H70.9 - Unspecified mastoiditis
- Applicable to Unspecified mastoiditis
- The 2025 edition of ICD10-CM H70.9 became effective on October 1, 2024.
- This is the American ICD10-CM version of H70.9 - other international versions of ICD10 H70.9 may differ.
- H70.9 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- H70.9 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.
- H70.9 - Unspecified mastoiditis
- H70.9 - Unspecified mastoiditis
- H70.90 - Unspecified mastoiditis, unspecified ear
- H70.91 - Unspecified mastoiditis, right ear
- H70.92 - Unspecified mastoiditis, left ear
- H70.93 - Unspecified mastoiditis, bilateral
Non-Billable/Non-Specific Code
The following codes above H70.9 contain annotation back-references that may be applicable to H70.9:
- Chapter: H60-H95 - Diseases of the ear and mastoid process
- Section: H65-H75 - Diseases of middle ear and mastoid
- Category: H70 - Mastoiditis and related conditions
Browse other similar CM codes:
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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