M45.9
Ankylosing spondylitis of unspecified sites in spine
Approximate Synonyms
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Ankylosing spondylitis
Details
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M45.9 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 M45.9 became effective on October 1, 2022.
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This is the American ICD-10-CM version of M45.9 – other international versions of ICD-10 M45.9 may differ.