| Source ICD-10 | Mapping Type | Target ICD-9 |
| Recommended Mapping (based on statistical analysis) |
| 0D1M0Z4 (Procedure) - Bypass Descending Colon to Cutaneous, Open Approach | Single To Single | 4590 (Procedure) - Intestinal anastom NOS (Intestinal anastomosis, not otherwise specified) |
| CMS/CDC General Equivalence Mappings |
| 0D1M0Z4 (Procedure) - Bypass Descending Colon to Cutaneous, Open Approach | Single To Single | Alternative #1: 4590 (Procedure) - Intestinal anastom NOS (Intestinal anastomosis, not otherwise specified) |
Single To Single | Alternative #2: 4610 (Procedure) - Colostomy NOS (Colostomy, not otherwise specified) |