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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  • L89.006—

    Pressure-induced deep tissue damage of unspecified elbow

  • L89.009—

    Pressure ulcer of unspecified elbow, unspecified stage

  • L89.01—

    Pressure ulcer of right elbow

  • L89.010—

    Pressure ulcer of right elbow, unstageable

  • L89.011—

    Pressure ulcer of right elbow, stage 1

  • L89.012—

    Pressure ulcer of right elbow, stage 2

  • L89.013—

    Pressure ulcer of right elbow, stage 3

  • L89.014—

    Pressure ulcer of right elbow, stage 4

  • L89.016—

    Pressure-induced deep tissue damage of right elbow

  • L89.019—

    Pressure ulcer of right elbow, unspecified stage

  • L89.02—

    Pressure ulcer of left elbow

  • L89.020—

    Pressure ulcer of left elbow, unstageable

  • L89.021—

    Pressure ulcer of left elbow, stage 1

  • L89.022—

    Pressure ulcer of left elbow, stage 2

  • L89.023—

    Pressure ulcer of left elbow, stage 3

  • L89.024—

    Pressure ulcer of left elbow, stage 4

  • L89.026—

    Pressure-induced deep tissue damage of left elbow

  • L89.029—

    Pressure ulcer of left elbow, unspecified stage

  • L89.1—

    Pressure ulcer of back

  • L89.10—

    Pressure ulcer of unspecified part of back

  • L89.100—

    Pressure ulcer of unspecified part of back, unstageable

  • L89.101—

    Pressure ulcer of unspecified part of back, stage 1

  • L89.102—

    Pressure ulcer of unspecified part of back, stage 2

  • L89.103—

    Pressure ulcer of unspecified part of back, stage 3

  • L89.104—

    Pressure ulcer of unspecified part of back, stage 4

  • L89.106—

    Pressure-induced deep tissue damage of unspecified part of back

  • L89.109—

    Pressure ulcer of unspecified part of back, unspecified stage

  • L89.11—

    Pressure ulcer of right upper back

  • L89.110—

    Pressure ulcer of right upper back, unstageable

  • L89.111—

    Pressure ulcer of right upper back, stage 1

  • L89.112—

    Pressure ulcer of right upper back, stage 2

  • L89.113—

    Pressure ulcer of right upper back, stage 3

  • L89.114—

    Pressure ulcer of right upper back, stage 4

  • L89.116—

    Pressure-induced deep tissue damage of right upper back

  • L89.119—

    Pressure ulcer of right upper back, unspecified stage

  • L89.12—

    Pressure ulcer of left upper back

  • L89.120—

    Pressure ulcer of left upper back, unstageable

  • L89.121—

    Pressure ulcer of left upper back, stage 1

  • L89.122—

    Pressure ulcer of left upper back, stage 2

  • L89.123—

    Pressure ulcer of left upper back, stage 3

  • L89.124—

    Pressure ulcer of left upper back, stage 4

  • L89.126—

    Pressure-induced deep tissue damage of left upper back

  • L89.129—

    Pressure ulcer of left upper back, unspecified stage

  • L89.13—

    Pressure ulcer of right lower back

  • L89.130—

    Pressure ulcer of right lower back, unstageable

  • L89.131—

    Pressure ulcer of right lower back, stage 1

  • L89.132—

    Pressure ulcer of right lower back, stage 2

  • L89.133—

    Pressure ulcer of right lower back, stage 3

  • L89.134—

    Pressure ulcer of right lower back, stage 4

  • L89.136—

    Pressure-induced deep tissue damage of right lower back

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