K35.2 Acute appendicitis with generalized peritonitisNon-billable header with 2 child codes.
K35.20 Acute appendicitis with generalized peritonitis, without abscessK35.21 Acute appendicitis with generalized peritonitis, with abscess540.0 Acute appendicitis with generalized peritonitisK37 Unspecified appendicitis ("unspecified appendicitis with peritonitis (K35.2-, K35.3-)")K63.1 Perforation of intestine (nontraumatic) ("perforation (nontraumatic) of appendix (K35.2-, K35.3-)")K65 Peritonitis ("acute appendicitis with generalized peritonitis (K35.2-)")K65 Peritonitis ("peritonitis with or following appendicitis (K35.-)")K35 Acute appendicitisK35.2 Acute appendicitis with generalized peritonitis (this code)K35.20 Acute appendicitis with generalized peritonitis, without abscessK35.200 Acute appendicitis with generalized peritonitis, without perforation or abscessK35.201 Acute appendicitis with generalized peritonitis, with perforation, without abscessK35.209 Acute appendicitis with generalized peritonitis, without abscess, unspecified as to perforationK35.21 Acute appendicitis with generalized peritonitis, with abscess