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v1.0.0
ICD-10 Guide
ICD-10 CodesG96.191

G96.191

Billable

Perineural cyst

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

Code Description

ICD-10 G96.191 is a billable code used to indicate a diagnosis of perineural cyst.

Key Diagnostic Point:

A perineural cyst is a fluid-filled sac that forms around a nerve, typically in the spinal region. These cysts can arise from various causes, including trauma, inflammation, or congenital factors. Clinically, they may present with symptoms such as localized pain, neurological deficits, or sensory disturbances depending on their size and location. In some cases, perineural cysts can lead to compression of adjacent structures, resulting in pain syndromes or autonomic disorders. The diagnosis is often confirmed through imaging studies such as MRI, which can reveal the cyst's characteristics and its relationship to surrounding neural tissues. Treatment options may vary from observation to surgical intervention, particularly if the cyst is symptomatic or causing significant neurological impairment. Understanding the implications of perineural cysts is crucial, as they can be associated with other nervous system disorders, including hydrocephalus, where cerebrospinal fluid dynamics may be affected. Accurate coding of this condition is essential for proper management and reimbursement.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in presentation and symptoms
  • Need for precise imaging documentation
  • Differentiation from other cystic lesions
  • Potential for associated neurological conditions

Audit Risk Factors

  • Inadequate documentation of symptoms
  • Failure to specify the location of the cyst
  • Lack of imaging reports in the medical record
  • Misclassification with other cystic lesions

Specialty Focus

Medical Specialties

Neurology

Documentation Requirements

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

Common Clinical Scenarios

Patients presenting with unexplained neuropathic pain or sensory deficits.

Billing Considerations

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

Radiology

Documentation Requirements

Clear imaging reports detailing the characteristics of the cyst and its impact on surrounding structures.

Common Clinical Scenarios

Imaging studies performed for patients with suspected perineural cysts.

Billing Considerations

Accurate descriptions of the cyst's size, location, and any associated findings are crucial.

Coding Guidelines

Inclusion Criteria

Use G96.191 When
  • Follow official ICD
  • 10 coding guidelines, ensuring that the diagnosis is supported by clinical documentation and imaging studies
  • Include any relevant symptoms and the cyst's anatomical location

Exclusion Criteria

Do NOT use G96.191 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

62263CPT Code

Lumbar puncture

Clinical Scenario

Used for diagnostic purposes in patients with suspected perineural cysts.

Documentation Requirements

Indication for the procedure and results of the lumbar puncture.

Specialty Considerations

Neurology should document the rationale for the procedure.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of perineural cysts, improving the accuracy of diagnoses and treatment tracking.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of perineural cysts, improving the accuracy of diagnoses and treatment tracking.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of perineural cysts, improving the accuracy of diagnoses and treatment tracking.

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 a perineural cyst?

Common symptoms include localized pain, sensory changes, and neurological deficits depending on the cyst's location and size.

How is a perineural cyst diagnosed?

Diagnosis is typically made through imaging studies such as MRI, which can visualize the cyst and its relationship to surrounding nerves.

What treatment options are available for perineural cysts?

Treatment may range from observation to surgical intervention, especially if the cyst is symptomatic or causing significant nerve compression.