ICD-10-CM > S00-T88 > T30-T32 > T31 > T31.1 T31.1 Burns involving 10-19% of body surface Non-Billable/Non-Specific Codes T31.10Burns involving 10-19% of body surface with 0% to 9% third degree burnsT31.11Burns involving 10-19% of body surface with 10-19% third degree burns