ICD-10-CM > S00-T88 > S30-S39 > S31 > S31.1 > S31.15 S31.15 Open bite of abdominal wall without penetration into peritoneal cavity Non-Billable/Non-Specific Applicable To Bite of abdominal wall NOS Type 1 Excludes superficial bite of abdominal wall (S30.871) Codes S31.150Open bite of abdominal wall, right upper quadrant without penetration into peritoneal cavityS31.150A..., initial encounterS31.150D..., subsequent encounterS31.150S..., sequelaS31.151Open bite of abdominal wall, left upper quadrant without penetration into peritoneal cavityS31.151A..., initial encounterS31.151D..., subsequent encounterS31.151S..., sequelaS31.152Open bite of abdominal wall, epigastric region without penetration into peritoneal cavityS31.152A..., initial encounterS31.152D..., subsequent encounterS31.152S..., sequelaS31.153Open bite of abdominal wall, right lower quadrant without penetration into peritoneal cavityS31.153A..., initial encounterS31.153D..., subsequent encounterS31.153S..., sequelaS31.154Open bite of abdominal wall, left lower quadrant without penetration into peritoneal cavityS31.154A..., initial encounterS31.154D..., subsequent encounterS31.154S..., sequelaS31.155Open bite of abdominal wall, periumbilic region without penetration into peritoneal cavityS31.155A..., initial encounterS31.155D..., subsequent encounterS31.155S..., sequelaS31.156Open bite of abdominal wall, right flank without penetration into peritoneal cavityS31.156A..., initial encounterS31.156D..., subsequent encounterS31.156S..., sequelaS31.157Open bite of abdominal wall, left flank without penetration into peritoneal cavityS31.157A..., initial encounterS31.157D..., subsequent encounterS31.157S..., sequelaS31.159Open bite of abdominal wall, unspecified quadrant without penetration into peritoneal cavityS31.159A..., initial encounterS31.159D..., subsequent encounterS31.159S..., sequelaS31.15AOpen bite of abdominal wall, unspecified flank without penetration into peritoneal cavityS31.15AA..., initial encounterS31.15AD..., subsequent encounterS31.15AS..., sequela