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S31.1

Non-billable

Open wound of abdominal wall without penetration into peritoneal cavity

S31.1 is the ICD-10-CM code for Open wound of abdominal wall without penetration into peritoneal cavity. It is a non-billable category code — use a more specific child code such as S31.10 for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
S31
Subcodes
6
Edition
FY2026

S00-T88 Injury, poisoning and certain other consequences of external causes

Includes

  • •Open wound of abdominal wall NOS

Excludes2 — not included here

  • •open wound of abdominal wall with penetration into peritoneal cavity (S31.6-)

Frequently asked questions

What is ICD-10 code S31.1?
S31.1 is the ICD-10-CM code for "Open wound of abdominal wall without penetration into peritoneal cavity". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is S31.1 a billable code?
No — S31.1 is a non-billable header code. Use a more specific child code (such as S31.10) for billing.
What are the subcodes of S31.1?
S31.1 has 6 more specific child codes, including S31.10, S31.11, S31.12.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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