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T87.41 vs T87.42

T87.41 (Infection of amputation stump, right upper extremity) compared with T87.42 (Infection of amputation stump, left upper extremity), from the official CMS tabular data. T87.41 and T87.42 code the same condition on opposite sides.

Relationship

Review

Laterality relationship

T87.41
Right
Infection of amputation stump, right upper extremity
T87.42
Left
Infection of amputation stump, left upper extremity

Same condition; these differ only in which side is documented.

These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.

Source: ICD-10-CM tabular list (laterality variant derived from the code title)

Can these codes be reported together?

Same condition, opposite side. T87.41 and T87.42 name the same condition on opposite sides of the body.

Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.

Side by side

T87.41Infection of amputation stump, right upper extremityT87.42Infection of amputation stump, left upper extremity
Billing statusBillableBillable
ClassificationS00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)
DefinitionInfection of amputation stump, right upper extremity is a billable ICD-10-CM diagnosis code (T87.41).Infection of amputation stump, left upper extremity is a billable ICD-10-CM diagnosis code (T87.42).
Use additional code
code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
code(s) to identify the specified condition resulting from the complication
code to identify devices involved and details of circumstances (Y62-Y82)
code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
code(s) to identify the specified condition resulting from the complication
code to identify devices involved and details of circumstances (Y62-Y82)

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources