S31.157
⚠ Non-billable (Header)Open bite of abdominal wall, left flank 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.
❌ Excludes1
inherited from S31.15Rules from parent category S31.15: Open bite of abdominal wall without penetration into peritoneal cavity
- • superficial bite of abdominal wall (S30.871)
Child Codes (3)
S31.157AOpen bite of abdominal wall, left flank without penetration into peritoneal cavity, initial encounterS31.157DOpen bite of abdominal wall, left flank without penetration into peritoneal cavity, subsequent encounterS31.157SOpen bite of abdominal wall, left flank without penetration into peritoneal cavity, sequela
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CodeS31.157
BillableNo — Header code
ParentS31.15
CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)
Excludes11 rule(s)
Excludes20 note(s)
Child codes3
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)