L20-L30
Dermatitis and eczema
Dermatitis and eczema (L20-L30) is a block within ICD-10-CM Chapter 12: Diseases of the skin and subcutaneous tissue. It holds 11 categories.
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- chronic (childhood) granulomatous disease (D71-)
- dermatitis gangrenosa (L08.0)
- dermatitis herpetiformis (L13.0)
- dry skin dermatitis (L85.3)
- factitial dermatitis (L98.1)
- perioral dermatitis (L71.0)
- radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
- stasis dermatitis (I87.2)
Notes
- In this block the terms dermatitis and eczema are used synonymously and interchangeably.
Categories in L20-L30
- L20Atopic dermatitiscategory
- L21Seborrheic dermatitiscategory
- L22Diaper dermatitis
- L23Allergic contact dermatitiscategory
- L24Irritant contact dermatitiscategory
- L25Unspecified contact dermatitiscategory
- L26Exfoliative dermatitis
- L27Dermatitis due to substances taken internallycategory
- L28Lichen simplex chronicus and prurigocategory
- L29Prurituscategory
- L30Other and unspecified dermatitiscategory
Source
ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.