Complete ICD-10-CM coding and documentation guide for icd-10 coding for mastoid conditions includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Mastoid Conditions
Use ICD-10 code H70.90 for acute mastoiditis, unspecified ear, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Streptococcus, group A, as the cause of diseases classified elsewhere
Use to specify the bacterial cause of mastoiditis.
Postprocedural mastoid complications
Use for complications following mastoid surgery.
The ICD-10 code for unspecified acute mastoiditis is H70.90. For specified laterality, use H70.91 for the right ear and H70.92 for the left ear.
Cholesteatoma of the mastoid is coded as H71.21 for the right ear and H71.22 for the left ear, depending on the affected side.