L30 vs L59
L30 (Other and unspecified 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. L30 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
| L30Other and unspecified dermatitis | L59Other disorders of skin and subcutaneous tissue related to radiation | |
|---|---|---|
| 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 | Other and unspecified dermatitis is a non-billable ICD-10-CM category code (L30). | Other disorders of skin and subcutaneous tissue related to radiation is a non-billable ICD-10-CM category code (L59). |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources