L23

Allergic contact dermatitis

Cannot Code Together

These codes cannot be used together with the current code, even if both conditions are present.

  • • allergy NOS (T78.40)
  • • contact dermatitis NOS (L25.9)
  • • dermatitis NOS (L30.9)

Can Code Together

These codes can be used together with the current code if both conditions are documented.

  • • dermatitis due to substances taken internally (L27.-)
  • • dermatitis of eyelid (H01.1-)
  • • diaper dermatitis (L22)
  • • eczema of external ear (H60.5-)
  • • irritant contact dermatitis (L24.-)
  • • perioral dermatitis (L71.0)
  • • radiation-related disorders of the skin and subcutaneous tissue (L55-L59)