ICD-10-CM — Chapter 12

Diseases of the skin and subcutaneous tissue - Includes infections of the skin and subcutaneous tissue, pressure ulcers and other disorders of the skin and subcutaneous tissue.

Tabular List

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Diseases of the skin and subcutaneous tissue

- Includes infections of the skin and subcutaneous tissue, pressure ulcers and other disorders of the skin and subcutaneous tissue.

Excludes2

  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • lipomelanotic reticulosis (I89.8)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • systemic connective tissue disorders (M30-M36)
  • viral warts (B07.-)
Expand All Chapter #12 contains the following ICD-10-CM sections:

Excludes2

  • hordeolum (H00.0)
  • infective dermatitis (L30.3)
  • local infections of skin classified in Chapter 1
  • lupus panniculitis (L93.2)
  • panniculitis NOS (M79.3)
  • panniculitis of neck and back (M54.0-)
  • Perlèche NOS (K13.0)
  • Perlèche due to candidiasis (B37.0)
  • Perlèche due to riboflavin deficiency (E53.0)
  • pyogenic granuloma (L98.0)
  • relapsing panniculitis [Weber-Christian] (M35.6)
  • viral warts (B07.-)
  • zoster (B02.-)
  • L00 Staphylococcal scalded skin syndrome

    Inclusion term(s):

    • Ritter's disease
  • L01 Impetigo

  • L02 Cutaneous abscess, furuncle and carbuncle

  • L03 Cellulitis and acute lymphangitis

  • L04 Acute lymphadenitis

  • L05 Pilonidal cyst and sinus

  • L08 Other local infections of skin and subcutaneous tissue

Excludes1

  • benign familial pemphigus [Hailey-Hailey] (Q82.8)
  • staphylococcal scalded skin syndrome (L00)
  • toxic epidermal necrolysis [Lyell] (L51.2)
  • L10 Pemphigus

  • L11 Other acantholytic disorders

  • L12 Pemphigoid

  • L13 Other bullous disorders

  • L14 Bullous disorders in diseases classified elsewhere

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

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

  • L21 Seborrheic dermatitis

  • L22 Diaper dermatitis

    Inclusion term(s):

    • Diaper erythema
    • Diaper rash
    • Psoriasiform diaper rash
  • L23 Allergic contact dermatitis

  • L24 Irritant contact dermatitis

  • L25 Unspecified contact dermatitis

  • L26 Exfoliative dermatitis

    Inclusion term(s):

    • Hebra's pityriasis
  • L27 Dermatitis due to substances taken internally

  • L28 Lichen simplex chronicus and prurigo

  • L29 Pruritus

  • L30 Other and unspecified dermatitis

  • L40 Psoriasis

  • L41 Parapsoriasis

  • L42 Pityriasis rosea

  • L43 Lichen planus

  • L44 Other papulosquamous disorders

  • L45 Papulosquamous disorders in diseases classified elsewhere

Excludes1

  • L49 Exfoliation due to erythematous conditions according to extent of body surface involved

  • L50 Urticaria

  • L51 Erythema multiforme

  • L52 Erythema nodosum

  • L53 Other erythematous conditions

  • L54 Erythema in diseases classified elsewhere

  • L55 Sunburn

  • L56 Other acute skin changes due to ultraviolet radiation

  • L57 Skin changes due to chronic exposure to nonionizing radiation

  • L58 Radiodermatitis

  • L59 Other disorders of skin and subcutaneous tissue related to radiation

Excludes1

  • congenital malformations of integument (Q84.-)
  • L60 Nail disorders

  • L62 Nail disorders in diseases classified elsewhere

  • L63 Alopecia areata

  • L64 Androgenic alopecia

  • L65 Other nonscarring hair loss

  • L66 Cicatricial alopecia [scarring hair loss]

  • L67 Hair color and hair shaft abnormalities

  • L68 Hypertrichosis

  • L70 Acne

  • L71 Rosacea

  • L72 Follicular cysts of skin and subcutaneous tissue

  • L73 Other follicular disorders

  • L74 Eccrine sweat disorders

  • L75 Apocrine sweat disorders

  • L76 Intraoperative and postprocedural complications of skin and subcutaneous tissue

  • L80 Vitiligo

  • L81 Other disorders of pigmentation

  • L82 Seborrheic keratosis

  • L83 Acanthosis nigricans

    Inclusion term(s):

    • Confluent and reticulated papillomatosis
  • L84 Corns and callosities

    Inclusion term(s):

    • Callus
    • Clavus
  • L85 Other epidermal thickening

  • L86 Keratoderma in diseases classified elsewhere

  • L87 Transepidermal elimination disorders

  • L88 Pyoderma gangrenosum

    Inclusion term(s):

    • Phagedenic pyoderma
  • L89 Pressure ulcer

  • L90 Atrophic disorders of skin

  • L91 Hypertrophic disorders of skin

  • L92 Granulomatous disorders of skin and subcutaneous tissue

  • L93 Lupus erythematosus

  • L94 Other localized connective tissue disorders

  • L95 Vasculitis limited to skin, not elsewhere classified

  • L97 Non-pressure chronic ulcer of lower limb, not elsewhere classified

  • L98 Other disorders of skin and subcutaneous tissue, not elsewhere classified

  • L99 Other disorders of skin and subcutaneous tissue in diseases classified elsewhere