L26 vs L59
L26 (Exfoliative dermatitis) compared with L59 (Other disorders of skin and subcutaneous tissue related to radiation), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. L26 carries an Excludes2 note covering L59: “radiation-related disorders of the skin and subcutaneous tissue (L55-L59)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| L26Exfoliative dermatitis | L59Other disorders of skin and subcutaneous tissue related to radiation | |
|---|---|---|
| Billing status | Billable | 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 | Exfoliative dermatitis is a billable ICD-10-CM diagnosis code (L26). | Other disorders of skin and subcutaneous tissue related to radiation is a non-billable ICD-10-CM category code (L59). |
| Includes | Hebra's pityriasis | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources