2007 ICD-9-CM Procedure 46.21 Temporary ileostomy 46.21 is a specific code that can be used to specify a procedure 46.21 contains 5 index entries View the full Volume 3 46.* hierarchy Index entries containing 46.21: Ileostomy 46.20 Hendon (temporary) 46.21 Paul (temporary) 46.21 tangential (temporary) 46.21 temporary 46.21 tube (temporary) 46.21