ICD-10-CM > G00-G99 > G40-G47 > G43 > G43.7 > G43.70 G43.70 Chronic migraine without aura, not intractable Non-Billable/Non-Specific Applicable To Chronic migraine without aura, without refractory migraine Codes G43.701Chronic migraine without aura, not intractable, with status migrainosusG43.709Chronic migraine without aura, not intractable, without status migrainosus