2007 ICD-9-CM Procedure 00.40 Procedure on single vessel 00.40 is a specific code that can be used to specify a procedure View the full Volume 3 00.* hierarchy 00.40 also known as: Number of vessels, unspecified 00.40 excludes: (aorto)coronary bypass (36.10-36.19) intravascular imaging of blood vessels (00.21-00.29)