| Recommended Mapping (based on statistical analysis) |
| Source ICD-9 | Mapping Type | Target ICD-10 |
| 34631 (Diagnosis) - Hmplg mgrn w ntrc wo st (Hemiplegic migraine, with intractable migraine, so stated, without mention of status migrainosus) | Single To Single | G43419 (Diagnosis) - Hemiplegic migraine, intractable, without status migrainosus |
| CMS/CDC General Equivalence Mappings |
| 34631 (Diagnosis) - Hmplg mgrn w ntrc wo st (Hemiplegic migraine, with intractable migraine, so stated, without mention of status migrainosus) | Single To Single | Alternative #1: G43419 (Diagnosis) - Hemiplegic migraine, intractable, without status migrainosus |