ICD-10-CM Alphabetic Index to Diseases and Injuries
Parkinsonism (idiopathic) (primary)
Default code: G20.C. Follow the subterms below to reach a more specific code.ICD-10 code for Parkinsonism — guide and common questions →
- with neurogenic orthostatic hypotension (symptomatic) G90.3
- arteriosclerotic G21.4
- dementia G20.C — see also Dementia, in, diseases specified elsewhere
- with behavioral disturbance G20.C — see also Dementia, in, diseases specified elsewhere
- due to
- drugs NEC G21.19
- neuroleptic G21.11
- Parkinson's disease — see Disease, Parkinson's
- medication-induced NEC G21.19
- neuroleptic induced G21.11
- postencephalitic G21.3
- secondary G21.9
- due to
- arteriosclerosis G21.4
- drugs NEC G21.19
- neuroleptic G21.11
- encephalitis G21.3
- external agents NEC G21.2
- syphilis A52.19
- specified NEC G21.8
- syphilitic A52.19
- treatment-induced NEC G21.19
- vascular G21.4