Non-Billable / Non-Specific Code
ICD-10-CM H74 is the diagnosis code for Other disorders of middle ear mastoid. This code falls under the section "Diseases of middle ear and mastoid" within Chapter 8 â Diseases of the ear and mastoid process (H60-H95). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions are not included in H74. If the patient has both, code each condition separately:
Understanding where H74 sits in the ICD-10-CM classification helps ensure proper coding:
No, H74 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
H74 is the ICD-10-CM diagnosis code for "Other disorders of middle ear mastoid". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
H74 is located in Section H65-H75 â "Diseases of middle ear and mastoid" within Chapter 8 of the ICD-10-CM Tabular List.
H74 has 7 sub-code(s) that provide more specific detail: H74.0, H74.1, H74.2, H74.3, H74.4 and more.
Use H74 when the patients documented diagnosis matches "Other disorders of middle ear mastoid" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Other disorders of middle ear mastoid is H74.
No, H74 is non-billable. Use a more specific sub-code for primary diagnosis billing.
H74 is in Chapter 8 of the ICD-10-CM Tabular List.
Yes, H74 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.