L22 vs L98.1
L22 (Diaper dermatitis) compared with L98.1 (Factitial dermatitis), 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. L22 carries an Excludes2 note covering L98.1: “factitial dermatitis (L98.1)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| L22Diaper dermatitis | L98.1Factitial dermatitis | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | L00-L99 — Diseases of the Skin and Subcutaneous Tissue (L00-L99) | L00-L99 — Diseases of the Skin and Subcutaneous Tissue (L00-L99) |
| Definition | Diaper dermatitis is a billable ICD-10-CM diagnosis code (L22). | Factitial dermatitis is a billable ICD-10-CM diagnosis code (L98.1). |
| Includes | Diaper erythema Diaper rash Psoriasiform diaper rash | Neurotic excoriation |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources