Fistula Revision

Please note this question was answered in 2014. The coding advice may or may not be outdated.

Question:

Will code 36833 cover the following procedure? Or are codes 36147 and 36148 also needed? Please advise. "Patient with aneurysmal left brachiocephalic AV fistula with aneurysmal stick site, skin ulceration over upper stick zone. Micropuncture needle was inserted into proximal portion of fistula with wire advanced under fluoroscopy into upper fistula beyond aneurysmal stick zones. Sheath inserted up into subclavian vein and parked there with fistulogram done. Long segment of high grade stenosis (80%) began just beyond aneurysmal upper stick zone. Stenoses were balloon-dilated with good result and puncture site sutured. Attention turned to aneurysmal site in upper stick zone. Ulcer was excised with elliptical incision back to healthy skin on both sides, down to fistula. Inflow portion of fistula into stick zone was dissected and clamped. Patient was heparinized. Part of aneuyrsmal fistula was excised, revealing ulcer had penetrated into fistula with layer of thrombus between scabbed area and fistula. This was excised including excessive thrombus. Opening was oversewn in two layers, clamps were released, and suture line was hemostatic. Subcu and skin sutured."

Question ID: 6085
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