ICD-10-CM > S00-T88 > T20-T25 > T22 > T22.0 > T22.04 > T22.042 T22.042 Burn of unspecified degree of left axilla Non-Billable/Non-Specific Codes T22.042A..., initial encounterT22.042D..., subsequent encounterT22.042S..., sequela