ICD-10-CM Codes 2026 (USA)

• L98.413	Non-pressure chronic ulcer of buttock with necrosis of muscle

• L98.0	Pyogenic granuloma
  L98.1	Factitial dermatitis
  L98.2	Febrile neutrophilic dermatosis [Sweet]
  L98.3	Eosinophilic cellulitis [Wells]
  L98.411	Non-pressure chronic ulcer of buttock limited to breakdown of skin
  L98.412	Non-pressure chronic ulcer of buttock with fat layer exposed
  L98.413	Non-pressure chronic ulcer of buttock with necrosis of muscle
  L98.414	Non-pressure chronic ulcer of buttock with necrosis of bone
  L98.415	Non-pressure chronic ulcer of buttock with muscle involvement without evidence of necrosis
  L98.416	Non-pressure chronic ulcer of buttock with bone involvement without evidence of necrosis
  L98.418	Non-pressure chronic ulcer of buttock with other specified severity
  L98.419	Non-pressure chronic ulcer of buttock with unspecified severity
  L98.421	Non-pressure chronic ulcer of back limited to breakdown of skin
  L98.422	Non-pressure chronic ulcer of back with fat layer exposed
  L98.423	Non-pressure chronic ulcer of back with necrosis of muscle
  L98.424	Non-pressure chronic ulcer of back with necrosis of bone
  L98.425	Non-pressure chronic ulcer of back with muscle involvement without evidence of necrosis
  L98.426	Non-pressure chronic ulcer of back with bone involvement without evidence of necrosis
  L98.428	Non-pressure chronic ulcer of back with other specified severity
  L98.429	Non-pressure chronic ulcer of back with unspecified severity

Created by Peter Blahut, MD