Question: If my neurosurgeon documented a diagnosis for Parkinson’s disease, which ICD-10 code should I report? South Carolina Subscriber Answer: You should report G20 (Parkinson’s disease) for Parkinson’s disease. Other included diagnoses under G20 include the following:
Don’t miss: Code G20 has an Excludes1 note for G31.83 (Dementia with Parkinsonism), so report G31.83 if the surgeon documents dementia and Parkinsonism.