ICD-10-CM > S00-T88 > T20-T25 > T24 > T24.0 > T24.09 > T24.099 T24.099 Burn of unspecified degree of multiple sites of unspecified lower limb, except ankle and foot Non-Billable/Non-Specific Codes T24.099A..., initial encounterT24.099D..., subsequent encounterT24.099S..., sequela