S79.922 (Unspecified injury of left thigh) compared with S79.929 (Unspecified injury of unspecified thigh), from the official CMS tabular data. S79.922 and S79.929 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. S79.922 and S79.929 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.
| S79.922Unspecified injury of left thigh | S79.929Unspecified injury of unspecified thigh | |
|---|---|---|
| Billing status | Non-billable header | Non-billable header |
| 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 | Unspecified injury of left thigh is a non-billable ICD-10-CM category code (S79.922). | Unspecified injury of unspecified thigh is a non-billable ICD-10-CM category code (S79.929). |
| 7th character | The appropriate 7th character is to be added to each code in subcategory S79.9 | The appropriate 7th character is to be added to each code in subcategory S79.9 |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources