Friday, September 25, 2026

When a migraine refuses to quit, standard coding rules get put to the test. ICD-10-CM code G43.801 represents an other migraine that is not intractable but is accompanied by status migrainosus. This means the patient is experiencing a debilitating migraine attack lasting longer than 72 hours, despite not being classified as treatment-resistant. Mastering this specific combination of clinical terms is essential for accurate neurological billing and preventing medical necessity denials.