The provider inserts a special device to close, or occlude, a leak around the mitral or aortic valve, e.g., a prosthetic (artificial) valve, through a catheter inserted percutaneously, i.e., through a small incision in the skin over the heart or the femoral artery. This code is for insertion of each additional occlusion device to close a leak in the mitral or aortic valve.
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