H70.1
Chronic mastoiditis
Applicable To
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Caries of mastoid
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Fistula of mastoid
Details
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H70.1 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
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The 2023 edition of ICD-10-CM H70.1 became effective on October 1, 2022.
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This is the American ICD-10-CM version of H70.1 – other international versions of ICD-10 H70.1 may differ.