S50.311 (Abrasion of right elbow) compared with S50.312 (Abrasion of left elbow), from the official CMS tabular data. S50.311 and S50.312 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. S50.311 and S50.312 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.
| S50.311Abrasion of right elbow | S50.312Abrasion of left elbow | |
|---|---|---|
| Billing status | Non-billable header | Non-billable header |
| Classification | S00-T88 — Injury, poisoning and certain other consequences of external causes | S00-T88 — Injury, poisoning and certain other consequences of external causes |
| Definition | Abrasion of right elbow is a non-billable ICD-10-CM category code (S50.311). | Abrasion of left elbow is a non-billable ICD-10-CM category code (S50.312). |
| 7th character | The appropriate 7th character is to be added to each code from category S50 | The appropriate 7th character is to be added to each code from category S50 |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources