A prosthetic heart valve system comprising:a first prosthetic heart valve for initial implantation to native heart tissue and including:a support structureleaflets mounted to the support structureconnection means associated with the support structures anda replacement prosthetic heart valve for functionally replacing the first prosthetic heart valve following implant of the first prosthetic heart valve, the replacement prosthetic heart valve including:a support structureleaflets mounted to the support structurecoupling means associated with the support structurewherein the connection means and the coupling means are configured such that the coupling means engages the connection means to physically dock the replacement prosthetic heart valve to the first prosthetic heart valve.