| Source ICD-10 | Mapping Type | Target ICD-9 |
| Recommended Mapping (based on statistical analysis) |
| I236 (Diagnosis) - Thombos of atrium/auric append/ventr as current comp fol AMI (Thrombosis of atrium, auricular appendage, and ventricle as current complications following acute myocardial infarction) | Single To Single | 42979 (Diagnosis) - Other sequelae of MI NEC (Certain sequelae of myocardial infarction, not elsewhere classified, other) |
| CMS/CDC General Equivalence Mappings |
| I236 (Diagnosis) - Thombos of atrium/auric append/ventr as current comp fol AMI (Thrombosis of atrium, auricular appendage, and ventricle as current complications following acute myocardial infarction) | Single To Single | Alternative #1: 42979 (Diagnosis) - Other sequelae of MI NEC (Certain sequelae of myocardial infarction, not elsewhere classified, other) |