Theodore R. Addai, MD, FACC, MSCI, RPVI, is a highly skilled, patient-focused cardiologist specializing in noninvasive cardiac imaging. As the Prairie Cardiovascular Medical Director of Cardiac Noninvasive Imaging at St. Mary’s Hospital, he uses advanced imaging technologies to detect and manage heart disease early, improving patient outcomes and quality of life.

Dr. Addai is board-certified in cardiovascular CT, echocardiography, nuclear cardiology, vascular ultrasound, vascular medicine.  Dr. Addai also performs diagnostic cardiac catheterizations and integrates multiple imaging modalities for comprehensive heart assessments. His Level 3 cardiac CT training enables advanced coronary and structural heart evaluations, while his echocardiography and nuclear cardiology expertise ensures precise functional analysis. His skill in vascular imaging supports the early detection of arterial and venous conditions, allowing for timely, targeted treatment.

Beyond his technical expertise, Dr. Addai is committed to patient-centered care. He works closely with patients to develop personalized treatment plans, ensuring they understand their heart health and options. His leadership in heart failure management and noninvasive imaging helps optimize therapies, reduce hospital readmissions and enhance long-term cardiovascular health.

A fellow of the American College of Cardiology, Dr. Addai advocates for continuous innovation in cardiac imaging and patient care. He has contributed to medical research, trained future cardiologists and played a key role in shaping imaging protocols that improve diagnostic accuracy. His dedication to technical excellence and compassionate care ensures patients receive the highest standard of cardiovascular treatment.