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Non-billableOther disorders of middle ear mastoid
H74 is the ICD-10-CM code for Other disorders of middle ear mastoid. It is a non-billable category code — use a more specific child code such as H74.0 for billing.
- Status
- Header (non-billable)
- Chapter
- H60-H95
- Subcodes
- 7
- Edition
- FY2026
H60-H95 Diseases of the ear and mastoid process
What this means — in plain language
MedlinePlus · NIHWhat is an ear disorder? An ear disorder is any condition that changes or harms the shape or structure of your ear. This can include abnormal ear shapes you're born with, injuries that change your ear's shape, and a growth on or in the ear. Your ear has three main parts, and each one plays a different role in helping you hear: Outer ear. The part you see and the ear canal. It catches sound and sends them to your…
Read more about Ear Disorders at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Excludes2 — not included here
- •mastoiditis (H70.-)
1 rare disease filed under this code
Orphanet · INSERMOrphadata Science: Free access data from Orphanet. © INSERM 1999.
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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