H91.0Non-Billable (Header)Ototoxic hearing lossUse Additional Codecode for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)Code Firstpoisoning due to drug or toxin, if applicable (T36-T65 with fifth or sixth character 1-4)Child CodesH91.01Ototoxic hearing loss, right earH91.02Ototoxic hearing loss, left earH91.03Ototoxic hearing loss, bilateralH91.09Ototoxic hearing loss, unspecified earCode Hierarchy└H91Other and unspecified hearing loss└H91.0Ototoxic hearing loss└H91.0Ototoxic hearing loss