I83.211 (Varicose veins of right lower extremity with both ulcer of thigh and inflammation) compared with I83.221 (Varicose veins of left lower extremity with both ulcer of thigh and inflammation), from the official CMS tabular data. I83.211 and I83.221 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. I83.211 and I83.221 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.
| I83.211Varicose veins of right lower extremity with both ulcer of thigh and inflammation | I83.221Varicose veins of left lower extremity with both ulcer of thigh and inflammation | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | I00-I99 — Diseases of the Circulatory System (I00-I99) | I00-I99 — Diseases of the Circulatory System (I00-I99) |
| Definition | Varicose veins of right lower extremity with both ulcer of thigh and inflammation is a billable ICD-10-CM diagnosis code (I83.211). | Varicose veins of left lower extremity with both ulcer of thigh and inflammation is a billable ICD-10-CM diagnosis code (I83.221). |
| Use additional code | code to identify severity of ulcer (L97.-) | code to identify severity of ulcer (L97.-) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources