| Source ICD-10 | Mapping Type | Target ICD-9 |
| Recommended Mapping (based on statistical analysis) |
| M80031A (Diagnosis) - Age-rel osteopor w current path fracture, r forearm, init (Age-related osteoporosis with current pathological fracture, right forearm, initial encounter for fracture) | Single To Single | 73312 (Diagnosis) - Path fx dstl radius ulna (Pathologic fracture of distal radius and ulna) |
| CMS/CDC General Equivalence Mappings |
| M80031A (Diagnosis) - Age-rel osteopor w current path fracture, r forearm, init (Age-related osteoporosis with current pathological fracture, right forearm, initial encounter for fracture) | Single To Single | Alternative #1: 73312 (Diagnosis) - Path fx dstl radius ulna (Pathologic fracture of distal radius and ulna) |