G43.71Non-billable (header)
Chronic migraine without aura, intractable
Inclusion Terms
- •Chronic migraine without aura, with refractory migraine
Code Hierarchy
┌6Diseases of the nervous system (G00-G99)├G40-G47Episodic and paroxysmal disorders (G40-G47)├G43Migraine
└G43.71Chronic migraine without aura, intractable
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