All ICD10 Codes
Chapter 12

L00–L99: Diseases of the Skin and Subcutaneous Tissue

Diseases of the Skin and Subcutaneous Tissue diagnostic classification updated for 2026.

Chapter Instructions

Excludes2(Not included here. Code separately if applicable.)
  • 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.-)
All CodesBillable Only
Internal Codes
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  • L89.514—

    Pressure ulcer of right ankle, stage 4

  • L89.516—

    Pressure-induced deep tissue damage of right ankle

  • L89.519—

    Pressure ulcer of right ankle, unspecified stage

  • L89.520—

    Pressure ulcer of left ankle, unstageable

  • L89.521—

    Pressure ulcer of left ankle, stage 1

  • L89.522—

    Pressure ulcer of left ankle, stage 2

  • L89.523—

    Pressure ulcer of left ankle, stage 3

  • L89.524—

    Pressure ulcer of left ankle, stage 4

  • L89.526—

    Pressure-induced deep tissue damage of left ankle

  • L89.529—

    Pressure ulcer of left ankle, unspecified stage

  • L89.600—

    Pressure ulcer of unspecified heel, unstageable

  • L89.601—

    Pressure ulcer of unspecified heel, stage 1

  • L89.602—

    Pressure ulcer of unspecified heel, stage 2

  • L89.603—

    Pressure ulcer of unspecified heel, stage 3

  • L89.604—

    Pressure ulcer of unspecified heel, stage 4

  • L89.606—

    Pressure-induced deep tissue damage of unspecified heel

  • L89.609—

    Pressure ulcer of unspecified heel, unspecified stage

  • L89.610—

    Pressure ulcer of right heel, unstageable

  • L89.611—

    Pressure ulcer of right heel, stage 1

  • L89.612—

    Pressure ulcer of right heel, stage 2

  • L89.613—

    Pressure ulcer of right heel, stage 3

  • L89.614—

    Pressure ulcer of right heel, stage 4

  • L89.616—

    Pressure-induced deep tissue damage of right heel

  • L89.619—

    Pressure ulcer of right heel, unspecified stage

  • L89.620—

    Pressure ulcer of left heel, unstageable

  • L89.621—

    Pressure ulcer of left heel, stage 1

  • L89.622—

    Pressure ulcer of left heel, stage 2

  • L89.623—

    Pressure ulcer of left heel, stage 3

  • L89.624—

    Pressure ulcer of left heel, stage 4

  • L89.626—

    Pressure-induced deep tissue damage of left heel

  • L89.629—

    Pressure ulcer of left heel, unspecified stage

  • L89.810—

    Pressure ulcer of head, unstageable

  • L89.811—

    Pressure ulcer of head, stage 1

  • L89.812—

    Pressure ulcer of head, stage 2

  • L89.813—

    Pressure ulcer of head, stage 3

  • L89.814—

    Pressure ulcer of head, stage 4

  • L89.816—

    Pressure-induced deep tissue damage of head

  • L89.819—

    Pressure ulcer of head, unspecified stage

  • L89.890—

    Pressure ulcer of other site, unstageable

  • L89.891—

    Pressure ulcer of other site, stage 1

  • L89.892—

    Pressure ulcer of other site, stage 2

  • L89.893—

    Pressure ulcer of other site, stage 3

  • L89.894—

    Pressure ulcer of other site, stage 4

  • L89.896—

    Pressure-induced deep tissue damage of other site

  • L89.899—

    Pressure ulcer of other site, unspecified stage

  • L89.90—

    Pressure ulcer of unspecified site, unspecified stage

  • L89.91—

    Pressure ulcer of unspecified site, stage 1

  • L89.92—

    Pressure ulcer of unspecified site, stage 2

  • L89.93—

    Pressure ulcer of unspecified site, stage 3

  • L89.94—

    Pressure ulcer of unspecified site, stage 4

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