ICD-10-CM > S00-T88 > T20-T25 > T20 > T20.6 T20.6 Corrosion of second degree of head, face, and neck Non-Billable/Non-Specific Code First (T51-T65) to identify chemical and intent Use Additional external cause code to identify place (Y92) Codes T20.60Corrosion of second degree of head, face, and neck, unspecified siteT20.60XA..., initial encounterT20.60XD..., subsequent encounterT20.60XS..., sequelaT20.61Corrosion of second degree of ear [any part, except ear drum]T20.611Corrosion of second degree of right ear [any part, except ear drum]T20.611A..., initial encounterT20.611D..., subsequent encounterT20.611S..., sequelaT20.612Corrosion of second degree of left ear [any part, except ear drum]T20.612A..., initial encounterT20.612D..., subsequent encounterT20.612S..., sequelaT20.619Corrosion of second degree of unspecified ear [any part, except ear drum]T20.619A..., initial encounterT20.619D..., subsequent encounterT20.619S..., sequelaT20.62Corrosion of second degree of lip(s)T20.62XA..., initial encounterT20.62XD..., subsequent encounterT20.62XS..., sequelaT20.63Corrosion of second degree of chinT20.63XA..., initial encounterT20.63XD..., subsequent encounterT20.63XS..., sequelaT20.64Corrosion of second degree of nose (septum)T20.64XA..., initial encounterT20.64XD..., subsequent encounterT20.64XS..., sequelaT20.65Corrosion of second degree of scalp [any part]T20.65XA..., initial encounterT20.65XD..., subsequent encounterT20.65XS..., sequelaT20.66Corrosion of second degree of forehead and cheekT20.66XA..., initial encounterT20.66XD..., subsequent encounterT20.66XS..., sequelaT20.67Corrosion of second degree of neckT20.67XA..., initial encounterT20.67XD..., subsequent encounterT20.67XS..., sequelaT20.69Corrosion of second degree of multiple sites of head, face, and neckT20.69XA..., initial encounterT20.69XD..., subsequent encounterT20.69XS..., sequela