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ICD-10 Coding for Lisfranc Injury(S93.324A, S93.325A)

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

Also known as:

Tarsometatarsal Joint InjuryMidfoot Injury

Related ICD-10 Code Ranges

Complete code families applicable to Lisfranc Injury

S93.32Primary Range

Subluxation and dislocation of tarsometatarsal joint

This range covers the primary codes for Lisfranc injuries involving dislocation or subluxation of the tarsometatarsal joint.

Sprain of tarsometatarsal ligament

This range is used for ligamentous injuries of the tarsometatarsal joint without dislocation.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
S93.324ASubluxation/dislocation of tarsometatarsal joint, right foot, initial encounterUse for confirmed dislocation/subluxation on weight-bearing X-ray/CT with midfoot instability.
  • Weight-bearing X-ray/CT showing ≥2mm diastasis
  • Intraoperative stress test documentation
S93.325ASubluxation/dislocation of tarsometatarsal joint, left foot, initial encounterUse for confirmed dislocation/subluxation on weight-bearing X-ray/CT with midfoot instability.
  • Weight-bearing X-ray/CT showing ≥2mm diastasis
  • Intraoperative stress test documentation

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 Lisfranc injury

Essential facts and insights about Lisfranc Injury

The ICD-10 code for a Lisfranc injury involving dislocation is S93.32xA, with specific codes for laterality and encounter type.

Primary ICD-10-CM Codes for lisfranc injury

Subluxation/dislocation of tarsometatarsal joint, right foot, initial encounter
Billable Code

Decision Criteria

clinical Criteria

  • Confirmed dislocation on imaging

documentation Criteria

  • Intraoperative stress test showing instability

Applicable To

  • Tarsometatarsal joint dislocation

Excludes

  • Ankle sprain (S93.4-)
  • Metatarsal fracture distal to TMT joint (S92.2-)

Clinical Validation Requirements

  • Weight-bearing X-ray/CT showing ≥2mm diastasis
  • Intraoperative stress test documentation

Code-Specific Risks

  • Unspecified laterality
  • Missing 7th character

Coding Notes

  • Ensure documentation specifies laterality and encounter type.

Ancillary Codes

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

Plantar fascial fibromatosis, right foot

M79.671
Use if concurrent plantar ligament injury is present.

Plantar fascial fibromatosis, left foot

M79.672
Use if concurrent plantar ligament injury is present.

Differential Codes

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

Sprain of tarsometatarsal ligament

S93.42xA
Use when imaging shows ligament injury without dislocation.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Lisfranc Injury to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code S93.324A.

Impact

Clinical: Misrepresents the injury severity., Regulatory: Leads to coding inaccuracies., Financial: Potential for claim rejections.

Mitigation Strategy

Verify imaging results before coding.

Impact

Reimbursement: Incorrect billing can lead to claim denials., Compliance: Violates coding guidelines for bundling., Data Quality: Leads to inaccurate clinical data representation.

Mitigation Strategy

CPT 28615 includes fractures at the TMT joint level.

Impact

Use of unspecified codes increases audit risk.

Mitigation Strategy

Always specify laterality and encounter type.

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 Lisfranc Injury, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Lisfranc Injury

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

Surgical repair of Lisfranc injury

Specialty: Orthopedics

Required Elements

  • Mechanism of injury
  • Physical exam findings
  • Imaging results
  • Surgical details

Example Documentation

Open reduction internal fixation of left 1st-3rd TMT joints via dual dorsal incisions.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Foot pain after fall
Good Documentation Example
Inability to bear weight with ecchymosis along left midfoot. Weight-bearing X-ray shows 4mm diastasis at 1st-2nd TMT joints with fleck sign.
Explanation
The good example provides specific clinical findings and imaging results.

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

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