L97 is a non-billable/non-specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Non-pressure chronic ulcer of lower limb, not elsewhere classified.
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Chronic ulcer of skin of lower limb NOS
Non-healing ulcer of skin
Non-infected sinus of skin
Trophic ulcer NOS
Tropical ulcer NOS
Ulcer of skin of lower limb NOS
Any associated underlying condition, such as:
Pressure ulcer (pressure area) (L89.-)
Skin infections (L00-L08)
Specific infections classified to A00-B99
Non-pressure chronic ulcer of thigh
Non-pressure chronic ulcer of calf
Non-pressure chronic ulcer of ankle
Non-pressure chronic ulcer of heel and midfoot
Non-pressure chronic ulcer of other part of foot
Non-pressure chronic ulcer of other part of lower leg
Non-pressure chronic ulcer of unspecified part of lower leg
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