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v1.0.0
ICD-10 Guide
ICD-10 CodesG95.81

G95.81

Billable

Conus medullaris syndrome

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 G95.81 is a billable code used to indicate a diagnosis of conus medullaris syndrome.

Key Diagnostic Point:

Conus medullaris syndrome is a neurological condition resulting from damage to the conus medullaris, the terminal end of the spinal cord, typically located at the L1-L2 vertebral level. This syndrome is characterized by a constellation of symptoms including lower extremity weakness, sensory loss, and bowel and bladder dysfunction. Patients may experience severe pain in the lower back and legs, often described as a burning or tingling sensation. Autonomic dysfunction is also common, leading to issues such as sexual dysfunction and altered bowel habits. The syndrome can arise from various etiologies, including trauma, tumors, herniated discs, or vascular insults. Diagnosis is often confirmed through imaging studies such as MRI, which can reveal structural abnormalities affecting the conus medullaris. Prompt recognition and management are crucial to prevent permanent neurological deficits. Treatment may involve surgical intervention, pain management, and rehabilitation to improve functional outcomes.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of potential underlying causes (trauma, tumors, etc.)
  • Overlap with other neurological conditions
  • Need for precise documentation of symptoms and functional impairment
  • Potential for co-existing conditions affecting coding

Audit Risk Factors

  • Inadequate documentation of neurological deficits
  • Failure to specify the underlying cause of the syndrome
  • Misclassification of symptoms as unrelated conditions
  • Lack of supporting imaging or diagnostic studies

Specialty Focus

Medical Specialties

Neurology

Documentation Requirements

Comprehensive neurological examination findings, imaging results, and detailed symptom descriptions.

Common Clinical Scenarios

Patients presenting with acute onset of lower extremity weakness and bowel/bladder dysfunction.

Billing Considerations

Ensure that all neurological deficits are documented to support the diagnosis.

Orthopedic Surgery

Documentation Requirements

Surgical notes, pre-operative assessments, and post-operative follow-ups.

Common Clinical Scenarios

Patients undergoing surgical intervention for herniated discs or spinal tumors affecting the conus medullaris.

Billing Considerations

Document the surgical findings and any neurological assessments performed pre- and post-operatively.

Coding Guidelines

Inclusion Criteria

Use G95.81 When
  • According to ICD
  • 10 coding guidelines, G95
  • 81 should be used when the clinical documentation supports a diagnosis of conus medullaris syndrome
  • It is essential to include details about the underlying cause and associated symptoms

Exclusion Criteria

Do NOT use G95.81 When
  • Exclusion criteria include conditions that do not directly affect the conus medullaris

Related ICD-10 Codes

Related CPT Codes

63030CPT Code

Laminectomy, facetectomy, and foraminotomy, lumbar

Clinical Scenario

Used in surgical treatment of herniated discs affecting the conus medullaris.

Documentation Requirements

Operative report detailing the procedure and findings.

Specialty Considerations

Orthopedic surgeons must document the neurological status pre- and post-operatively.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of neurological conditions like conus medullaris syndrome, improving the accuracy of diagnoses and treatment tracking. This specificity aids in better patient management and resource allocation.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of neurological conditions like conus medullaris syndrome, improving the accuracy of diagnoses and treatment tracking. This specificity aids in better patient management and resource allocation.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of neurological conditions like conus medullaris syndrome, improving the accuracy of diagnoses and treatment tracking. This specificity aids in better patient management and resource allocation.

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 symptoms of conus medullaris syndrome?

Common symptoms include lower extremity weakness, sensory loss, bowel and bladder dysfunction, and severe back pain.

How is conus medullaris syndrome diagnosed?

Diagnosis is typically made through clinical evaluation and confirmed with imaging studies such as MRI or CT scans.

What are the potential causes of conus medullaris syndrome?

Causes can include trauma, tumors, herniated discs, or vascular issues affecting the spinal cord.