ICD-10-CM category
L97 Ulcer of lower limb, not elsewhere classified
L97 is a category, not a billable code. Report one of the 168 complete codes below.
L97.1…
24 codes
- L97.101Non-pressure chronic ulcer of unspecified thigh limited to breakdown of skin
- L97.102Non-pressure chronic ulcer of unspecified thigh with fat layer exposed
- L97.103Non-pressure chronic ulcer of unspecified thigh with necrosis of muscle
- L97.104Non-pressure chronic ulcer of unspecified thigh with necrosis of bone
- L97.105Non-pressure chronic ulcer of unspecified thigh with muscle involvement without evidence of necrosis
- L97.106Non-pressure chronic ulcer of unspecified thigh with bone involvement without evidence of necrosis
- L97.108Non-pressure chronic ulcer of unspecified thigh with other specified severity
- L97.109Non-pressure chronic ulcer of unspecified thigh with unspecified severity
- L97.111Non-pressure chronic ulcer of right thigh limited to breakdown of skin
- L97.112Non-pressure chronic ulcer of right thigh with fat layer exposed
- L97.113Non-pressure chronic ulcer of right thigh with necrosis of muscle
- L97.114Non-pressure chronic ulcer of right thigh with necrosis of bone
- L97.115Non-pressure chronic ulcer of right thigh with muscle involvement without evidence of necrosis
- L97.116Non-pressure chronic ulcer of right thigh with bone involvement without evidence of necrosis
- L97.118Non-pressure chronic ulcer of right thigh with other specified severity
- L97.119Non-pressure chronic ulcer of right thigh with unspecified severity
- L97.121Non-pressure chronic ulcer of left thigh limited to breakdown of skin
- L97.122Non-pressure chronic ulcer of left thigh with fat layer exposed
- L97.123Non-pressure chronic ulcer of left thigh with necrosis of muscle
- L97.124Non-pressure chronic ulcer of left thigh with necrosis of bone
- L97.125Non-pressure chronic ulcer of left thigh with muscle involvement without evidence of necrosis
- L97.126Non-pressure chronic ulcer of left thigh with bone involvement without evidence of necrosis
- L97.128Non-pressure chronic ulcer of left thigh with other specified severity
- L97.129Non-pressure chronic ulcer of left thigh with unspecified severity
L97.2…
24 codes
- L97.201Non-pressure chronic ulcer of unspecified calf limited to breakdown of skin
- L97.202Non-pressure chronic ulcer of unspecified calf with fat layer exposed
- L97.203Non-pressure chronic ulcer of unspecified calf with necrosis of muscle
- L97.204Non-pressure chronic ulcer of unspecified calf with necrosis of bone
- L97.205Non-pressure chronic ulcer of unspecified calf with muscle involvement without evidence of necrosis
- L97.206Non-pressure chronic ulcer of unspecified calf with bone involvement without evidence of necrosis
- L97.208Non-pressure chronic ulcer of unspecified calf with other specified severity
- L97.209Non-pressure chronic ulcer of unspecified calf with unspecified severity
- L97.211Non-pressure chronic ulcer of right calf limited to breakdown of skin
- L97.212Non-pressure chronic ulcer of right calf with fat layer exposed
- L97.213Non-pressure chronic ulcer of right calf with necrosis of muscle
- L97.214Non-pressure chronic ulcer of right calf with necrosis of bone
- L97.215Non-pressure chronic ulcer of right calf with muscle involvement without evidence of necrosis
- L97.216Non-pressure chronic ulcer of right calf with bone involvement without evidence of necrosis
- L97.218Non-pressure chronic ulcer of right calf with other specified severity
- L97.219Non-pressure chronic ulcer of right calf with unspecified severity
- L97.221Non-pressure chronic ulcer of left calf limited to breakdown of skin
- L97.222Non-pressure chronic ulcer of left calf with fat layer exposed
- L97.223Non-pressure chronic ulcer of left calf with necrosis of muscle
- L97.224Non-pressure chronic ulcer of left calf with necrosis of bone
- L97.225Non-pressure chronic ulcer of left calf with muscle involvement without evidence of necrosis
- L97.226Non-pressure chronic ulcer of left calf with bone involvement without evidence of necrosis
- L97.228Non-pressure chronic ulcer of left calf with other specified severity
- L97.229Non-pressure chronic ulcer of left calf with unspecified severity
L97.3…
24 codes
- L97.301Non-pressure chronic ulcer of unspecified ankle limited to breakdown of skin
- L97.302Non-pressure chronic ulcer of unspecified ankle with fat layer exposed
- L97.303Non-pressure chronic ulcer of unspecified ankle with necrosis of muscle
- L97.304Non-pressure chronic ulcer of unspecified ankle with necrosis of bone
- L97.305Non-pressure chronic ulcer of unspecified ankle with muscle involvement without evidence of necrosis
- L97.306Non-pressure chronic ulcer of unspecified ankle with bone involvement without evidence of necrosis
- L97.308Non-pressure chronic ulcer of unspecified ankle with other specified severity
- L97.309Non-pressure chronic ulcer of unspecified ankle with unspecified severity
- L97.311Non-pressure chronic ulcer of right ankle limited to breakdown of skin
- L97.312Non-pressure chronic ulcer of right ankle with fat layer exposed
- L97.313Non-pressure chronic ulcer of right ankle with necrosis of muscle
- L97.314Non-pressure chronic ulcer of right ankle with necrosis of bone
- L97.315Non-pressure chronic ulcer of right ankle with muscle involvement without evidence of necrosis
- L97.316Non-pressure chronic ulcer of right ankle with bone involvement without evidence of necrosis
- L97.318Non-pressure chronic ulcer of right ankle with other specified severity
- L97.319Non-pressure chronic ulcer of right ankle with unspecified severity
- L97.321Non-pressure chronic ulcer of left ankle limited to breakdown of skin
- L97.322Non-pressure chronic ulcer of left ankle with fat layer exposed
- L97.323Non-pressure chronic ulcer of left ankle with necrosis of muscle
- L97.324Non-pressure chronic ulcer of left ankle with necrosis of bone
- L97.325Non-pressure chronic ulcer of left ankle with muscle involvement without evidence of necrosis
- L97.326Non-pressure chronic ulcer of left ankle with bone involvement without evidence of necrosis
- L97.328Non-pressure chronic ulcer of left ankle with other specified severity
- L97.329Non-pressure chronic ulcer of left ankle with unspecified severity
L97.4…
24 codes
- L97.401Non-pressure chronic ulcer of unspecified heel and midfoot limited to breakdown of skin
- L97.402Non-pressure chronic ulcer of unspecified heel and midfoot with fat layer exposed
- L97.403Non-pressure chronic ulcer of unspecified heel and midfoot with necrosis of muscle
- L97.404Non-pressure chronic ulcer of unspecified heel and midfoot with necrosis of bone
- L97.405Non-pressure chronic ulcer of unspecified heel and midfoot with muscle involvement without evidence of necrosis
- L97.406Non-pressure chronic ulcer of unspecified heel and midfoot with bone involvement without evidence of necrosis
- L97.408Non-pressure chronic ulcer of unspecified heel and midfoot with other specified severity
- L97.409Non-pressure chronic ulcer of unspecified heel and midfoot with unspecified severity
- L97.411Non-pressure chronic ulcer of right heel and midfoot limited to breakdown of skin
- L97.412Non-pressure chronic ulcer of right heel and midfoot with fat layer exposed
- L97.413Non-pressure chronic ulcer of right heel and midfoot with necrosis of muscle
- L97.414Non-pressure chronic ulcer of right heel and midfoot with necrosis of bone
- L97.415Non-pressure chronic ulcer of right heel and midfoot with muscle involvement without evidence of necrosis
- L97.416Non-pressure chronic ulcer of right heel and midfoot with bone involvement without evidence of necrosis
- L97.418Non-pressure chronic ulcer of right heel and midfoot with other specified severity
- L97.419Non-pressure chronic ulcer of right heel and midfoot with unspecified severity
- L97.421Non-pressure chronic ulcer of left heel and midfoot limited to breakdown of skin
- L97.422Non-pressure chronic ulcer of left heel and midfoot with fat layer exposed
- L97.423Non-pressure chronic ulcer of left heel and midfoot with necrosis of muscle
- L97.424Non-pressure chronic ulcer of left heel and midfoot with necrosis of bone
- L97.425Non-pressure chronic ulcer of left heel and midfoot with muscle involvement without evidence of necrosis
- L97.426Non-pressure chronic ulcer of left heel and midfoot with bone involvement without evidence of necrosis
- L97.428Non-pressure chronic ulcer of left heel and midfoot with other specified severity
- L97.429Non-pressure chronic ulcer of left heel and midfoot with unspecified severity
L97.5…
24 codes
- L97.501Non-pressure chronic ulcer of other part of unspecified foot limited to breakdown of skin
- L97.502Non-pressure chronic ulcer of other part of unspecified foot with fat layer exposed
- L97.503Non-pressure chronic ulcer of other part of unspecified foot with necrosis of muscle
- L97.504Non-pressure chronic ulcer of other part of unspecified foot with necrosis of bone
- L97.505Non-pressure chronic ulcer of other part of unspecified foot with muscle involvement without evidence of necrosis
- L97.506Non-pressure chronic ulcer of other part of unspecified foot with bone involvement without evidence of necrosis
- L97.508Non-pressure chronic ulcer of other part of unspecified foot with other specified severity
- L97.509Non-pressure chronic ulcer of other part of unspecified foot with unspecified severity
- L97.511Non-pressure chronic ulcer of other part of right foot limited to breakdown of skin
- L97.512Non-pressure chronic ulcer of other part of right foot with fat layer exposed
- L97.513Non-pressure chronic ulcer of other part of right foot with necrosis of muscle
- L97.514Non-pressure chronic ulcer of other part of right foot with necrosis of bone
- L97.515Non-pressure chronic ulcer of other part of right foot with muscle involvement without evidence of necrosis
- L97.516Non-pressure chronic ulcer of other part of right foot with bone involvement without evidence of necrosis
- L97.518Non-pressure chronic ulcer of other part of right foot with other specified severity
- L97.519Non-pressure chronic ulcer of other part of right foot with unspecified severity
- L97.521Non-pressure chronic ulcer of other part of left foot limited to breakdown of skin
- L97.522Non-pressure chronic ulcer of other part of left foot with fat layer exposed
- L97.523Non-pressure chronic ulcer of other part of left foot with necrosis of muscle
- L97.524Non-pressure chronic ulcer of other part of left foot with necrosis of bone
- L97.525Non-pressure chronic ulcer of other part of left foot with muscle involvement without evidence of necrosis
- L97.526Non-pressure chronic ulcer of other part of left foot with bone involvement without evidence of necrosis
- L97.528Non-pressure chronic ulcer of other part of left foot with other specified severity
- L97.529Non-pressure chronic ulcer of other part of left foot with unspecified severity
L97.8…
24 codes
- L97.801Non-pressure chronic ulcer of other part of unspecified lower leg limited to breakdown of skin
- L97.802Non-pressure chronic ulcer of other part of unspecified lower leg with fat layer exposed
- L97.803Non-pressure chronic ulcer of other part of unspecified lower leg with necrosis of muscle
- L97.804Non-pressure chronic ulcer of other part of unspecified lower leg with necrosis of bone
- L97.805Non-pressure chronic ulcer of other part of unspecified lower leg with muscle involvement without evidence of necrosis
- L97.806Non-pressure chronic ulcer of other part of unspecified lower leg with bone involvement without evidence of necrosis
- L97.808Non-pressure chronic ulcer of other part of unspecified lower leg with other specified severity
- L97.809Non-pressure chronic ulcer of other part of unspecified lower leg with unspecified severity
- L97.811Non-pressure chronic ulcer of other part of right lower leg limited to breakdown of skin
- L97.812Non-pressure chronic ulcer of other part of right lower leg with fat layer exposed
- L97.813Non-pressure chronic ulcer of other part of right lower leg with necrosis of muscle
- L97.814Non-pressure chronic ulcer of other part of right lower leg with necrosis of bone
- L97.815Non-pressure chronic ulcer of other part of right lower leg with muscle involvement without evidence of necrosis
- L97.816Non-pressure chronic ulcer of other part of right lower leg with bone involvement without evidence of necrosis
- L97.818Non-pressure chronic ulcer of other part of right lower leg with other specified severity
- L97.819Non-pressure chronic ulcer of other part of right lower leg with unspecified severity
- L97.821Non-pressure chronic ulcer of other part of left lower leg limited to breakdown of skin
- L97.822Non-pressure chronic ulcer of other part of left lower leg with fat layer exposed
- L97.823Non-pressure chronic ulcer of other part of left lower leg with necrosis of muscle
- L97.824Non-pressure chronic ulcer of other part of left lower leg with necrosis of bone
- L97.825Non-pressure chronic ulcer of other part of left lower leg with muscle involvement without evidence of necrosis
- L97.826Non-pressure chronic ulcer of other part of left lower leg with bone involvement without evidence of necrosis
- L97.828Non-pressure chronic ulcer of other part of left lower leg with other specified severity
- L97.829Non-pressure chronic ulcer of other part of left lower leg with unspecified severity
L97.9…
24 codes
- L97.901Non-pressure chronic ulcer of unspecified part of unspecified lower leg limited to breakdown of skin
- L97.902Non-pressure chronic ulcer of unspecified part of unspecified lower leg with fat layer exposed
- L97.903Non-pressure chronic ulcer of unspecified part of unspecified lower leg with necrosis of muscle
- L97.904Non-pressure chronic ulcer of unspecified part of unspecified lower leg with necrosis of bone
- L97.905Non-pressure chronic ulcer of unspecified part of unspecified lower leg with muscle involvement without evidence of necrosis
- L97.906Non-pressure chronic ulcer of unspecified part of unspecified lower leg with bone involvement without evidence of necrosis
- L97.908Non-pressure chronic ulcer of unspecified part of unspecified lower leg with other specified severity
- L97.909Non-pressure chronic ulcer of unspecified part of unspecified lower leg with unspecified severity
- L97.911Non-pressure chronic ulcer of unspecified part of right lower leg limited to breakdown of skin
- L97.912Non-pressure chronic ulcer of unspecified part of right lower leg with fat layer exposed
- L97.913Non-pressure chronic ulcer of unspecified part of right lower leg with necrosis of muscle
- L97.914Non-pressure chronic ulcer of unspecified part of right lower leg with necrosis of bone
- L97.915Non-pressure chronic ulcer of unspecified part of right lower leg with muscle involvement without evidence of necrosis
- L97.916Non-pressure chronic ulcer of unspecified part of right lower leg with bone involvement without evidence of necrosis
- L97.918Non-pressure chronic ulcer of unspecified part of right lower leg with other specified severity
- L97.919Non-pressure chronic ulcer of unspecified part of right lower leg with unspecified severity
- L97.921Non-pressure chronic ulcer of unspecified part of left lower leg limited to breakdown of skin
- L97.922Non-pressure chronic ulcer of unspecified part of left lower leg with fat layer exposed
- L97.923Non-pressure chronic ulcer of unspecified part of left lower leg with necrosis of muscle
- L97.924Non-pressure chronic ulcer of unspecified part of left lower leg with necrosis of bone
- L97.925Non-pressure chronic ulcer of unspecified part of left lower leg with muscle involvement without evidence of necrosis
- L97.926Non-pressure chronic ulcer of unspecified part of left lower leg with bone involvement without evidence of necrosis
- L97.928Non-pressure chronic ulcer of unspecified part of left lower leg with other specified severity
- L97.929Non-pressure chronic ulcer of unspecified part of left lower leg with unspecified severity
Outside the US? L97 in the international WHO ICD-10 lists its inclusion and exclusion notes.
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ICD-10-CM is developed by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, and is based on the WHO ICD-10. Codes and titles are reproduced unchanged from the FY2026 code list (effective 1 October 2025). Their use here does not imply endorsement by CDC, HHS or the U.S. Government. Changes effective on or after 1 October 2026 may not be reflected yet; check the current release at cdc.gov or cms.gov before submitting claims.
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