S31.104
⚠ Non-billable (Header)Unspecified open wound of abdominal wall, left lower quadrant without penetration into peritoneal cavity
Injury, poisoning and certain other consequences of external causes (S00-T88)
⚠️ This is a category header code — not billable. Use a more specific child code below.
✅ No additional coding notes for S31.104
Child Codes (3)
S31.104AUnspecified open wound of abdominal wall, left lower quadrant without penetration into peritoneal cavity, initial encounterS31.104DUnspecified open wound of abdominal wall, left lower quadrant without penetration into peritoneal cavity, subsequent encounterS31.104SUnspecified open wound of abdominal wall, left lower quadrant without penetration into peritoneal cavity, sequela
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CodeS31.104
BillableNo — Header code
ParentS31.10
CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)
Excludes10 rule(s)
Excludes20 note(s)
Child codes3
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)