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Chapter 12: Diseases of the skin and subcutaneous tissue
L20-L30

Dermatitis and eczema

Explore comprehensive insights into Dermatitis and Eczema (ICD-10 L20-L30), focusing on clinical relevance, precise documentation, and coding specificity. Enhance your understanding of these common skin conditions to improve patient care and streamline medical billing processes.

About This Range
89+
Total codes
74+
Billable codes
15+
Non-billable codes
12
Chapters
Codes in this Range (89+)
Chapter 12: Diseases of the skin and subcutaneous tissue Range: L00-L99
L20
Atopic dermatitis
L20.0
Besnier's prurigo
Billable
L20.8
Other atopic dermatitis
L20.81
Atopic neurodermatitis
Billable
L20.82
Flexural eczema
Billable
L20.83
Infantile (acute) (chronic) eczema
Billable
L20.84
Intrinsic (allergic) eczema
Billable
L20.89
Other atopic dermatitis
Billable
L20.9
Atopic dermatitis, unspecified
Billable
L21
Seborrheic dermatitis
L21.0
Seborrhea capitis
Billable
L21.1
Seborrheic infantile dermatitis
Billable
L21.8
Other seborrheic dermatitis
Billable
L21.9
Seborrheic dermatitis, unspecified
Billable
L22
Diaper dermatitis
Billable
L23
Allergic contact dermatitis
L23.0
Allergic contact dermatitis due to metals
Billable
L23.1
Allergic contact dermatitis due to adhesives
Billable
L23.2
Allergic contact dermatitis due to cosmetics
Billable
L23.3
Allergic contact dermatitis due to drugs in contact with skin
Billable
L23.4
Allergic contact dermatitis due to dyes
Billable
L23.5
Allergic contact dermatitis due to other chemical products
Billable
L23.6
Allergic contact dermatitis due to food in contact with the skin
Billable
L23.7
Allergic contact dermatitis due to plants, except food
Billable
L23.8
Allergic contact dermatitis due to other agents
L23.81
Allergic contact dermatitis due to animal (cat) (dog) dander
Billable
L23.89
Allergic contact dermatitis due to other agents
Billable
L23.9
Allergic contact dermatitis, unspecified cause
Billable
L24
Irritant contact dermatitis
L24.0
Irritant contact dermatitis due to detergents
Billable
L24.1
Irritant contact dermatitis due to oils and greases
Billable
L24.2
Irritant contact dermatitis due to solvents
Billable
L24.3
Irritant contact dermatitis due to cosmetics
Billable
L24.4
Irritant contact dermatitis due to drugs in contact with skin
Billable
L24.5
Irritant contact dermatitis due to other chemical products
Billable
L24.6
Irritant contact dermatitis due to food in contact with skin
Billable
L24.7
Irritant contact dermatitis due to plants, except food
Billable
L24.8
Irritant contact dermatitis due to other agents
L24.81
Irritant contact dermatitis due to metals
Billable
L24.89
Irritant contact dermatitis due to other agents
Billable
L24.9
Irritant contact dermatitis, unspecified cause
Billable
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
Billable
L24.A1
Irritant contact dermatitis due to saliva
Billable
L24.A2
Irritant contact dermatitis due to fecal, urinary or dual incontinence
Billable
L24.A9
Irritant contact dermatitis due friction or contact with other specified body fluids
Billable
L24.B
Irritant contact dermatitis related to stoma or fistula
L24.B0
Irritant contact dermatitis related to unspecified stoma or fistula
Billable
L24.B1
Irritant contact dermatitis related to digestive stoma or fistula
Billable
L24.B2
Irritant contact dermatitis related to respiratory stoma or fistula
Billable
L24.B3
Irritant contact dermatitis related to fecal or urinary stoma or fistula
Billable
L25
Unspecified contact dermatitis
L25.0
Unspecified contact dermatitis due to cosmetics
Billable
L25.1
Unspecified contact dermatitis due to drugs in contact with skin
Billable
L25.2
Unspecified contact dermatitis due to dyes
Billable
L25.3
Unspecified contact dermatitis due to other chemical products
Billable
L25.4
Unspecified contact dermatitis due to food in contact with skin
Billable
L25.5
Unspecified contact dermatitis due to plants, except food
Billable
L25.8
Unspecified contact dermatitis due to other agents
Billable
L25.9
Unspecified contact dermatitis, unspecified cause
Billable
L26
Exfoliative dermatitis
Billable
L27
Dermatitis due to substances taken internally
L27.0
Generalized skin eruption due to drugs and medicaments taken internally
Billable
L27.1
Localized skin eruption due to drugs and medicaments taken internally
Billable
L27.2
Dermatitis due to ingested food
Billable
L27.8
Dermatitis due to other substances taken internally
Billable
L27.9
Dermatitis due to unspecified substance taken internally
Billable
L28
Lichen simplex chronicus and prurigo
L28.0
Lichen simplex chronicus
Billable
L28.1
Prurigo nodularis
Billable
L28.2
Other prurigo
Billable
L29
Pruritus
L29.0
Pruritus ani
Billable
L29.1
Pruritus scroti
Billable
L29.2
Pruritus vulvae
Billable
L29.3
Anogenital pruritus, unspecified
Billable
L29.8
Other pruritus
L29.81
Cholestatic pruritus
Billable
L29.89
Other pruritus
Billable
L29.9
Pruritus, unspecified
Billable
L30
Other and unspecified dermatitis
L30.0
Nummular dermatitis
Billable
L30.1
Dyshidrosis [pompholyx]
Billable
L30.2
Cutaneous autosensitization
Billable
L30.3
Infective dermatitis
Billable
L30.4
Erythema intertrigo
Billable
L30.5
Pityriasis alba
Billable
L30.8
Other specified dermatitis
Billable
L30.9
Dermatitis, unspecified
Billable

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Frequently Asked Questions
What are the common symptoms of dermatitis and eczema?

Common symptoms of dermatitis and eczema include itchy skin, redness, swelling, and sometimes blistering or oozing. These symptoms can vary in intensity and may lead to skin thickening if scratched frequently.

How is atopic dermatitis diagnosed?

Atopic dermatitis is diagnosed through a clinical evaluation of symptoms, patient history, and sometimes allergy testing. Dermatologists may also perform a skin biopsy to rule out other skin conditions.

What treatments are available for eczema flare-ups?

Treatments for eczema flare-ups include topical corticosteroids, moisturizers, and antihistamines to reduce itching. In severe cases, doctors may prescribe systemic medications or recommend phototherapy.