H91.0

ICD-10Non-billable category

Ototoxic hearing loss

Official ICD-10-CM descriptor (FY2026)

Ototoxic hearing loss

H91.0 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.

Code first

Sequence the underlying condition before this code.

poisoning due to drug or toxin, if applicable (T36-T65 with fifth or sixth character 1-4)

Use additional code

Report an additional code to identify the associated condition.

code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

ICD-10-CM FY2026 defines 4 codes beneath H91.0. See the ICD-10-CM index for what this site publishes.

Related codes in H91

Where this code sits

Chapter: 8. Diseases of the ear and mastoid process (H60-H95)
Block: Other disorders of ear (H90-H94)
Parent code: H91

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.