ICD-10 Coding for Foot Drop(G57.3, G57.3L, G57.3N)

Learn about ICD-10 coding for foot drop, including primary and secondary codes, documentation requirements, and common pitfalls.

Also known as:
Drop FootPeroneal Nerve Palsy
Related ICD-10 Code Ranges

Complete code families applicable to Foot Drop

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
M21.37xAcquired foot drop
G57.3Lesion of lateral popliteal nerve

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

Essential facts and insights aboutFoot Drop

Primary ICD-10-CM Codes
Differential Codes

Alternative codes to consider when ruling out similar conditions

Lesion of lateral popliteal nerveG57.3

Use when EMG confirms peroneal neuropathy.

Acquired foot dropM21.37

Use when no neurological cause is identified.

Documentation & Coding Risks

Avoid these common issues when documenting Foot Drop.

Not specifying laterality

Impact

Clinical: Impacts treatment planning., Regulatory: Non-compliance with coding standards., Financial: Potential claim denials.

Mitigation

Use documentation templates, Educate providers on specificity

Using unspecified laterality codes

Impact

Reimbursement: May affect DRG assignment., Compliance: Non-compliance with specificity requirements., Data Quality: Decreases accuracy of clinical data.

Mitigation

Query provider for specific laterality.

Specificity in coding

Impact

Lack of specificity can lead to audits.

Mitigation

Ensure all documentation specifies laterality and cause.

Frequently Asked Questions