M46.21
Osteomyelitis of vertebra occipito-atlanto-axial region
Approximate Synonyms
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Osteomyelitis of occipitoatlantoaxial vertebra
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Osteomyelitis of vertebra of occipitatlantoaxial spine
Details
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M46.21 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
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The 2023 edition of ICD-10-CM M46.21 became effective on October 1, 2022.
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This is the American ICD-10-CM version of M46.21 – other international versions of ICD-10 M46.21 may differ.