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G44.0 - Cluster headaches and other trigeminal autonomic cephalgias (TAC)


The ICD 10 Code for Cluster headaches and other trigeminal autonomic cephalgias (TAC) is listed as G44.0.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: G44.0
Description: Cluster headaches and other trigeminal autonomic cephalgias (TAC)
Chapter Diseases of the nervous system (G00-G99)
Block Episodic and paroxysmal disorders (G40-G47)
Parent G44 - Other headache syndromes
ICD-10-CM Children (deeper level / typically more specific) of G44.0:
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)
ICD-10-CM Siblings (same level / similar specificity) of G44.0:
G44.1 - Vascular headache, not elsewhere classified
G44.2 - Tension-type headache
G44.3 - Post-traumatic headache
G44.4 - Drug-induced headache, not elsewhere classified
G44.5 - Complicated headache syndromes
G44.8 - Other specified headache syndromes