2007 ICD-9-CM Procedure 00.44 Procedure on vessel bifurcation 00.44 is a specific code that can be used to specify a procedure View the full Volume 3 00.* hierarchy Note : This code is to be used to identify the presence of a vessel bifurcation; it does not describe a specific bifurcation stent. Use this code only once per operative episode, irrespective of the number of bifurcations in vessels.