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

  • Applicable to Cluster headaches and other trigeminal autonomic cephalgias (TAC)
  • The 2025 edition of ICD10-CM G44.0 became effective on October 1, 2024.
  • This is the American ICD10-CM version of G44.0 - other international versions of ICD10 G44.0 may differ.
  • G44.0 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • G44.0 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.
  • G44.0 - Cluster headaches and other trigeminal autonomic cephalgias (TAC)
    • G44.0 - Cluster headaches and other trigeminal autonomic cephalgias (TAC)
    • G44.00 - Cluster headache syndrome, unspecified
    • G44.001 - Cluster headache syndrome, unspecified, intractable
    • G44.009 - Cluster headache syndrome, unspecified, not intractable
    • G44.01 - Episodic cluster headache
    • G44.011 - Episodic cluster headache, intractable
    • G44.019 - Episodic cluster headache, not intractable
    • G44.02 - Chronic cluster headache
    • G44.021 - Chronic cluster headache, intractable
    • G44.029 - Chronic cluster headache, not intractable
    • G44.03 - Episodic paroxysmal hemicrania
    • G44.031 - Episodic paroxysmal hemicrania, intractable
    • G44.039 - Episodic paroxysmal hemicrania, not intractable
    • G44.04 - Chronic paroxysmal hemicrania
    • G44.041 - Chronic paroxysmal hemicrania, intractable
    • G44.049 - Chronic paroxysmal hemicrania, not intractable
    • G44.05 - Short lasting unilateral neuralgiform headache with conjunctival injection and tearing (SUNCT)
    • G44.051 - Short lasting unilateral neuralgiform headache with conjunctival injection and tearing (SUNCT), intractable
    • G44.059 - Short lasting unilateral neuralgiform headache with conjunctival injection and tearing (SUNCT), not intractable
    • G44.09 - Other trigeminal autonomic cephalgias (TAC)
    • G44.091 - Other trigeminal autonomic cephalgias (TAC), intractable
    • G44.099 - Other trigeminal autonomic cephalgias (TAC), not intractable

The following codes above G44.0 contain annotation back-references that may be applicable to G44.0:

Chapter: G00-G99 Diseases of the nervous system

Section: G40-G47 Episodic and paroxysmal disorders

Category: G44 Other headache syndromes

     
Non-Billable/Non-Specific Code

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