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S90.572S vs S90.579S

S90.572S (Other superficial bite of ankle, left ankle, sequela) compared with S90.579S (Other superficial bite of ankle, unspecified ankle, sequela), from the official CMS tabular data. S90.572S and S90.579S code the same condition on opposite sides.

Relationship

Review

Laterality relationship

S90.572S
Left
Other superficial bite of ankle, left ankle, sequela
S90.579S
Unspecified
Other superficial bite of ankle, unspecified ankle, sequela

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. S90.572S and S90.579S 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

S90.572SOther superficial bite of ankle, left ankle, sequelaS90.579SOther superficial bite of ankle, unspecified ankle, sequela
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)
DefinitionOther superficial bite of ankle, left ankle, sequela is a billable ICD-10-CM diagnosis code (S90.572S).Other superficial bite of ankle, unspecified ankle, sequela is a billable ICD-10-CM diagnosis code (S90.579S).
7th characterThe appropriate 7th character is to be added to each code from category S90The appropriate 7th character is to be added to each code from category S90

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