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v1.0.0
ICD-10 Guide
ICD-10 CodesM46.44

M46.44

Billable

Discitis, unspecified, thoracic region

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

Code Description

ICD-10 M46.44 is a billable code used to indicate a diagnosis of discitis, unspecified, thoracic region.

Key Diagnostic Point:

Discitis is an inflammatory condition affecting the intervertebral discs, often resulting from infection, trauma, or degenerative changes. In the thoracic region, discitis can lead to significant pain, limited mobility, and neurological deficits if not diagnosed and treated promptly. The thoracic spine is less commonly affected than the lumbar or cervical regions, but when it is, the symptoms can include localized pain, fever, and systemic signs of infection. The condition may be associated with spondylopathies, such as ankylosing spondylitis, which can predispose individuals to discitis due to inflammatory changes in the spine. Diagnosis typically involves imaging studies, such as MRI or CT scans, to visualize the affected disc and surrounding structures. Treatment may include antibiotics for infectious causes, anti-inflammatory medications, and in severe cases, surgical intervention to decompress the affected area. Accurate coding of discitis is crucial for appropriate management and reimbursement, as it can significantly impact patient outcomes and healthcare costs.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between infectious and non-infectious causes of discitis.
  • Identifying the specific thoracic level affected.
  • Understanding the relationship with other spondylopathies.
  • Need for comprehensive documentation to support the diagnosis.

Audit Risk Factors

  • Inadequate documentation of clinical findings.
  • Failure to specify the level of the thoracic spine affected.
  • Misclassification of discitis as a different spinal condition.
  • Lack of supporting imaging studies in the medical record.

Specialty Focus

Medical Specialties

Orthopedic Surgery

Documentation Requirements

Detailed clinical notes, imaging results, and treatment plans.

Common Clinical Scenarios

Patients presenting with back pain and neurological symptoms.

Billing Considerations

Ensure clear documentation of the surgical approach if intervention is performed.

Infectious Disease

Documentation Requirements

Laboratory results, culture reports, and response to treatment.

Common Clinical Scenarios

Patients with fever and back pain, suspected of having infectious discitis.

Billing Considerations

Document the source of infection and any comorbid conditions.

Coding Guidelines

Inclusion Criteria

Use M46.44 When
  • Follow the official ICD
  • CM coding guidelines for specificity in diagnosis
  • Ensure that the documentation supports the diagnosis of discitis and includes any relevant comorbidities or complications

Exclusion Criteria

Do NOT use M46.44 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

73030CPT Code

CT scan of the thoracic spine

Clinical Scenario

Used to evaluate suspected discitis.

Documentation Requirements

Document indications for the scan and findings.

Specialty Considerations

Orthopedic and radiology specialties should ensure imaging correlates with clinical findings.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for greater specificity in coding discitis, improving the accuracy of diagnoses and treatment plans. This specificity aids in better tracking of disease prevalence and outcomes.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for greater specificity in coding discitis, improving the accuracy of diagnoses and treatment plans. This specificity aids in better tracking of disease prevalence and outcomes.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for greater specificity in coding discitis, improving the accuracy of diagnoses and treatment plans. This specificity aids in better tracking of disease prevalence and outcomes.

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 are the common causes of discitis?

Common causes include bacterial infections, post-surgical complications, and inflammatory diseases such as ankylosing spondylitis.

How is discitis diagnosed?

Diagnosis typically involves clinical evaluation, imaging studies like MRI or CT, and laboratory tests to identify infectious agents.

What is the treatment for discitis?

Treatment may include antibiotics for infections, anti-inflammatory medications, and possibly surgical intervention if there are complications.