| Recommended Mapping (based on statistical analysis) |
| Source ICD-9 | Mapping Type | Target ICD-10 |
| 34673 (Diagnosis) - Ch mgr wo ara w ntr w st (Chronic migraine without aura, with intractable migraine, so stated, with status migrainosus) | Single To Single | G43711 (Diagnosis) - Chronic migraine w/o aura, intractable, w status migrainosus (Chronic migraine without aura, intractable, with status migrainosus) |
| CMS/CDC General Equivalence Mappings |
| 34673 (Diagnosis) - Ch mgr wo ara w ntr w st (Chronic migraine without aura, with intractable migraine, so stated, with status migrainosus) | Single To Single | Alternative #1: G43711 (Diagnosis) - Chronic migraine w/o aura, intractable, w status migrainosus (Chronic migraine without aura, intractable, with status migrainosus) |