Willis Ko, MD

Dr. Willis Ko is a board-certified interventional cardiologist who specializes in diagnosing and treating conditions that affect the heart and blood vessels. Dr. Ko cares for patients ages 18 years and older throughout the St. Louis metropolitan area.

Dr. Ko treats a wide range of cardiovascular conditions, including coronary artery disease, peripheral vascular disease, heart valve and aortic disease, patent foramen ovale, atrial septal defects, pulmonary embolism, venous clots, heart failure, cardiac arrhythmias, and cardiomyopathy. With a focus on improving heart health and overall well-being, Dr. Ko works closely with patients to develop individualized care plans.