ICD-10-CM > S00-T88 > S30-S39 > S31 > S31.6 > S31.65 > S31.650 S31.650 Open bite of abdominal wall, right upper quadrant with penetration into peritoneal cavity Non-Billable/Non-Specific Codes S31.650A..., initial encounterS31.650D..., subsequent encounterS31.650S..., sequela