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ICD-10 Guide
ICD-10 CodesS13.161

S13.161

Billable

Dislocation of C5/C6 cervical vertebrae

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/11/2025

Code Description

ICD-10 S13.161 is a billable code used to indicate a diagnosis of dislocation of c5/c6 cervical vertebrae.

Key Diagnostic Point:

Dislocation of the C5/C6 cervical vertebrae refers to the misalignment of the fifth and sixth cervical vertebrae in the neck, which can occur due to trauma, such as a fall, motor vehicle accident, or sports injury. This condition can lead to significant neurological deficits if the spinal cord is compromised. The dislocation may be anterior, posterior, or lateral, and can result in varying degrees of instability in the cervical spine. Symptoms often include severe neck pain, limited range of motion, and neurological symptoms such as numbness, tingling, or weakness in the arms or legs. Diagnosis typically involves a thorough clinical examination and imaging studies, such as X-rays or MRI, to assess the extent of the dislocation and any associated injuries. Management may include immobilization, pain management, and in some cases, surgical intervention to realign the vertebrae and stabilize the spine.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Need for precise documentation of the mechanism of injury
  • Differentiation between dislocation and other cervical injuries
  • Potential for associated neurological deficits
  • Variability in treatment approaches based on severity

Audit Risk Factors

  • Inadequate documentation of the mechanism of injury
  • Failure to document neurological assessments
  • Misclassification of dislocation severity
  • Inconsistent coding of associated injuries

Specialty Focus

Medical Specialties

Emergency Medicine

Documentation Requirements

Documentation must include a detailed account of the mechanism of injury, neurological assessment, and imaging results.

Common Clinical Scenarios

Trauma cases from falls, sports injuries, or vehicular accidents.

Billing Considerations

Ensure that all neurological deficits are documented, as they can impact treatment and coding.

Surgery

Documentation Requirements

Operative reports must detail the surgical approach, findings, and any stabilization techniques used.

Common Clinical Scenarios

Surgical intervention for dislocation reduction and stabilization.

Billing Considerations

Document any complications or additional procedures performed during surgery.

Coding Guidelines

Inclusion Criteria

Use S13.161 When
  • Follow the official ICD
  • CM coding guidelines, ensuring that the code is used in conjunction with appropriate external cause codes to capture the mechanism of injury

Exclusion Criteria

Do NOT use S13.161 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

63015CPT Code

Laminectomy, cervical, anterior approach

Clinical Scenario

Used in cases where surgical intervention is required for dislocation.

Documentation Requirements

Operative report detailing the procedure and findings.

Specialty Considerations

Ensure that the surgical approach and any complications are documented.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of cervical spine injuries, improving the accuracy of data collection and reimbursement processes.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of cervical spine injuries, improving the accuracy of data collection and reimbursement processes.

Reimbursement & Billing Impact

reimbursement processes.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What imaging is required to confirm a C5/C6 dislocation?

X-rays are typically the first step, followed by MRI or CT scans to assess soft tissue and neurological involvement.