ICD-10-CM Diagnosis Code (2025)
Official Description for G44.0
Cluster headaches and other trigeminal autonomic cephalgias (TAC)
Coding Notes & Guidelines for G44.0
- Ciliary neuralgia
- Cluster headache NOS
- Histamine cephalgia
- Lower half migraine
- Migrainous neuralgia
Cluster headache syndrome NOS
Episodic cluster headache NOS
Chronic cluster headache NOS
Paroxysmal hemicrania NOS
Episodic paroxysmal hemicrania NOS
Chronic paroxysmal hemicrania NOS
Short lasting unilateral neuralgiform headache with conjunctival injection and tearing (SUNCT) NOS
Parent Code (Less Specific):
About ICD-10-CM Code G44.0 (Cluster headaches and other trigeminal autonomic cephalgias)
ICD-10-CM code G44.0 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM G44.0 became effective on October 1, 2024.
This page provides detailed information about G44.0 - Cluster headaches and other trigeminal autonomic cephalgias (TAC). It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Cluster headaches and other trigeminal autonomic cephalgias.