G44.001Billable
Cluster headache syndrome, unspecified, intractable
Chapter 6: Diseases of the nervous system
Billable Code
G44.001 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Additional Information from Parent Codes
The following information may apply to this code from its parent codes in the ICD-10 hierarchy. This information is important for proper coding and classification.
Parent Codes Referenced:
Inclusion Terms
5 items
Inclusion Terms
From G44.00:
- •Ciliary neuralgia
- •Cluster headache NOS
- •Histamine cephalgia
- •Lower half migraine
- •Migrainous neuralgia
Excludes2
12 items
Excludes2
From G00-G99:
- •certain conditions originating in the perinatal period (P04-P96)
- •certain infectious and parasitic diseases (A00-B99)
- •
- •congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- •endocrine, nutritional and metabolic diseases (E00-E88)
- •injury, poisoning and certain other consequences of external causes (S00-T88)
- •neoplasms (C00-D49)
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)