Diagnosis Code: G20.C

Short Description: Parkinsonism, unspecified

Long Description: Parkinsonism, unspecified

The code G20.C is VALID for claim submission

Code Classification:

• Diseases of the nervous system (G00–G99)
  • Extrapyramidal and movement disorders (G20-G26)
    • Parkinson's disease (G20)
      • G20.C Parkinsonism, unspecified

Code Version: 2022 ICD-10-CM

Synonyms

• Adult-onset dystonia parkinsonism
• Amyotrophic lateral sclerosis with dementia
• Amyotrophic lateral sclerosis with dementia
• Amyotrophic lateral sclerosis with parkinsonism
• Amyotrophic lateral sclerosis, parkinsonism, dementia complex
• Amyotrophic lateral sclerosis, parkinsonism, dementia complex of Kii Peninsula
• Amyotrophic lateral sclerosis, parkinsonism, dementia complex of West New Guinea
• Atypical juvenile parkinsonism
• Atypical Parkinsonism
• Dissociative neurological symptom disorder co-occurrent with Parkinsonism
• Dopamine transporter deficiency syndrome
• Early onset parkinsonism and intellectual disability syndrome
• Frontotemporal dementia with parkinsonism-17
• Functional parkinsonism
• Hemiparkinsonism hemiatrophy syndrome
• Hypokinetic parkinsonian dysphonia
• Parkinsonian facies
• Parkinsonian pyramidal syndrome
• Parkinsonian tremor
• Parkinsonism
• Parkinsonism due to heredodegenerative disorder
• Parkinson's disease
• Parkinson's disease
• Perry syndrome
• Rapid onset dystonia parkinsonism
• Symptomatic parkinsonism
• X-linked dystonia parkinsonism
• X-linked parkinsonism with spasticity syndrome
• Young onset Parkinson disease
• Young onset Parkinson disease

References to Index of Diseases and Injuries

The code G20.C has the following ICD-10-CM references to the Index of Diseases and Injuries

• Inclusion Terms:
  • Parkinsonism, NOS
• Type 1 Excludes Notes:
  • Parkinson's disease NOS (@G20.A1*)
  • Parkinson's disease with dyskinesia (@G20.B*-)
  • Parkinson's disease without dyskinesia (@G20.A*-)
  • secondary parkinsonism (@G21*-)

Similar Codes

This page was last updated on: 10/1/2023

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