2007 ICD-9-CM Procedure 42.01 Incision of esophageal web 42.01 is a specific code that can be used to specify a procedure 42.01 contains 4 index entries View the full Volume 3 42.* hierarchy Index entries containing 42.01: Dewebbing esophagus 42.01 Incision (and drainage) esophagus, esophageal NEC 42.09 web 42.01 web, esophageal 42.01 Rupture esophageal web 42.01