Interventional Cardiology Associates - Cardiovascular Medicine - Houston, Texas Interventional Cardiology Associates is a provider of cardiology services in the Greater Houston Area, with clinics at the Methodist Hospitals in the Texas Medical Center, Methodist Sugarland and Liberty Dayton Hospital. Albert E. Raizner M.D., Clement A. Defelice M.D., Brian L. Walton, M.D., Gopi A. Shah M.D., Michael E. Raizner M.D., Juan F. Granada M.D. Icahouston.com~Site InfoWhoisTrace RouteRBL Check