S31.10
⚠ Non-billable (Header)Unspecified open wound of abdominal wall 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.
⚠️ Excludes2
inherited from S31.1Rules from parent category S31.1: Open wound of abdominal wall without penetration into peritoneal cavity
- • open wound of abdominal wall with penetration into peritoneal cavity (S31.6-)
Child Codes (10)
S31.100Unspecified open wound of abdominal wall, right upper quadrant without penetration into peritoneal cavityS31.101Unspecified open wound of abdominal wall, left upper quadrant without penetration into peritoneal cavityS31.102Unspecified open wound of abdominal wall, epigastric region without penetration into peritoneal cavityS31.103Unspecified open wound of abdominal wall, right lower quadrant without penetration into peritoneal cavityS31.104Unspecified open wound of abdominal wall, left lower quadrant without penetration into peritoneal cavityS31.105Unspecified open wound of abdominal wall, periumbilic region without penetration into peritoneal cavityS31.106Unspecified open wound of abdominal wall, right flank without penetration into peritoneal cavityS31.107Unspecified open wound of abdominal wall, left flank without penetration into peritoneal cavityS31.109Unspecified open wound of abdominal wall, unspecified quadrant without penetration into peritoneal cavityS31.10AUnspecified open wound of abdominal wall, unspecified flank without penetration into peritoneal cavity
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CodeS31.10
BillableNo — Header code
ParentS31.1
CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)
Excludes10 rule(s)
Excludes21 note(s)
Child codes10
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)