ICD-10-CM > S00-T88 > T20-T25 > T20 > T20.2 > T20.21 > T20.212 T20.212 Burn of second degree of left ear [any part, except ear drum] Non-Billable/Non-Specific Codes T20.212A..., initial encounterT20.212D..., subsequent encounterT20.212S..., sequela