ICD-10-CM > S00-T88 > S30-S39 > S31 > S31.1 > S31.10 > S31.109 S31.109 Unspecified open wound of abdominal wall, unspecified quadrant without penetration into peritoneal cavity Non-Billable/Non-Specific Applicable To Unspecified open wound of abdominal wall NOS Codes S31.109A..., initial encounterS31.109D..., subsequent encounterS31.109S..., sequela