2025 ICD-10-CM code G20
(Valid) Effective Date: N/A Revision Date: N/A Diseases of the nervous system - Extrapyramidal and movement disorders 6 (Diseases of the Nervous System) Feed
Parkinson's disease is a progressive neurodegenerative disorder affecting movement.
Medical necessity for services related to Parkinson's disease is established by the presence of documented symptoms impacting the patient's ability to perform activities of daily living. The need for specific interventions, such as medication, therapy, or surgery, should be justified based on the severity and progression of the disease.
The diagnosis of Parkinson's disease requires careful neurological examination, evaluation of symptoms, and often the use of imaging and laboratory tests to exclude other conditions. Treatment often involves medication to manage motor and non-motor symptoms, and may also include therapies like physical therapy and occupational therapy.
In simple words: Parkinson's disease is a brain disorder that causes problems with movement, often including shaking, stiffness, slowness, and difficulty with balance. It happens when certain nerve cells in the brain break down or die.
Parkinson's disease is characterized by the loss of dopamine-producing nerve cells in the substantia nigra, a part of the brain that controls movement. This dopamine deficiency leads to motor symptoms like tremors, slow movement (bradykinesia), rigidity, and postural instability. Non-motor symptoms such as sleep disturbances, depression, and anxiety are also common.
Example 1: A 65-year-old patient presents with tremors in their right hand, slow movement, and muscle stiffness. After a thorough examination and review of their medical history, a diagnosis of Parkinson's disease is made., A 45-year-old patient experiences early-onset Parkinson's disease with symptoms like balance problems, loss of smell, and sleep disturbances, along with mild tremors and rigidity., A 75-year-old patient with a long-standing history of Parkinson's disease develops dementia and difficulty swallowing, requiring additional support and care.
Detailed documentation of motor and non-motor symptoms, including onset, progression, and severity, is essential. Neurological examination findings, imaging studies (if applicable), and response to treatment should also be documented.
- Specialties:Neurology
- Place of Service:Office, Inpatient Hospital, Outpatient Hospital, Skilled Nursing Facility, Nursing Facility, Hospice