S31.12A Laceration with foreign body of abdominal wall unspecified flank without penetration into peritoneal cavity

✓ Billable ICD-10-CM 2026
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The ICD-10-CM code for Laceration with foreign body of abdominal wall unspecified flank without penetration into peritoneal cavity is S31.12A (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Section
S30-S39: Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals (S30-S39)
Category S31
223 codes (186 billable)
FY2026 Status
New code in FY2026

Also Known As

ICD-10-CM Alphabetic Index entries that lead to S31.12A:

  • Laceration › flank › with › foreign body

Inclusion Terms

  • Laceration with foreign body of abdominal wall of flank NOS without penetration into peritoneal cavity

Official Coding Guidelines

Sequence blood vessel/nerve injury first (fragment)

injury is to the blood vessels or nerves, that injury should be sequenced first.

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.19.b.2
Do not assign injury codes for iatrogenic injuries; code complication

3) Iatrogenic injuries Injury codes from Chapter 19 should not be assigned for injuries that occur during, or as a result of, a medical intervention. Assign the appropriate complication code(s).

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.19.b.3

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Related Codes

Parent Code

S31 Open wound of abdomen, lower back, pelvis and external genitals

Related Codes in S31

S31 Open wound of abdomen, lower back, pelvis and external genitals S31.0 Open wound of lower back and pelvis S31.00 Unspecified open wound of lower back and pelvis S31.000 Unspecified open wound of lower back and pelvis without penetration into retroperitoneum S31.001 Unspecified open wound of lower back and pelvis with penetration into retroperitoneum S31.01 Laceration without foreign body of lower back and pelvis S31.010 Laceration without foreign body of lower back and pelvis without penetration into retroperitoneum S31.011 Laceration without foreign body of lower back and pelvis with penetration into retroperitoneum S31.02 Laceration with foreign body of lower back and pelvis S31.020 Laceration with foreign body of lower back and pelvis without penetration into retroperitoneum S31.021 Laceration with foreign body of lower back and pelvis with penetration into retroperitoneum S31.03 Puncture wound without foreign body of lower back and pelvis S31.030 Puncture wound without foreign body of lower back and pelvis without penetration into retroperitoneum S31.031 Puncture wound without foreign body of lower back and pelvis with penetration into retroperitoneum S31.04 Puncture wound with foreign body of lower back and pelvis S31.040 Puncture wound with foreign body of lower back and pelvis without penetration into retroperitoneum S31.041 Puncture wound with foreign body of lower back and pelvis with penetration into retroperitoneum S31.05 Open bite of lower back and pelvis S31.050 Open bite of lower back and pelvis without penetration into retroperitoneum S31.051 Open bite of lower back and pelvis with penetration into retroperitoneum
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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