| Source ICD-10 | Mapping Type | Target ICD-9 |
| Recommended Mapping (based on statistical analysis) |
| S52264C (Diagnosis) - Nondisp seg fx shaft of ulna, r arm, 7thC (Nondisplaced segmental fracture of shaft of ulna, right arm, initial encounter for open fracture type IIIA, IIIB, or IIIC) | Single To Single | 81332 (Diagnosis) - Fx ulna shaft-open (Open fracture of shaft of ulna (alone)) |
| CMS/CDC General Equivalence Mappings |
| S52264C (Diagnosis) - Nondisp seg fx shaft of ulna, r arm, 7thC (Nondisplaced segmental fracture of shaft of ulna, right arm, initial encounter for open fracture type IIIA, IIIB, or IIIC) | Single To Single | Alternative #1: 81332 (Diagnosis) - Fx ulna shaft-open (Open fracture of shaft of ulna (alone)) |