L97.90 (Non-pressure chronic ulcer of unspecified part of unspecified lower leg) compared with L97.92 (Non-pressure chronic ulcer of unspecified part of left lower leg), from the official CMS tabular data. L97.90 and L97.92 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. L97.90 and L97.92 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.
| L97.90Non-pressure chronic ulcer of unspecified part of unspecified lower leg | L97.92Non-pressure chronic ulcer of unspecified part of left lower leg | |
|---|---|---|
| Billing status | Non-billable header | Non-billable header |
| Classification | L00-L99 — Diseases of the Skin and Subcutaneous Tissue (L00-L99) | L00-L99 — Diseases of the Skin and Subcutaneous Tissue (L00-L99) |
| Definition | Non-pressure chronic ulcer of unspecified part of unspecified lower leg is a non-billable ICD-10-CM category code (L97.90). | Non-pressure chronic ulcer of unspecified part of left lower leg is a non-billable ICD-10-CM category code (L97.92). |
| Includes | chronic ulcer of skin of lower limb NOS non-healing ulcer of skin non-infected sinus of skin trophic ulcer NOS | chronic ulcer of skin of lower limb NOS non-healing ulcer of skin non-infected sinus of skin trophic ulcer NOS |
| Code first | any associated underlying condition, such as: any associated gangrene (I96) | any associated underlying condition, such as: any associated gangrene (I96) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources