ICD-10-CM Code G44.021
Chronic cluster headache, intractable
Billable CodeBillable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.
G44.021 is a billable ICD code used to specify a diagnosis of chronic cluster headache, intractable. A 'billable code' is detailed enough to be used to specify a medical diagnosis.
The ICD code G440 is used to code Cluster headache
Cluster headache (CH) is a neurological disorder characterized by recurrent, severe headaches on one side of the head, typically around the eye. There are often accompanying autonomic symptoms during the headache such as eye watering, nasal congestion and swelling around the eye, typically confined to the side of the head with the pain.
|MeSH Codes:||D003027, D003027, D003027, D003027|
|ICD 9 Codes:||339.00, 339.01, 339.02,|
- DRG Group #102-103 - Headaches with MCC.
- DRG Group #102-103 - Headaches without MCC.
ICD-10-CM Alphabetical Index References for 'G44.021 - Chronic cluster headache, intractable'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code G44.021. Click on any term below to browse the alphabetical index.
Equivalent ICD-9 Code GENERAL EQUIVALENCE MAPPINGS (GEM)
This is the official approximate match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that while there is no exact mapping between this ICD10 code G44.021 and a single ICD9 code, 339.02 is an approximate match for comparison and conversion purposes.