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S31.000

Non-billable

Unspecified open wound of lower back and pelvis without penetration into retroperitoneum

S31.000 is the ICD-10-CM code for Unspecified open wound of lower back and pelvis without penetration into retroperitoneum. It is a non-billable category code — use a more specific child code such as S31.000A for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
S31.00
Subcodes
3
Edition
FY2026

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

Includes

  • •Unspecified open wound of lower back and pelvis NOS

Frequently asked questions

What is ICD-10 code S31.000?
S31.000 is the ICD-10-CM code for "Unspecified open wound of lower back and pelvis without penetration into retroperitoneum". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is S31.000 a billable code?
No — S31.000 is a non-billable header code. Use a more specific child code (such as S31.000A) for billing.
What are the subcodes of S31.000?
S31.000 has 3 more specific child codes, including S31.000A, S31.000D, S31.000S.

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

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