2007 ICD-9-CM Procedure 45.90 Intestinal anastomosis, not otherwise specified 45.90 is a specific code that can be used to specify a procedure 45.90 contains 3 index entries View the full Volume 3 45.* hierarchy Index entries containing 45.90: Anastomosis bowel -- see also Anastomosis, intestine 45.90 intestine 45.90 large-to-anus 45.95 large-to-large 45.94 large-to-rectum 45.94 large-to-small 45.93 small-to-anus 45.95 small-to-large 45.93 small-to-rectal stump 45.92 small-to-small 45.91 Enteroenterostomy 45.90 small-to-large intestine 45.93 small-to-small intestine 45.91