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G20.C Parkinsonism, unspecified
BackG20Parkinson's diseaseCategory3 →G20.AParkinson's disease without dyskinesiaCategory2 →G20.A1Parkinson's disease without dyskinesia, without mention of fluctuationsCategoryG20.A2Parkinson's disease without dyskinesia, with fluctuationsCategoryG20.BParkinson's disease with dyskinesiaCategory2 →G20.B1Parkinson's disease with dyskinesia, without mention of fluctuationsCategoryG20.B2Parkinson's disease with dyskinesia, with fluctuationsCategoryG20.CParkinsonism, unspecifiedCategory
CategoryCODABLE
G20.C
Parkinsonism, unspecified
EXAMPLES
Parkinsonism, NOS
EXCLUDES
Excludes1: Parkinson's disease NOS (G20.A1)
Parkinson's disease with dyskinesia (G20.B-)
Parkinson's disease without dyskinesia (G20.A-)
secondary parkinsonism (G21.-)
Parkinson's disease with dyskinesia (G20.B-)
Parkinson's disease without dyskinesia (G20.A-)
secondary parkinsonism (G21.-)
- Chapter
- VI · Diseases of the nervous system
- Section
- G20-G26
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.