| Source ICD-10 | Mapping Type | Target ICD-9 |
| Recommended Mapping (based on statistical analysis) |
| H30042 (Diagnosis) - Focal chorioretin inflam, macular or paramacular, left eye (Focal chorioretinal inflammation, macular or paramacular, left eye) | Single To Single | 36306 (Diagnosis) - Macular focal retinitis (Focal retinitis and retinochoroiditis, macular or paramacular) |
| CMS/CDC General Equivalence Mappings |
| H30042 (Diagnosis) - Focal chorioretin inflam, macular or paramacular, left eye (Focal chorioretinal inflammation, macular or paramacular, left eye) | Single To Single | Alternative #1: 36306 (Diagnosis) - Macular focal retinitis (Focal retinitis and retinochoroiditis, macular or paramacular) |