S02.121 (Fracture of orbital roof, right side) compared with S02.129 (Fracture of orbital roof, unspecified side), from the official CMS tabular data. S02.121 and S02.129 code the same condition on opposite sides.
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)
Same condition, opposite side. S02.121 and S02.129 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.
| S02.121Fracture of orbital roof, right side | S02.129Fracture of orbital roof, unspecified side | |
|---|---|---|
| Billing status | Non-billable header Report instead: S02.121A, S02.121B, S02.121D, S02.121G, S02.121K | Non-billable header Report instead: S02.129A, S02.129B, S02.129D, S02.129G, S02.129K |
| Classification | S00-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) |
| Definition | Fracture of orbital roof, right side is a non-billable ICD-10-CM category code (S02.121). | Fracture of orbital roof, unspecified side is a non-billable ICD-10-CM category code (S02.129). |
| 7th character | The appropriate 7th character is to be added to each code from category S02 | The appropriate 7th character is to be added to each code from category S02 |
| Includes | injuries of ear injuries of eye injuries of face [any part] injuries of gum | injuries of ear injuries of eye injuries of face [any part] injuries of gum |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources