Table 1. CPT Codes Used for Patient Identification.

Procedures	CPT Codes
Open aortic
Suture repair of aorta or great vessels	33320, 33321, 33322
Insertion of graft, aorta or great vessels	33330, 33332, 33335, 33875
Aortic aneurysm repair	33877, 34830, 34831, 34832, 35081, 35082, 35091, 35092, 35102, 35103
Thromboendarterectomy of aorta	35331
Bypass graft with vein involving the aorta	35526, 35531, 35541, 35546, 35548, 35549, 35551, 35560
Bypass graft with conduit other than vein involving the aorta	35626, 35631, 35641, 35646, 35647, 35651
Infrainguinal arterial bypass
Bypass graft with veins	35521, 35533, 35556, 35558, 35563, 35565, 35571, 35681, 35682, 35683
Bypass graft with conduit other than vein	35621, 35623, 35654, 35656, 35661, 35663, 35665, 35666, 35671

Abbreviation: CPT, Current Procedural Terminology.