| Source ICD-10 | Mapping Type | Target ICD-9 |
| Recommended Mapping (based on statistical analysis) |
| H90A11 (Diagnosis) - Condctv hear loss, uni, r ear with rstrcd hear cntra side (Conductive hearing loss, unilateral, right ear with restricted hearing on the contralateral side) | Single To Single | 38905 (Diagnosis) - Condctv hear loss,unilat (Conductive hearing loss, unilateral) |
| CMS/CDC General Equivalence Mappings |
| H90A11 (Diagnosis) - Condctv hear loss, uni, r ear with rstrcd hear cntra side (Conductive hearing loss, unilateral, right ear with restricted hearing on the contralateral side) | Single To Single | Alternative #1: 38905 (Diagnosis) - Condctv hear loss,unilat (Conductive hearing loss, unilateral) |