| Recommended Mapping (based on statistical analysis) |
| Source ICD-9 | Mapping Type | Target ICD-10 |
| 83902 (Diagnosis) - Disloc 2nd cerv vert-cl (Closed dislocation, second cervical vertebra) | Single To Single | S13121A (Diagnosis) - Dislocation of C1/C2 cervical vertebrae, initial encounter |
| CMS/CDC General Equivalence Mappings |
| 83902 (Diagnosis) - Disloc 2nd cerv vert-cl (Closed dislocation, second cervical vertebra) | Single To Single | Alternative #1: S13121A (Diagnosis) - Dislocation of C1/C2 cervical vertebrae, initial encounter |
Single To Single | Alternative #2: S13120A (Diagnosis) - Subluxation of C1/C2 cervical vertebrae, initial encounter |