2007 ICD-9-CM Procedure 00.56 Insertion or replacement of implantable pressure sensor (lead) for intracardiac hemodynamic monitoring 00.56 is a specific code that can be used to specify a procedure 00.56 contains 3 index entries View the full Volume 3 00.* hierarchy 00.56 excludes: circulatory monitoring (blood gas, arterial or venous pressure, cardiac output and coronary blood flow) (89.60 - 89.69) Index entries containing 00.56: Insertion sensor (lead) intracardiac hemodynamic monitoring 00.56 Monitoring cardiac output (by) intracardiac hemodynamic sensor (lead) 00.56 Replacement sensor (lead) intracardiac hemodynamic monitoring 00.56