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ICD-10 Guide
ICD-10 CodesS12.33

S12.33

Billable

Unspecified traumatic spondylolisthesis of fourth cervical vertebra

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

Code Description

ICD-10 S12.33 is a billable code used to indicate a diagnosis of unspecified traumatic spondylolisthesis of fourth cervical vertebra.

Key Diagnostic Point:

Unspecified traumatic spondylolisthesis of the fourth cervical vertebra (C4) refers to a condition where there is a displacement of the C4 vertebra due to trauma, leading to instability in the cervical spine. This condition can arise from various mechanisms of injury, including high-impact sports, falls, motor vehicle accidents, or other traumatic events. The displacement can result in neurological deficits, pain, and impaired mobility. Diagnosis typically involves imaging studies such as X-rays, CT scans, or MRIs to assess the degree of displacement and any associated injuries to the spinal cord or surrounding structures. Management may include conservative treatment such as immobilization and physical therapy, or surgical intervention in cases of significant instability or neurological compromise. Complications can include chronic pain, persistent neurological deficits, or the development of adjacent segment disease due to altered biomechanics. Accurate coding is essential for appropriate treatment planning and reimbursement.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in clinical presentation and severity of injury
  • Need for precise documentation of trauma mechanism
  • Potential for associated injuries requiring additional codes
  • Differentiation from other cervical spine conditions

Audit Risk Factors

  • Inadequate documentation of the mechanism of injury
  • Failure to document associated neurological deficits
  • Misclassification of the type of spondylolisthesis
  • Inconsistent coding of related injuries

Specialty Focus

Medical Specialties

Emergency Medicine

Documentation Requirements

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

Common Clinical Scenarios

Patients presenting after a fall or motor vehicle accident with neck pain and neurological symptoms.

Billing Considerations

Ensure that all relevant imaging studies are documented and that any neurological assessments are clearly noted.

Surgery

Documentation Requirements

Operative reports should detail the surgical approach, findings, and any corrective measures taken to stabilize the spine.

Common Clinical Scenarios

Surgical intervention for significant displacement or neurological compromise.

Billing Considerations

Document the rationale for surgical intervention and any postoperative complications.

Coding Guidelines

Inclusion Criteria

Use S12.33 When
  • Follow the ICD
  • CM guidelines for coding injuries, ensuring that the specific site and nature of the injury are accurately captured
  • Use additional codes for any associated conditions or complications

Exclusion Criteria

Do NOT use S12.33 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

22551CPT Code

Anterior cervical discectomy and fusion

Clinical Scenario

Used in cases where surgical intervention is required for spondylolisthesis.

Documentation Requirements

Operative report detailing the procedure and indications for surgery.

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 injuries, including the ability to capture the exact vertebra involved in spondylolisthesis, which aids in treatment planning and reimbursement.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of injuries, including the ability to capture the exact vertebra involved in spondylolisthesis, which aids in treatment planning and reimbursement.

Reimbursement & Billing Impact

reimbursement.

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 is the difference between traumatic and non-traumatic spondylolisthesis?

Traumatic spondylolisthesis is caused by an injury or trauma to the spine, while non-traumatic spondylolisthesis can occur due to degenerative changes, congenital conditions, or other non-injury related factors.