N80.51 Endometriosis of the rectumNon-billable header with 3 child codes.
N80.511 Superficial endometriosis of the rectumN80.512 Deep endometriosis of the rectumN80.519 Endometriosis of the rectum, unspecified depthN85 Other noninflammatory disorders of uterus, except cervix ("endometriosis (N80.-)")N80.40 Endometriosis of rectovaginal septum, unspecified involvement of vaginaN80.41 Endometriosis of rectovaginal septum without involvement of vaginaN80.42 Endometriosis of rectovaginal septum with involvement of vaginaN80.5 Endometriosis of intestineN80.50 Endometriosis of intestine, unspecifiedN80.51 Endometriosis of the rectum (this code)N80.511 Superficial endometriosis of the rectumN80.512 Deep endometriosis of the rectumN80.519 Endometriosis of the rectum, unspecified depthN80.52 Endometriosis of the sigmoid colonN80.521 Superficial endometriosis of the sigmoid colon