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ICD-10 Coding for Bradykinesia(G20, R25.8)

Complete ICD-10-CM coding and documentation guide for Bradykinesia. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Slowness of movementHypokinesia

Related ICD-10 Code Ranges

Complete code families applicable to Bradykinesia

G20Primary Range

Parkinson's disease

Bradykinesia is a primary symptom of Parkinson's disease, coded under G20.

Other abnormal involuntary movements

Used for bradykinesia when not associated with Parkinson's disease.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
G20Parkinson's diseaseUse when bradykinesia is a symptom of Parkinson's disease.
  • Presence of bradykinesia with rigidity or tremor
  • MDS-UPDRS bradykinesia score ≥2
R25.8Other abnormal involuntary movementsUse when bradykinesia is not related to Parkinson's disease.
  • Bradykinesia without rigidity or tremor
  • Negative DaTscan

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for bradykinesia

Essential facts and insights about Bradykinesia

The ICD-10 code for bradykinesia associated with Parkinson's disease is G20. For bradykinesia not related to Parkinson's, use R25.8.

Primary ICD-10-CM Codes for bradykinesia

Parkinson's disease
Non-billable Code

Decision Criteria

clinical Criteria

  • Presence of bradykinesia with other Parkinsonian symptoms

Applicable To

  • Bradykinesia as a symptom of Parkinson's disease

Excludes

  • Drug-induced parkinsonism (G21.1)

Clinical Validation Requirements

  • Presence of bradykinesia with rigidity or tremor
  • MDS-UPDRS bradykinesia score ≥2

Code-Specific Risks

  • Misclassification if bradykinesia is due to another condition

Coding Notes

  • Ensure bradykinesia is documented as part of Parkinson's disease.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Other abnormal involuntary movements

R25.8
Use as an ancillary code if bradykinesia is present but not primary.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Drug-induced dyskinesia

G24.01
Use when bradykinesia is due to medication effects.

Parkinson's disease

G20
Use when bradykinesia is part of Parkinson's disease.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Bradykinesia to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code G20.

Impact

Clinical: Misdiagnosis or delayed treatment., Regulatory: Non-compliance with documentation standards., Financial: Denied claims due to lack of supporting documentation.

Mitigation Strategy

Ensure detailed motor exam findings are recorded., Use standardized scales like MDS-UPDRS.

Impact

Reimbursement: Potential underpayment due to incorrect DRG assignment., Compliance: Non-compliance with ICD-10 coding guidelines., Data Quality: Inaccurate clinical data affecting patient records.

Mitigation Strategy

Use G20 for Parkinson's disease with bradykinesia.

Impact

Incorrect sequencing of Parkinson's disease and bradykinesia codes.

Mitigation Strategy

Ensure G20 is sequenced before any ancillary codes.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Bradykinesia, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Bradykinesia

Use these documentation templates to ensure complete and accurate documentation for Bradykinesia. These templates include all required elements for proper coding and billing.

Parkinson's disease with bradykinesia

Specialty: Neurology

Required Elements

  • Motor exam findings
  • MDS-UPDRS scores
  • DaTscan results

Example Documentation

Patient exhibits decremental amplitude on finger-tapping with MDS-UPDRS item 3.4 = 2.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has slow movements.
Good Documentation Example
Patient exhibits decremental amplitude on finger-tapping (8 taps/sec) with 30% amplitude reduction over 10 seconds, MDS-UPDRS item 3.4 = 2.
Explanation
The good example provides specific, quantifiable data supporting the diagnosis.

Need help with ICD-10 coding for Bradykinesia? Ask your questions below.

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