S88 Traumatic amputation of lower leg

⚠ Non-Billable ICD-10-CM 2026
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The ICD-10-CM code for Traumatic amputation of lower leg is S88 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Section
S80-S89: Injuries to the knee and lower leg (S80-S89)
Category S88
28 codes (18 billable)
FY2026 Status
Stable since FY2024
Excludes1
Not coded here. These conditions should NOT be coded together with S88.
  • traumatic amputation of ankle and foot (S98.-)

Inclusion Terms

  • An amputation not identified as partial or complete should be coded to complete

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

More Specific Codes

S88.0 Traumatic amputation at knee level S88.01 Complete traumatic amputation at knee level S88.011 Complete traumatic amputation at knee level, right lower leg S88.012 Complete traumatic amputation at knee level, left lower leg S88.019 Complete traumatic amputation at knee level, unspecified lower leg S88.02 Partial traumatic amputation at knee level S88.021 Partial traumatic amputation at knee level, right lower leg S88.022 Partial traumatic amputation at knee level, left lower leg S88.029 Partial traumatic amputation at knee level, unspecified lower leg S88.1 Traumatic amputation at level between knee and ankle S88.11 Complete traumatic amputation at level between knee and ankle S88.111 Complete traumatic amputation at level between knee and ankle, right lower leg S88.112 Complete traumatic amputation at level between knee and ankle, left lower leg S88.119 Complete traumatic amputation at level between knee and ankle, unspecified lower leg S88.12 Partial traumatic amputation at level between knee and ankle S88.121 Partial traumatic amputation at level between knee and ankle, right lower leg S88.122 Partial traumatic amputation at level between knee and ankle, left lower leg S88.129 Partial traumatic amputation at level between knee and ankle, unspecified lower leg S88.9 Traumatic amputation of lower leg, level unspecified S88.91 Complete traumatic amputation of lower leg, level unspecified S88.911 Complete traumatic amputation of right lower leg, level unspecified S88.912 Complete traumatic amputation of left lower leg, level unspecified S88.919 Complete traumatic amputation of unspecified lower leg, level unspecified S88.92 Partial traumatic amputation of lower leg, level unspecified S88.921 Partial traumatic amputation of right lower leg, level unspecified S88.922 Partial traumatic amputation of left lower leg, level unspecified S88.929 Partial traumatic amputation of unspecified lower leg, level unspecified

Related Codes in S88

S88.0 Traumatic amputation at knee level S88.01 Complete traumatic amputation at knee level S88.011 Complete traumatic amputation at knee level, right lower leg S88.012 Complete traumatic amputation at knee level, left lower leg S88.019 Complete traumatic amputation at knee level, unspecified lower leg S88.02 Partial traumatic amputation at knee level S88.021 Partial traumatic amputation at knee level, right lower leg S88.022 Partial traumatic amputation at knee level, left lower leg S88.029 Partial traumatic amputation at knee level, unspecified lower leg S88.1 Traumatic amputation at level between knee and ankle S88.11 Complete traumatic amputation at level between knee and ankle S88.111 Complete traumatic amputation at level between knee and ankle, right lower leg S88.112 Complete traumatic amputation at level between knee and ankle, left lower leg S88.119 Complete traumatic amputation at level between knee and ankle, unspecified lower leg S88.12 Partial traumatic amputation at level between knee and ankle S88.121 Partial traumatic amputation at level between knee and ankle, right lower leg S88.122 Partial traumatic amputation at level between knee and ankle, left lower leg S88.129 Partial traumatic amputation at level between knee and ankle, unspecified lower leg S88.9 Traumatic amputation of lower leg, level unspecified S88.91 Complete traumatic amputation of lower leg, level unspecified
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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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