ICD-10-CM > S00-T88 > S30-S39 > S31 > S31.6 > S31.65 > S31.651 S31.651 Open bite of abdominal wall, left upper quadrant with penetration into peritoneal cavity Non-Billable/Non-Specific Codes S31.651A..., initial encounterS31.651D..., subsequent encounterS31.651S..., sequela