G21.1 - Other drug-induced secondary parkinsonism
- Applicable to Other drug-induced secondary parkinsonism
- The 2025 edition of ICD10-CM G21.1 became effective on October 1, 2024.
- This is the American ICD10-CM version of G21.1 - other international versions of ICD10 G21.1 may differ.
- G21.1 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- G21.1 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.
- G21.1 - Other drug-induced secondary parkinsonism
- G21.1 - Other drug-induced secondary parkinsonism
- G21.11 - Neuroleptic induced parkinsonism
- G21.19 - Other drug induced secondary parkinsonism
The following codes above G21.1 contain annotation back-references that may be applicable to G21.1:
Chapter: G00-G99 Diseases of the nervous system
Section: G20-G26 Extrapyramidal and movement disorders
Category: G21 Secondary parkinsonism
Non-Billable/Non-Specific Code
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Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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