ICD-10-CM Codes L00-L99 L20-L30

Section L20-L30 Dermatitis and eczema L20-L30

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( L10-L14 )

( L40-L45 )

Excludes-2 for L20-L30:

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 for L20-L30:

In this block the terms dermatitis and eczema are used synonymously and interchangeably.

Code List:

L20

Code hierarchy

L20 Atopic dermatitis
- L20.0 Besnier's prurigo
- L20.8 Other atopic dermatitis
  - L20.81 Atopic neurodermatitis
  - L20.82 Flexural eczema
  - L20.83 Infantile (acute) (chronic) eczema
  - L20.84 Intrinsic (allergic) eczema
  - L20.89 Other atopic dermatitis
- L20.9 Atopic dermatitis, unspecified

Atopic dermatitis

L21

Code hierarchy

L21 Seborrheic dermatitis
- L21.0 Seborrhea capitis
- L21.1 Seborrheic infantile dermatitis
- L21.8 Other seborrheic dermatitis
- L21.9 Seborrheic dermatitis, unspecified

Seborrheic dermatitis

L22

Diaper dermatitis

L23

Code hierarchy

L23 Allergic contact dermatitis
- L23.0 Allergic contact dermatitis due to metals
- L23.1 Allergic contact dermatitis due to adhesives
- L23.2 Allergic contact dermatitis due to cosmetics
- L23.3 Allergic contact dermatitis due to drugs in contact with skin
- L23.4 Allergic contact dermatitis due to dyes
- L23.5 Allergic contact dermatitis due to other chemical products
- L23.6 Allergic contact dermatitis due to food in contact with the skin
- L23.7 Allergic contact dermatitis due to plants, except food
- L23.8 Allergic contact dermatitis due to other agents
  - L23.81 Allergic contact dermatitis due to animal (cat) (dog) dander
  - L23.89 Allergic contact dermatitis due to other agents
- L23.9 Allergic contact dermatitis, unspecified cause

Allergic contact dermatitis

L24

Code hierarchy

L24 Irritant contact dermatitis
- L24.0 Irritant contact dermatitis due to detergents
- L24.1 Irritant contact dermatitis due to oils and greases
- L24.2 Irritant contact dermatitis due to solvents
- L24.3 Irritant contact dermatitis due to cosmetics
- L24.4 Irritant contact dermatitis due to drugs in contact with skin
- L24.5 Irritant contact dermatitis due to other chemical products
- L24.6 Irritant contact dermatitis due to food in contact with skin
- L24.7 Irritant contact dermatitis due to plants, except food
- L24.8 Irritant contact dermatitis due to other agents
  - L24.81 Irritant contact dermatitis due to metals
  - L24.89 Irritant contact dermatitis due to other agents
- L24.9 Irritant contact dermatitis, unspecified cause
- L24.A Irritant contact dermatitis due to friction or contact with body fluids
  - L24.A0 Irritant contact dermatitis due to friction or contact with body fluids, unspecified
  - L24.A1 Irritant contact dermatitis due to saliva
  - L24.A2 Irritant contact dermatitis due to fecal, urinary or dual incontinence
  - L24.A9 Irritant contact dermatitis due friction or contact with other specified body fluids
- L24.B Irritant contact dermatitis related to stoma or fistula
  - L24.B0 Irritant contact dermatitis related to unspecified stoma or fistula
  - L24.B1 Irritant contact dermatitis related to digestive stoma or fistula
  - L24.B2 Irritant contact dermatitis related to respiratory stoma or fistula
  - L24.B3 Irritant contact dermatitis related to fecal or urinary stoma or fistula

Irritant contact dermatitis

L25

Code hierarchy

L25 Unspecified contact dermatitis
- L25.0 Unspecified contact dermatitis due to cosmetics
- L25.1 Unspecified contact dermatitis due to drugs in contact with skin
- L25.2 Unspecified contact dermatitis due to dyes
- L25.3 Unspecified contact dermatitis due to other chemical products
- L25.4 Unspecified contact dermatitis due to food in contact with skin
- L25.5 Unspecified contact dermatitis due to plants, except food
- L25.8 Unspecified contact dermatitis due to other agents
- L25.9 Unspecified contact dermatitis, unspecified cause

Unspecified contact dermatitis

L26

Exfoliative dermatitis

L27

Code hierarchy

L27 Dermatitis due to substances taken internally
- L27.0 Generalized skin eruption due to drugs and medicaments taken internally
- L27.1 Localized skin eruption due to drugs and medicaments taken internally
- L27.2 Dermatitis due to ingested food
- L27.8 Dermatitis due to other substances taken internally
- L27.9 Dermatitis due to unspecified substance taken internally

Dermatitis due to substances taken internally

L28

Code hierarchy

L28 Lichen simplex chronicus and prurigo
- L28.0 Lichen simplex chronicus
- L28.1 Prurigo nodularis
- L28.2 Other prurigo

Lichen simplex chronicus and prurigo

L29

Code hierarchy

L29 Pruritus
- L29.0 Pruritus ani
- L29.1 Pruritus scroti
- L29.2 Pruritus vulvae
- L29.3 Anogenital pruritus, unspecified
- L29.8 Other pruritus
  - L29.81 Cholestatic pruritus
  - L29.89 Other pruritus
- L29.9 Pruritus, unspecified

Pruritus

L30

Code hierarchy

L30 Other and unspecified dermatitis
- L30.0 Nummular dermatitis
- L30.1 Dyshidrosis [pompholyx]
- L30.2 Cutaneous autosensitization
- L30.3 Infective dermatitis
- L30.4 Erythema intertrigo
- L30.5 Pityriasis alba
- L30.8 Other specified dermatitis
- L30.9 Dermatitis, unspecified

Other and unspecified dermatitis