What is the CPT code for sequential saphenous vein bypass from the aorta to the first and second obtuse marginal branch of left circumflex with ongoing graft to the posterior descending coronary arter?

The appropriate CPT code for a sequential saphenous vein bypass from the aorta to the first and second obtuse marginal branch of the left circumflex artery, with an ongoing graft to the posterior descending coronary artery, would be 33533. This code specifically describes bypass grafting that involves multiple targets along with the use of a single vein graft. Always ensure to verify with the latest coding guidelines or consult with a coding specialist for accuracy.