Skip to main content

S79.101S vs S79.109S

S79.101S (Unspecified physeal fracture of lower end of right femur, sequela) compared with S79.109S (Unspecified physeal fracture of lower end of unspecified femur, sequela), from the official CMS tabular data. S79.101S and S79.109S code the same condition on opposite sides. MedCoder-derived

Relationship

Review

Laterality relationship

S79.101S
Right
Unspecified physeal fracture of lower end of right femur, sequela
S79.109S
Unspecified
Unspecified physeal fracture of lower end of unspecified femur, 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. S79.101S and S79.109S 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

S79.101SUnspecified physeal fracture of lower end of right femur, sequelaS79.109SUnspecified physeal fracture of lower end of unspecified femur, 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)
DefinitionUnspecified physeal fracture of lower end of right femur, sequela is a billable ICD-10-CM diagnosis code (S79.101S).Unspecified physeal fracture of lower end of unspecified femur, sequela is a billable ICD-10-CM diagnosis code (S79.109S).
7th characterThe appropriate 7th character is to be added to each code from subcategories S79.0 and S79.1The appropriate 7th character is to be added to each code from subcategories S79.0 and S79.1

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