| Source ICD-10 | Mapping Type | Target ICD-9 |
| Recommended Mapping (based on statistical analysis) |
| S45992A (Diagnosis) - Inj unsp blood vessel at shldr/up arm, left arm, init (Other specified injury of unspecified blood vessel at shoulder and upper arm level, left arm, initial encounter) | Single To Single | 9039 (Diagnosis) - Injury arm vessel NOS (Injury to unspecified blood vessel of upper extremity) |
| CMS/CDC General Equivalence Mappings |
| S45992A (Diagnosis) - Inj unsp blood vessel at shldr/up arm, left arm, init (Other specified injury of unspecified blood vessel at shoulder and upper arm level, left arm, initial encounter) | Single To Single | Alternative #1: 9039 (Diagnosis) - Injury arm vessel NOS (Injury to unspecified blood vessel of upper extremity) |