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  6. 2024 ICD-10-CM Code G20.A

2024 ICD-10-CM Diagnosis Code G20.A

Parkinson's disease without dyskinesia

ICD-10-CM Code:
G20.A
ICD-10 Code for:
Parkinson's disease without dyskinesia
Is Billable?
Not Valid for Submission
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Code Classification

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

G20.A is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of parkinson's disease without dyskinesia. The code is not specific and is NOT valid for the year 2024 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

Specific Coding Applicable to Parkinson's disease without dyskinesia

Non-specific codes like G20.A require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10-CM codes with a higher level of specificity when coding for parkinson's disease without dyskinesia:

  • Use G20.A1 for Parkinson's disease without dyskinesia, without mention of fluctuations - BILLABLE CODE

  • Use G20.A2 for Parkinson's disease without dyskinesia, with fluctuations - BILLABLE CODE

New 2024 ICD-10-CM Code

G20.A is new to ICD-10-CM code set for the FY 2024, effective October 1, 2023. The National Center for Health Statistics (NCHS) has published an update to the ICD-10-CM diagnosis codes which became effective October 1, 2023. This is a new and revised code for the FY 2024 (October 1, 2023 - September 30, 2024).

Code History

  • FY 2024 - Code Added, effective from 10/1/2023 through 9/30/2024