| Source ICD-10 | Mapping Type | Target ICD-9 |
| Recommended Mapping (based on statistical analysis) |
| G43119 (Diagnosis) - Migraine with aura, intractable, without status migrainosus | Single To Single | 34601 (Diagnosis) - Mgrn w aura w ntrc mgrn (Migraine with aura, with intractable migraine, so stated, without mention of status migrainosus) |
| CMS/CDC General Equivalence Mappings |
| G43119 (Diagnosis) - Migraine with aura, intractable, without status migrainosus | Single To Single | Alternative #1: 34601 (Diagnosis) - Mgrn w aura w ntrc mgrn (Migraine with aura, with intractable migraine, so stated, without mention of status migrainosus) |