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L24.5

✓ Billable

Irritant contact dermatitis due to other chemical products

Diseases of the skin and subcutaneous tissue (L00-L99)

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Also Known As

Irritant contact dermatitis due to cementIrritant contact dermatitis due to insecticideIrritant contact dermatitis due to plasticIrritant contact dermatitis due to rubber

❌ Excludes1

inherited

Rules inherited from parent codes in the hierarchy.

L24
  • • allergy NOS (T78.40)
  • • contact dermatitis NOS (L25.9)
  • • dermatitis NOS (L30.9)

⚠️ Excludes2

inherited

Rules inherited from parent codes.

L24
  • • allergic contact dermatitis (L23.-)
  • • dermatitis due to substances taken internally (L27.-)
  • • dermatitis of eyelid (H01.1-)
  • • diaper dermatitis (L22)
  • • eczema of external ear (H60.5-)
  • • perioral dermatitis (L71.0)
  • • radiation-related disorders of the skin and subcutaneous tissue (L55-L59)

Clinical Description

ICD-10-CM code L24.5 represents irritant contact dermatitis due to other chemical products. This code falls under the Diseases of the skin and subcutaneous tissue (L00-L99) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.

This is a 5-character code at the 4th level of specificity. This is the most specific code available in this subcategory. Coders should note that L24.5 has 3 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.

Frequently Asked Questions

What is ICD-10 code L24.5?

ICD-10-CM code L24.5 is "Irritant contact dermatitis due to other chemical products". It belongs to the category: Diseases of the skin and subcutaneous tissue (L00-L99).

Is L24.5 a billable ICD-10 code?

Yes, L24.5 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What codes are excluded with L24.5?

L24.5 has 3 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.

Can L24.5 be coded with other codes?

L24.5 has 7 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.

Related Codes in L24

Other codes in the same category that may be relevant for differential coding:

L24.0Irritant contact dermatitis due to detergentsL24.1Irritant contact dermatitis due to oils and greasesL24.2Irritant contact dermatitis due to solventsL24.3Irritant contact dermatitis due to cosmeticsL24.4Irritant contact dermatitis due to drugs in contact with skinL24.6Irritant contact dermatitis due to food in contact with skinL24.7Irritant contact dermatitis due to plants, except foodL24.8Irritant contact dermatitis due to other agentsL24.9Irritant contact dermatitis, unspecified causeL24.AIrritant contact dermatitis due to friction or contact with body fluidsL24.BIrritant contact dermatitis related to stoma or fistula

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Code Information

CodeL24.5
BillableYes
ParentL24
CategoryDiseases of the skin and subcutaneous tissue (L00-L99)
Excludes13 rule(s)
Excludes27 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)