L98.4 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 skin, not elsewhere classified.
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Chronic ulcer of skin NOS
Tropical ulcer NOS
Ulcer of skin NOS
Pressure ulcer (pressure area) (L89.-)
Gangrene (I96)
Skin infections (L00-L08)
Specific infections classified to A00-B99
Ulcer of lower limb NEC (L97.-)
Varicose ulcer (I83.0-I83.93)
Non-pressure chronic ulcer of buttock
Non-pressure chronic ulcer of groin
Non-pressure chronic ulcer of face
Non-pressure chronic ulcer of neck
Non-pressure chronic ulcer of chest
Non-pressure chronic ulcer of abdomen
Non-pressure chronic ulcer of back
Non-pressure chronic ulcer of skin of other sites
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