G43.1: Migraine with aura
G43.1 is a non-billable header ICD-10-CM code for migraine with aura. It cannot be billed on its own: choose one of the more specific child codes below.
Excludes1: never code together
These conditions cannot occur together. Billing both on the same encounter is a denial.
Code also
Both codes may be needed to describe the encounter fully. Sequencing depends on the reason for the visit.
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Basilar migraine
- Classical migraine
- Migraine equivalents
- Migraine preceded or accompanied by transient focal neurological phenomena
- Migraine triggered seizures
- Migraine with acute-onset aura
- Migraine with aura without headache (migraine equivalents)
- Migraine with prolonged aura
- Migraine with typical aura
- Retinal migraine
Excludes1 inherited from the categories above G43.1
A category’s note binds every code beneath it.
Excludes2 inherited from the categories above G43.1
Not part of this code, but both may be coded when both are present.
Other codes that can never be billed with G43.1
Their own Excludes1 notes name this code, so the conflict is not listed above.
- G43.EChronic migraine with aura
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead G43.1
2 child codes. Green means billable.
Other codes under G43
- G43.0Migraine without aura
- G43.4Hemiplegic migraine
- G43.5Persistent migraine aura without cerebral infarction
- G43.6Persistent migraine aura with cerebral infarction
- G43.7Chronic migraine without aura
- G43.ACyclical vomiting
- G43.BOphthalmoplegic migraine
- G43.CPeriodic headache syndromes in child or adult
- G43.DAbdominal migraine
- G43.8Other migraine
- G43.9Migraine, unspecified
- G43.EChronic migraine with aura