946 Burns of multiple specified sites 
946.0 Burns of multiple specified sites, unspecified degree convert 946.0 to ICD-10-CM 946.1 Erythema [first degree] of multiple specified sites convert 946.1 to ICD-10-CM 946.2 Blisters, epidermal loss [second degree] of multiple specified sites convert 946.2 to ICD-10-CM 946.3 Full-thickness skin loss [third degree NOS] of multiple specified sites convert 946.3 to ICD-10-CM 946.4 Deep necrosis of underlying tissues [deep third degree] without mention of loss of a body part, of multiple specified sites convert 946.4 to ICD-10-CM
946.5 Deep necrosis of underlying tissues [deep third degree] with loss of a body part, of multiple specified sites convert 946.5 to ICD-10-CM