2007 ICD-9-CM Procedure 42.31 Local excision of esophageal diverticulum 42.31 is a specific code that can be used to specify a procedure 42.31 contains 4 index entries View the full Volume 3 42.* hierarchy Index entries containing 42.31: Dahlman operation (excision of esophageal diverticulum) 42.31 Diverticulectomy esophagus 42.31 endoscopic 42.33 Excision diverticulum esophagus (local) 42.31 endoscopic 42.33 Operation Dahlman (excision of esophageal diverticulum) 42.31