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S89.291 vs S89.299

S89.291 (Other physeal fracture of upper end of right fibula) compared with S89.299 (Other physeal fracture of upper end of unspecified fibula), from the official CMS tabular data. S89.291 and S89.299 code the same condition on opposite sides.

Relationship

Review

Laterality relationship

S89.291
Right
Other physeal fracture of upper end of right fibula
S89.299
Unspecified
Other physeal fracture of upper end of unspecified fibula

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. S89.291 and S89.299 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

S89.291Other physeal fracture of upper end of right fibulaS89.299Other physeal fracture of upper end of unspecified fibula
Billing statusNon-billable header

Report instead: S89.291A, S89.291D, S89.291G, S89.291K, S89.291P

Non-billable header

Report instead: S89.299A, S89.299D, S89.299G, S89.299K, S89.299P

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 physeal fracture of upper end of right fibula is a non-billable ICD-10-CM category code (S89.291).Other physeal fracture of upper end of unspecified fibula is a non-billable ICD-10-CM category code (S89.299).
7th characterThe appropriate 7th character is to be added to each code from subcategories S89.0, S89.1, S89.2, and S89.3The appropriate 7th character is to be added to each code from subcategories S89.0, S89.1, S89.2, and S89.3

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