L24 ICD-10-CA category: Irritant contact dermatitis
L24 isn’t a code on its own. Choose one of the 10 codes beneath it, the one the documentation supports.
Official description
L24Irritant contact dermatitis
ICD-10-CA · Canada
Codes in L24
L24 isn’t a code on its own. Open the code that matches what the note documents.
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 skinL24.5Irritant contact dermatitis due to other chemical productsL24.6Irritant 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 causeNotes for L24
As CIHI prints them, with any note L24 takes from the headings above it.
Includes
- Irritant contact eczema
Excludes
Conditions classified elsewhere.
- Allergy NOS (T78.4)dermatitis (of):• NOS (L30.9)• allergic contact (L23.-)• contact NOS (L25.9)• diaper [napkin] (L22)• due to substances taken internally (L27.-)• eyelid (H01.1)• perioral (L71.0)eczema of external ear (H60.5)radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
- Chronic (childhood) granulomatous disease (D71)dermatitis:• dry skin (L85.3)• factitial (L98.1)• gangrenosa (L08.0)• herpetiformis (L13.0)• perioral (L71.0)• stasis (I83.1-I83.2)radiation-related disorders of the skin and subcutaneous tissue (L55-L59)From L20-L30 Dermatitis and eczema
- Certain:• conditions originating in the perinatal period (P00-P96)• infectious and parasitic diseases (A00-B99)complications of pregnancy, childbirth and the puerperium (O00-O99)congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)lipomelanotic reticulosis (I89.8)neoplasms (C00-D48)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)systemic connective tissue disorders (M30-M36)From Chapter 12: Diseases of the skin and subcutaneous tissue (L00-L99)
Note
- In this block the terms dermatitis and eczema are used synonymously and interchangeably.From L20-L30 Dermatitis and eczema
Where L24 sits
- 1ChapterChapter 12: Diseases of the skin and subcutaneous tissue (L00-L99)
- 2Block L20-L30Dermatitis and eczema
- 3Category L24Irritant contact dermatitis
Source and release
- Data release
- ICD-10-CA · FY 2026–2027
- Effective date
- Apr 1, 2026
- Publisher
- CIHI
This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
Is L24 a valid ICD-10-CA code?
No. L24 (Irritant contact dermatitis) is a category heading in CIHI’s ICD-10-CA FY 2026–2027 release. It holds 10 codes; record the one the documentation supports.
Where is L24 in ICD-10-CA?
L24 sits under L20-L30 Dermatitis and eczema, within Chapter 12: Diseases of the skin and subcutaneous tissue (L00-L99).
What coding notes apply to L24?
ICD-10-CA lists Includes, Excludes, Note notes for L24, including those from the headings it sits under. They are listed on this page with where each one comes from.
Which ICD-10-CA release does this page use?
It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.