2007 ICD-9-CM Procedure 35.91 Interatrial transposition of venous return 35.91 is a specific code that can be used to specify a procedure 35.91 contains 11 index entries View the full Volume 3 35.* hierarchy 35.91 also known as: Baffle: atrial interatrial Mustard's operation Resection of atrial septum and insertion of patch to direct systemic venous return to tricuspid valve and pulmonary venousreturn to mitral valve Index entries containing 35.91: Baffes operation (interatrial transposition of venous return) 35.91 Baffle, atrial or interatrial 35.91 Formation pericardial baffle, interatrial 35.91 Implant, implantation baffle, atrial or interatrial 35.91 Insertion baffle, heart (atrial) (interatrial) (intra-atrial) 35.91 Mustard operation (interatrial transposition of venous return) 35.91 Operation Baffes (interatrial transposition of venous return) 35.91 Mustard (interatrial transposition of venous return) 35.91 Senning (correction of transposition of great vessels) 35.91 Senning operation (correction of transposition of great vessels) 35.91 Transposition interatrial venous return 35.91