardiology and cardiothoracic teams at SSM Health Cardinal Glennon Children’s Hospital. She received both her Bachelor of Science in Nursing and her Master of Science in Nursing from Saint Louis University. She treats patients from newborn to 18 years old and has a special clinical... Read More about Colleen Walsh, CPNP-PC

SSM Health Heart & Vascular Care, located in the 1027 Bellevue building on the SSM Health St. Mary’s Hospital campus, offers patients experienced cardiologists and electrophysiologists that provide diagnostic services and innovative treatment options including medication management, balloon angioplasty, pacemaker or defibrillator placement, and cardiac stenting. Innovative techniques. Trusted experts. That's SSM Health.