G44.0Non-billable (header)
Cluster headaches and other trigeminal autonomic cephalgias (TAC)
Cluster headaches and other trigeminal autonomic cephalgias …
Code Hierarchy
┌6Diseases of the nervous system (G00-G99)├G40-G47Episodic and paroxysmal disorders (G40-G47)├G44Other headache syndromes
└G44.0Cluster headaches and other trigeminal autonomic cephalgias …
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