2007 ICD-9-CM Procedure 50.11 Closed (percutaneous) [needle] biopsy of liver 50.11 is a specific code that can be used to specify a procedure 50.11 contains 3 index entries View the full Volume 3 50.* hierarchy 50.11 also known as: Diagnostic aspiration of liver Index entries containing 50.11: Biopsy liver 50.11 closed 50.11 laparoscopic 50.19 open 50.12 percutaneous (aspiration) (needle) 50.11