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2. ICD-10 Codes
3. Chapter - H60-H95
4. Section - H65-H75
5. Category - H74
6. H74.31

H74.31 - Ankylosis of ear ossicles

• Applicable to Ankylosis of ear ossicles
• The 2025 edition of ICD10-CM H74.31 became effective on October 1, 2024.
• This is the American ICD10-CM version of H74.31 - other international versions of ICD10 H74.31 may differ.
• H74.31 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• H74.31 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.

The following codes above H74.31 contain annotation back-references that may be applicable to H74.31:

• Chapter: H60-H95 - Diseases of the ear and mastoid process
• Section: H65-H75 - Diseases of middle ear and mastoid
• Category: H74 - Other disorders of middle ear mastoid

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.