MCMedicalCodingSoftware
L23.8

L23.8: Allergic contact dermatitis due to other agents

Non-billable headerICD-10-CM

L23.8 is a non-billable header ICD-10-CM code for allergic contact dermatitis due to other agents. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes1 inherited from the categories above L23.8

A category’s note binds every code beneath it.

Written on L23: Allergic contact dermatitis

Excludes2 inherited from the categories above L23.8

Not part of this code, but both may be coded when both are present.

Written on L23: Allergic contact dermatitis

  • 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)

Other codes that can never be billed with L23.8

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • L25Unspecified contact dermatitis
  • L50Urticaria

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead L23.8

2 child codes. Green means billable.

Other codes under L23

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.