ICD-10-CM > S00-T88 > T26-T28 > T26 > T26.4 T26.4 Burn of eye and adnexa, part unspecified Non-Billable/Non-Specific Use Additional external cause code to identify the source, place and intent of the burn (X00-X19, X75-X77, X96-X98, Y92) Codes T26.40Burn of unspecified eye and adnexa, part unspecifiedT26.40XA..., initial encounterT26.40XD..., subsequent encounterT26.40XS..., sequelaT26.41Burn of right eye and adnexa, part unspecifiedT26.41XA..., initial encounterT26.41XD..., subsequent encounterT26.41XS..., sequelaT26.42Burn of left eye and adnexa, part unspecifiedT26.42XA..., initial encounterT26.42XD..., subsequent encounterT26.42XS..., sequela