T87.40 Infection of amputation stump, unspecified extremity

The ICD-10-CM code for Infection of amputation stump, unspecified extremity is T87.40 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

19: Injury, poisoning and certain other consequences of external causes (S00-T88)

Section

T80-T88: Complications of surgical and medical care, not elsewhere classified (T80-T88)

Category T87

34 codes (25 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to T87.40:

• Complication (s) (from) (of) › amputation stump (surgical) (late) NEC › infection or inflammation

U.S. Hospital Utilization

• An estimated 200 U.S. inpatient stays in 2023 included T87.40 among the documented diagnoses.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

Official Coding Guidelines

Sequence blood vessel/nerve injury first (fragment)

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

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).

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

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool
• AHRQ — HCUP National Inpatient Sample, Frequencies by Diagnosis Code (2016–2023)

Cite This Page

Reference T87.40 with the canonical source and edition:

T87.40 — Infection of amputation stump, unspecified extremity. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/T87.40

Canonical URL: https://icd10codingpro.com/codes/T87.40