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ICD-10 Coding for ATFL Sprain(S93.42)

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Learn about the ICD-10 coding for ATFL sprain, including documentation requirements and clinical validation criteria.

Also known as:
Anterior Talofibular Ligament SprainLateral Ankle Sprain
Related ICD-10 Code Ranges

Complete code families applicable to ATFL Sprain

S00-T88Primary Range

Injury, poisoning and certain other consequences of external causes

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Primary ICD-10-CM Codes
Sprain of deltoid ligament
S93.42
Differential Codes

Alternative codes to consider when ruling out similar conditions

Fracture of fibulaS82.8

Use when fracture is confirmed, not just a sprain.

Documentation & Coding Risks

Avoid these common issues when documenting ATFL Sprain.

Failing to document laterality

Impact

Clinical: Inaccurate treatment planning, Regulatory: Non-compliance with coding guidelines, Financial: Potential claim denials

Mitigation

Always include laterality in documentation, Use templates that prompt for laterality

Using unspecified codes like S93.409A

Impact

Reimbursement: May lead to claim denials., Compliance: Non-compliance with specificity requirements., Data Quality: Decreases accuracy of clinical data.

Mitigation

Query provider for specific ligament involved.

Use of unspecified codes

Impact

High risk of audit if unspecified codes are used when specific documentation is available.

Mitigation

Ensure documentation is detailed and specific.

Orthopedic evaluation of ATFL sprain

Document ATFL Sprain in one step.

Frequently Asked Questions

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with S93.42.