ICD-10-CM > S00-T88 > T20-T25 > T21 > T21.0 > T21.02 T21.02 Burn of unspecified degree of abdominal wall Non-Billable/Non-Specific Applicable To Burn of unspecified degree of flankBurn of unspecified degree of groin Codes T21.02XA..., initial encounterT21.02XD..., subsequent encounterT21.02XS..., sequela