G44.0 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Cluster headaches and other trigeminal autonomic cephalgias (TAC).
Codes
G44.00
Cluster headache syndrome, unspecified
G44.01
Episodic cluster headache
G44.02
Chronic cluster headache
G44.03
Episodic paroxysmal hemicrania
G44.04
Chronic paroxysmal hemicrania
G44.05
Short lasting unilateral neuralgiform headache with conjunctival injection and tearing (SUNCT)
G44.09
Other trigeminal autonomic cephalgias (TAC)
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code