Post-mastectomy breast reconstruction, autologous (bilateral), using a large muscle or myocutaneous flap, isolated on its vascular pedicle, excluding repair of muscular aponeurotic layer, other than a service associated with a service to which item 30166, 30169, 30175, 30176, 30177, 30179, 45006 or 45012 applies (H) (Anaes.) (Assist.)