The block L20–L30 of ICD-10 is titled “Dermatitis and eczema”. It is part of Chapter XII, Diseases of the skin and subcutaneous tissue, and holds 11 groups.
What L20–L30 excludes
Conditions that look similar but belong under another code.
Coding notes
- In this block the terms dermatitis and eczema are used synonymously and interchangeably.
Codes in L20–L30
- L23.0Allergic contact dermatitis due to metals
- L23.1Allergic contact dermatitis due to adhesives
- L23.2Allergic contact dermatitis due to cosmetics
- L23.3Allergic contact dermatitis due to drugs in contact with skin
- L23.4Allergic contact dermatitis due to dyes
- L23.5Allergic contact dermatitis due to other chemical products
- L23.6Allergic contact dermatitis due to food in contact with skin
- L23.7Allergic contact dermatitis due to plants, except food
- L23.8Allergic contact dermatitis due to other agents
- L23.9Allergic contact dermatitis, unspecified cause
- L24.0Irritant contact dermatitis due to detergents
- L24.1Irritant contact dermatitis due to oils and greases
- L24.2Irritant contact dermatitis due to solvents
- L24.3Irritant contact dermatitis due to cosmetics
- L24.4Irritant contact dermatitis due to drugs in contact with skin
- L24.5Irritant contact dermatitis due to other chemical products
- L24.6Irritant contact dermatitis due to food in contact with skin
- L24.7Irritant contact dermatitis due to plants, except food
- L24.8Irritant contact dermatitis due to other agents
- L24.9Irritant contact dermatitis, unspecified cause
- L25.0Unspecified contact dermatitis due to cosmetics
- L25.1Unspecified contact dermatitis due to drugs in contact with skin
- L25.2Unspecified contact dermatitis due to dyes
- L25.3Unspecified contact dermatitis due to other chemical products
- L25.4Unspecified contact dermatitis due to food in contact with skin
- L25.5Unspecified contact dermatitis due to plants, except food
- L25.8Unspecified contact dermatitis due to other agents
- L25.9Unspecified contact dermatitis, unspecified cause
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
Look up another code
Stop looking codes up by hand
Docdemic listens to the consultation, writes the note and suggests the diagnosis and procedure codes that fit it, each one checked against your country’s official code list.
Try Docdemic free