| Source ICD-10 | Mapping Type | Target ICD-9 |
| Recommended Mapping (based on statistical analysis) |
| S90552A (Diagnosis) - Superficial foreign body, left ankle, initial encounter | Single To Single | 9166 (Diagnosis) - Foreign body hip/leg (Superficial foreign body (splinter) of hip, thigh, leg, and ankle, without major open wound and without mention of infection) |
| CMS/CDC General Equivalence Mappings |
| S90552A (Diagnosis) - Superficial foreign body, left ankle, initial encounter | Single To Single | Alternative #1: 9166 (Diagnosis) - Foreign body hip/leg (Superficial foreign body (splinter) of hip, thigh, leg, and ankle, without major open wound and without mention of infection) |