ICD-10-CM > S00-T88 > T20-T25 > T22 > T22.2 > T22.21 > T22.219 T22.219 Burn of second degree of unspecified forearm Non-Billable/Non-Specific Codes T22.219A..., initial encounterT22.219D..., subsequent encounterT22.219S..., sequela