ICD-10-CM Book 2024 Edition

Chapters  /  Chapter 12  /  L20-L30

Dermatitis and eczema (L20-L30)

Excludes2: 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)
L20 Atopic dermatitis
L20.0 Besnier's prurigo
L20.8 Other atopic dermatitis
Excludes2 circumscribed neurodermatitis (L28.0)
L20.81 Atopic neurodermatitis
Diffuse neurodermatitis
L20.82 Flexural eczema
L20.83 Infantile (acute) (chronic) eczema
age Pediatric: [0-17]
L20.84 Intrinsic (allergic) eczema
L20.89 Other atopic dermatitis
L20.9 Atopic dermatitis, unspecified
L21 Seborrheic dermatitis
Excludes2 infective dermatitis (L30.3)
seborrheic keratosis (L82.-)
L21.0 Seborrhea capitis
Cradle cap
L21.1 Seborrheic infantile dermatitis
age Pediatric: [0-17]
L21.8 Other seborrheic dermatitis
L21.9 Seborrheic dermatitis, unspecified
Seborrhea NOS
L22 Diaper dermatitis
Diaper erythema
Diaper rash
Psoriasiform diaper rash
L23 Allergic contact dermatitis
Excludes1 allergy NOS (T78.40)
contact dermatitis NOS (L25.9)
dermatitis NOS (L30.9)
Excludes2 dermatitis due to substances taken internally (L27.-)
dermatitis of eyelid (H01.1-)
diaper dermatitis (L22)
eczema of external ear (H60.5-)
irritant contact dermatitis (L24.-)
perioral dermatitis (L71.0)
radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
L23.0 Allergic contact dermatitis due to metals
Allergic contact dermatitis due to chromium
Allergic contact dermatitis due to nickel
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
UseAdditionalCode code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Excludes2 dermatitis due to ingested drugs and medicaments (L27.0-L27.1)
L23.4 Allergic contact dermatitis due to dyes
L23.5 Allergic contact dermatitis due to other chemical products
Allergic contact dermatitis due to cement
Allergic contact dermatitis due to insecticide
Allergic contact dermatitis due to plastic
Allergic contact dermatitis due to rubber
L23.6 Allergic contact dermatitis due to food in contact with the skin
Excludes2 dermatitis due to ingested food (L27.2)
L23.7 Allergic contact dermatitis due to plants, except food
Excludes2 allergy NOS due to pollen (J30.1)
L23.8 Allergic contact dermatitis due to other agents
L23.81 Allergic contact dermatitis due to animal (cat) (dog) dander
Allergic contact dermatitis due to animal (cat) (dog) hair
L23.89 Allergic contact dermatitis due to other agents
L23.9 Allergic contact dermatitis, unspecified cause
Allergic contact eczema NOS
L24 Irritant contact dermatitis
Excludes1 allergy NOS (T78.40)
contact dermatitis NOS (L25.9)
dermatitis NOS (L30.9)
Excludes2 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)
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
Irritant contact dermatitis due to chlorocompound
Irritant contact dermatitis due to cyclohexane
Irritant contact dermatitis due to ester
Irritant contact dermatitis due to glycol
Irritant contact dermatitis due to hydrocarbon
Irritant contact dermatitis due to ketone
L24.3 Irritant contact dermatitis due to cosmetics
L24.4 Irritant contact dermatitis due to drugs in contact with skin
UseAdditionalCode code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
L24.5 Irritant contact dermatitis due to other chemical products
Irritant contact dermatitis due to cement
Irritant contact dermatitis due to insecticide
Irritant contact dermatitis due to plastic
Irritant contact dermatitis due to rubber
L24.6 Irritant contact dermatitis due to food in contact with skin
Excludes2 dermatitis due to ingested food (L27.2)
L24.7 Irritant contact dermatitis due to plants, except food
Excludes2 allergy NOS to pollen (J30.1)
L24.8 Irritant contact dermatitis due to other agents
L24.81 Irritant contact dermatitis due to metals
Irritant contact dermatitis due to chromium
Irritant contact dermatitis due to nickel
L24.89 Irritant contact dermatitis due to other agents
Irritant contact dermatitis due to dyes
L24.9 Irritant contact dermatitis, unspecified cause
Irritant contact eczema NOS
L24.A Irritant contact dermatitis due to friction or contact with body fluids
Excludes1 irritant contact dermatitis related to stoma or fistula (L24.B-)
Excludes2 erythema intertrigo (L30.4)
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
Excludes1 diaper dermatitis (L22)
L24.A9 Irritant contact dermatitis due friction or contact with other specified body fluids
Irritant contact dermatitis related to endotracheal tube
Wound fluids, exudate
L24.B Irritant contact dermatitis related to stoma or fistula
UseAdditionalCode code to identify any artificial opening status (Z93.-), if applicable, for contact dermatitis related to stoma secretions
L24.B0 Irritant contact dermatitis related to unspecified stoma or fistula
Irritant contact dermatitis related to fistula NOS
Irritant contact dermatitis related to stoma NOS
L24.B1 Irritant contact dermatitis related to digestive stoma or fistula
Irritant contact dermatitis related to gastrostomy
Irritant contact dermatitis related to jejunostomy
Irritant contact dermatitis related to saliva or spit fistula
L24.B2 Irritant contact dermatitis related to respiratory stoma or fistula
Irritant contact dermatitis related to tracheostomy
L24.B3 Irritant contact dermatitis related to fecal or urinary stoma or fistula
Irritant contact dermatitis related to colostomy
Irritant contact dermatitis related to enterocutaneous fistula
Irritant contact dermatitis related to ileostomy
L25 Unspecified contact dermatitis
Excludes1 allergic contact dermatitis (L23.-)
allergy NOS (T78.40)
dermatitis NOS (L30.9)
irritant contact dermatitis (L24.-)
Excludes2 dermatitis due to ingested substances (L27.-)
dermatitis of eyelid (H01.1-)
eczema of external ear (H60.5-)
perioral dermatitis (L71.0)
radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
L25.0 Unspecified contact dermatitis due to cosmetics
L25.1 Unspecified contact dermatitis due to drugs in contact with skin
UseAdditionalCode code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Excludes2 dermatitis due to ingested drugs and medicaments (L27.0-L27.1)
L25.2 Unspecified contact dermatitis due to dyes
L25.3 Unspecified contact dermatitis due to other chemical products
Unspecified contact dermatitis due to cement
Unspecified contact dermatitis due to insecticide
L25.4 Unspecified contact dermatitis due to food in contact with skin
Excludes2 dermatitis due to ingested food (L27.2)
L25.5 Unspecified contact dermatitis due to plants, except food
Excludes1 nettle rash (L50.9)
Excludes2 allergy NOS due to pollen (J30.1)
L25.8 Unspecified contact dermatitis due to other agents
L25.9 Unspecified contact dermatitis, unspecified cause
Contact dermatitis (occupational) NOS
Contact eczema (occupational) NOS
L26 Exfoliative dermatitis
Hebra's pityriasis
Excludes1 Ritter's disease (L00)
L27 Dermatitis due to substances taken internally
Excludes1 allergy NOS (T78.40)
Excludes2 adverse food reaction, except dermatitis (T78.0-T78.1)
contact dermatitis (L23-L25)
drug photoallergic response (L56.1)
drug phototoxic response (L56.0)
urticaria (L50.-)
L27.0 Generalized skin eruption due to drugs and medicaments taken internally
UseAdditionalCode code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
L27.1 Localized skin eruption due to drugs and medicaments taken internally
UseAdditionalCode code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
L27.2 Dermatitis due to ingested food
Excludes2 dermatitis due to food in contact with skin (L23.6, L24.6, L25.4)
L27.8 Dermatitis due to other substances taken internally
L27.9 Dermatitis due to unspecified substance taken internally
L28 Lichen simplex chronicus and prurigo
L28.0 Lichen simplex chronicus
Circumscribed neurodermatitis
Lichen NOS
L28.1 Prurigo nodularis
L28.2 Other prurigo
Prurigo NOS
Prurigo Hebra
Prurigo mitis
Urticaria papulosa
L29 Pruritus
Excludes1 neurotic excoriation (L98.1)
psychogenic pruritus (F45.8)
L29.0 Pruritus ani
L29.1 Pruritus scroti
sex Male
L29.2 Pruritus vulvae
sex Female
L29.3 Anogenital pruritus, unspecified
L29.8 Other pruritus
L29.9 Pruritus, unspecified
Itch NOS
L30 Other and unspecified dermatitis
Excludes2 contact dermatitis (L23-L25)
dry skin dermatitis (L85.3)
small plaque parapsoriasis (L41.3)
stasis dermatitis (I87.2)
L30.0 Nummular dermatitis
L30.1 Dyshidrosis [pompholyx]
L30.2 Cutaneous autosensitization
Candidid [levurid]
Dermatophytid
Eczematid
L30.3 Infective dermatitis
Infectious eczematoid dermatitis
L30.4 Erythema intertrigo
L30.5 Pityriasis alba
L30.8 Other specified dermatitis
L30.9 Dermatitis, unspecified
Eczema NOS