ICD-10-CM > G00-G99 > G40-G47 > G43 > G43.9 > G43.90 G43.90 Migraine, unspecified, not intractable Non-Billable/Non-Specific Applicable To Migraine, unspecified, without refractory migraine Codes G43.901Migraine, unspecified, not intractable, with status migrainosusG43.909Migraine, unspecified, not intractable, without status migrainosus