| Source ICD-10 | Mapping Type | Target ICD-9 |
| Recommended Mapping (based on statistical analysis) |
| S345XXA (Diagnosis) - Injury of lumbar, sacral and pelvic sympathetic nerves, init (Injury of lumbar, sacral and pelvic sympathetic nerves, initial encounter) | Single To Single | 9541 (Diagnosis) - Inj sympath nerve NEC (Injury to other sympathetic nerve, excluding shoulder and pelvic girdles) |
| CMS/CDC General Equivalence Mappings |
| S345XXA (Diagnosis) - Injury of lumbar, sacral and pelvic sympathetic nerves, init (Injury of lumbar, sacral and pelvic sympathetic nerves, initial encounter) | Single To Single | Alternative #1: 9541 (Diagnosis) - Inj sympath nerve NEC (Injury to other sympathetic nerve, excluding shoulder and pelvic girdles) |