ICD-10-CM > S00-T88 > S30-S39 > S31 > S31.6 > S31.63 > S31.634 S31.634 Puncture wound without foreign body of abdominal wall, left lower quadrant with penetration into peritoneal cavity Non-Billable/Non-Specific Codes S31.634A..., initial encounterS31.634D..., subsequent encounterS31.634S..., sequela