G44.021
Chronic cluster headache intractable
Approximate Synonyms
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Chronic intractable cluster headache
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Cluster headache, chronic intractable
Details
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G44.021 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 G44.021 became effective on October 1, 2022.
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This is the American ICD-10-CM version of G44.021 – other international versions of ICD-10 G44.021 may differ.