L22 Diaper dermatitis

Billable

Block: Dermatitis and eczema (L20-L30)

Includes

  • Diaper erythema
  • Diaper rash
  • Psoriasiform diaper rash
This category is a complete, billable diagnosis code.

No additional specificity is required — submit L22 directly on claims and documentation without a subcode extension.

Last reviewed: September 2026