ICD-10-CM > S00-T88 > T20-T25 > T25 > T25.0 > T25.01 > T25.019 T25.019 Burn of unspecified degree of unspecified ankle Non-Billable/Non-Specific Codes T25.019A..., initial encounterT25.019D..., subsequent encounterT25.019S..., sequela