T28.5A✓ Billable
Corrosion of mouth and pharynx, initial encounter
Code Hierarchy
┌19Injury, poisoning and certain other consequences of external causes (S00-T88)├T26-T28Burns and corrosions confined to eye and internal organs (T26-T28)├T28Burn and corrosion of other internal organs
└T28.5ACorrosion of mouth and pharynx, initial encounter
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