T20.512 Corrosion of first degree of left ear [any part, except ear drum]Non-billable ICD-10-CM code.
T66 Radiation sickness, unspecified ("burns (T20-T31)")T67 Effects of heat and light ("burns (T20-T31)")T75 Other and unspecified effects of other external causes ("burns (electric) (T20-T31)")T20.51 Corrosion of first degree of ear [any part, except ear drum]T20.511 Corrosion of first degree of right ear [any part, except ear drum]T20.511A Corrosion of first degree of right ear [any part, except ear drum], initial encounterT20.511D Corrosion of first degree of right ear [any part, except ear drum], subsequent encounterT20.511S Corrosion of first degree of right ear [any part, except ear drum], sequelaT20.512 Corrosion of first degree of left ear [any part, except ear drum] (this code)T20.512A Corrosion of first degree of left ear [any part, except ear drum], initial encounterT20.512D Corrosion of first degree of left ear [any part, except ear drum], subsequent encounterT20.512S Corrosion of first degree of left ear [any part, except ear drum], sequelaT20.519 Corrosion of first degree of unspecified ear [any part, except ear drum]T20.519A Corrosion of first degree of unspecified ear [any part, except ear drum], initial encounter