Our doctor performed selective catheterization and angiography of the external carotid artery to look for the cause of epistaxis. He did not perform a common carotid or internal carotid angiogram. Code 36227 is an add-on code that requires a primary code. What code(s) would be reported when a primary procedure is not performed?
According to the American Medical Association (AMA), when an external carotid artery angiogram is performed without a common carotid or internal carotid angiogram, report unlisted code 37799 (unlisted procedure, vascular surgery).
This question was answered in an edition of our Radiology Compliance Manager. For more hot topics relating to radiology services, please view our store, or call us at 1.800.252.1578 ext. 2.