| ICD-10 Code | Description |
| G21.0 | Malignant neuroleptic syndrome |
| G21.11 | Neuroleptic induced parkinsonism |
| G21.19 | Other drug induced secondary parkinsonism |
| G21.2 | Secondary parkinsonism due to other external agents |
| G21.3 | Postencephalitic parkinsonism |
| G21.4 | Vascular parkinsonism |
| G21.8 | Other secondary parkinsonism |
| G21.9 | Secondary parkinsonism, unspecified |
