G20.A2
BillableParkinson's disease without dyskinesia, with fluctuations
Parkinson's disease without dyskinesia, with fluctuations
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Parkinson's disease without dyskinesia, with OFF episodes
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
Use Additional Code
Additional codes that should follow this code
- code, if applicable, to identify:
- •dementia with anxiety, A4, B4, C4)F02.84, F02, F02, F02
- •dementia with behavioral disturbance, A1-, B1-, C1-)F02.81, F02, F02, F02
- •dementia with mood disturbance, A3, B3, C3)F02.83, F02, F02, F02
- •dementia with psychotic disturbance, A2, B2, C2)F02.82, F02, F02, F02
- •dementia without behavioral disturbance, A0, B0, C0)F02.80, F02, F02, F02
- •mild neurocognitive disorder due to known physiological conditionF06.7
Also Known As / Clinical Terms(26)
SNOMED CT
- Idiopathic Parkinson's disease49049000
- Idiopathic Parkinsonism49049000
- PD - Parkinson's disease49049000
- Paralysis agitans49049000
- Parkinson disease49049000
- Parkinson's disease49049000
- Parkinsons disease49049000
- Primary Parkinsonism49049000
- Shaking palsy49049000
- Sporadic Parkinson disease724761004
- Off-episodes in Parkinson's disease not responding to oral treatment1230308005
- Off-periods in Parkinson disease not responding to oral treatment1230308005
UMLS
Clinical Terms
- Parkinsons disease
- Idiopathic Parkinsonism
- Idiopathic Parkinson's disease
- Parkinson disease
- Paralysis agitans
- Shaking palsy
- PD - Parkinson's disease
- Parkinson's disease without dyskinesia, with OFF episodes
- Off-episodes in Parkinson's disease not responding to oral treatment
- Off-periods in Parkinson disease not responding to oral treatment
- Primary Parkinsonism
- Sporadic Parkinson disease
Frequently Asked Questions
What is the ICD-10 code for parkinson's disease without dyskinesia, with fluctuations?
The ICD-10-CM code for parkinson's disease without dyskinesia, with fluctuations is G20.A2. The full clinical description is "Parkinson's disease without dyskinesia, with fluctuations". G20.A2 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code G20.A2 mean?
ICD-10-CM code G20.A2 represents “Parkinson's disease without dyskinesia, with fluctuations”. It is classified under Chapter 6: Diseases of the Nervous System and is a billable/specific code that can be used on a claim.
Is G20.A2 a billable code?
Yes, G20.A2 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is G20.A2 in?
G20.A2 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).
Are additional codes required with G20.A2?
Yes, when using G20.A2, also report: code, if applicable, to identify:; dementia with anxiety (F02.84, F02.A4, F02.B4, F02.C4); dementia with behavioral disturbance (F02.81-, F02.A1-, F02.B1-, F02.C1-); dementia with mood disturbance (F02.83, F02.A3, F02.B3, F02.C3); dementia with psychotic disturbance (F02.82, F02.A2, F02.B2, F02.C2); dementia without behavioral disturbance (F02.80, F02.A0, F02.B0, F02.C0); mild neurocognitive disorder due to known physiological condition (F06.7-).
What SNOMED CT codes does G20.A2 map to?
G20.A2 maps to 3 SNOMED CT concepts: 49049000, 1230308005, 724761004. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for G20.A2?
G20.A2 is linked to 2 UMLS Concept Unique Identifiers: C5819569, C5819119. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does G20.A2 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like parkinson's disease without dyskinesia, with fluctuations affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of G20.A2?
There is no direct ICD-11 mapping available for G20.A2 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.