ICD-10-CM > S00-T88 > T20-T25 > T25 > T25.0 > T25.09 > T25.091 T25.091 Burn of unspecified degree of multiple sites of right ankle and foot Non-Billable/Non-Specific Codes T25.091A..., initial encounterT25.091D..., subsequent encounterT25.091S..., sequela