| Source ICD-10 | Mapping Type | Target ICD-9 |
| Recommended Mapping (based on statistical analysis) |
| 0HRT077 (Procedure) - Replacement of Right Breast using DIEP Flap, Open Approach (Replacement of Right Breast using Deep Inferior Epigastric Artery Perforator Flap, Open Approach) | Single To Single | 8574 (Procedure) - DIEP flap, free (Deep inferior epigastric artery perforator (DIEP) flap, free) |
| CMS/CDC General Equivalence Mappings |
| 0HRT077 (Procedure) - Replacement of Right Breast using DIEP Flap, Open Approach (Replacement of Right Breast using Deep Inferior Epigastric Artery Perforator Flap, Open Approach) | Single To Single | Alternative #1: 8574 (Procedure) - DIEP flap, free (Deep inferior epigastric artery perforator (DIEP) flap, free) |