| Recommended Mapping (based on statistical analysis) |
| Source ICD-9 | Mapping Type | Target ICD-10 |
| 71626 (Diagnosis) - Allerg arthritis-l/leg (Allergic arthritis, lower leg) | Single To Single | M13869 (Diagnosis) - Other specified arthritis, unspecified knee |
| CMS/CDC General Equivalence Mappings |
| 71626 (Diagnosis) - Allerg arthritis-l/leg (Allergic arthritis, lower leg) | Single To Single | Alternative #1: M13869 (Diagnosis) - Other specified arthritis, unspecified knee |
Single To Single | Alternative #2: M13861 (Diagnosis) - Other specified arthritis, right knee | Single To Single | Alternative #3: M13862 (Diagnosis) - Other specified arthritis, left knee |