AHA Coding Clinic® for ICD-10-CM and ICD-10-PCS - 2014 Issue 3; Ask the Editor

MAZE Procedure Performed with Coronary Artery Bypass Graft

The patient is a 74-year-old male who had 100% occlusion of the circumflex artery and occlusion of the right coronary artery with tight ostial stenosis of the left anterior descending artery. The patient was placed on cardiopulmonary bypass, and had coronary artery bypass grafting of the left internal mammary to the left anterior descending artery; greater saphenous vein graft to the diagonal branch; saphenous vein graft to the posterior descending artery; and modified left atrial MAZE procedure using AtriCure® radiofrequency ablation with left atrial appendage exclusion using an AtriClip® device. The vein graft was harvested from the right and left greater saphenous vein via a percutaneous endoscopic approach. How is the surgery coded?   ...

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