The Centers for Medicare & Medicaid Services is reevaluating the scientific evidence supporting volume requirements for hospitals and heart team members who perform transcatheter aortic valve replacement procedures. Drs. Joe Bavaria, Tom Gleason, Richard Shemin, Vinod Thourani, and Michael Deeb discuss the value of The Society of Thoracic Surgeons/American College of Cardiology Transcatheter Valve Therapy Registry for quality improvement initiatives, outcomes research, and device surveillance.