Skip to main content
Compare/S82 vs S90.56

S82 vs S90.56

S82 (Fracture of lower leg, including ankle) compared with S90.56 (Insect bite (nonvenomous) of ankle), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Can these codes be reported together?

Yes, when both are documented. S82 carries an Excludes2 note covering S90.56: “injuries of ankle and foot, except fracture of ankle and malleolus (S90-S99)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Yes, when both are documented. S90.56 carries an Excludes2 note covering S82: “fracture of ankle and malleolus (S82.-)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

S82Fracture of lower leg, including ankleS90.56Insect bite (nonvenomous) of ankle
Billing statusNon-billable header

Report instead: S82.001A, S82.001B, S82.001C, S82.001D, S82.001E

Non-billable header

Report instead: S90.561A, S90.561D, S90.561S, S90.562A, S90.562D

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)
DefinitionFracture of lower leg, including ankle is a non-billable ICD-10-CM category code (S82).Insect bite (nonvenomous) of ankle is a non-billable ICD-10-CM category code (S90.56).
7th characterThe appropriate 7th character is to be added to all codes from category S82The appropriate 7th character is to be added to each code from category S90
Includes
fracture of malleolus

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