Icd 10 code for pericolonic abscess due to diverticulitis July 8, 2019 16 32 64 128 Diverticulitis with pericolonic abscess icd 10 Diverticulitis with abscess icd 10 Acute diverticulitis with perforation and abscess icd 10 Diverticulitis of intestine part unspecified without perforation or abscess with bleeding icd 10 Icd 9 diverticulitis