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v1.0.0
ICD-10 Guide
ICD-10 CodesM43.6

M43.6

Billable

Torticollis

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/17/2025

Code Description

ICD-10 M43.6 is a billable code used to indicate a diagnosis of torticollis.

Key Diagnostic Point:

Torticollis, commonly referred to as 'wry neck', is a condition characterized by an abnormal, asymmetrical head or neck position. It can be congenital or acquired, with congenital torticollis often resulting from muscular or skeletal abnormalities present at birth. Acquired torticollis may arise from various causes, including trauma, infections, or neurological disorders. The condition can lead to significant discomfort and functional limitations, affecting the patient's ability to perform daily activities. In some cases, torticollis may be associated with other spinal deformities such as scoliosis, kyphosis, or lordosis, which can complicate the clinical picture. Treatment options vary based on the underlying cause and severity, ranging from physical therapy and medications to surgical interventions, including spinal fusion procedures in severe cases. Accurate diagnosis and coding are essential for effective management and reimbursement.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between congenital and acquired torticollis
  • Identifying associated spinal deformities
  • Documenting the severity and impact on function
  • Understanding the potential need for surgical intervention

Audit Risk Factors

  • Inadequate documentation of the underlying cause
  • Failure to specify whether the torticollis is congenital or acquired
  • Lack of detail regarding associated spinal deformities
  • Insufficient evidence of treatment plans or interventions

Specialty Focus

Medical Specialties

Orthopedics

Documentation Requirements

Detailed physical examination findings, imaging results, and treatment plans.

Common Clinical Scenarios

Patients presenting with neck pain and abnormal head positioning, often requiring imaging studies.

Billing Considerations

Documentation should clearly differentiate between congenital and acquired forms, as well as any associated spinal deformities.

Neurology

Documentation Requirements

Neurological assessments, history of symptoms, and any relevant imaging or diagnostic tests.

Common Clinical Scenarios

Patients with neurological conditions presenting with torticollis as a secondary symptom.

Billing Considerations

Focus on documenting the neurological basis for the torticollis, including any related conditions.

Coding Guidelines

Inclusion Criteria

Use M43.6 When
  • According to ICD
  • 10 guidelines, M43
  • 6 should be used when torticollis is diagnosed
  • It is important to document the specific type of torticollis and any associated conditions

Exclusion Criteria

Do NOT use M43.6 When
  • Exclusion criteria include conditions that are not classified as torticollis but may present with similar symptoms

Related ICD-10 Codes

Related CPT Codes

22551CPT Code

Spinal fusion, cervical

Clinical Scenario

Used in cases where torticollis is associated with severe spinal deformities requiring surgical correction.

Documentation Requirements

Pre-operative assessments, imaging studies, and detailed surgical notes.

Specialty Considerations

Orthopedic surgeons must document the rationale for surgery and expected outcomes.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of torticollis, enabling better tracking of the condition and its associated treatments. This specificity aids in research and improves patient care by ensuring appropriate management strategies are employed.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of torticollis, enabling better tracking of the condition and its associated treatments. This specificity aids in research and improves patient care by ensuring appropriate management strategies are employed.

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 congenital and acquired torticollis?

Congenital torticollis is present at birth and often results from muscle shortening, while acquired torticollis develops later in life due to various factors such as trauma or neurological conditions.