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v1.0.0
ICD-10 Guide
ICD-10 CodesG93.2

G93.2

Billable

Benign intracranial hypertension

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

Code Description

ICD-10 G93.2 is a billable code used to indicate a diagnosis of benign intracranial hypertension.

Key Diagnostic Point:

Benign intracranial hypertension (BIH), also known as pseudotumor cerebri, is a condition characterized by increased intracranial pressure without an identifiable cause. It primarily affects young women, particularly those who are overweight. Symptoms often include headaches, visual disturbances, and pulsatile tinnitus. The headaches are typically severe and can mimic migraine or tension-type headaches. Visual symptoms may include transient visual obscurations or even permanent vision loss due to optic nerve damage. The condition is often diagnosed through clinical evaluation, imaging studies such as MRI or CT scans to rule out other causes of increased intracranial pressure, and lumbar puncture to measure cerebrospinal fluid (CSF) pressure. Treatment options may include weight loss, medications such as acetazolamide to reduce CSF production, and in severe cases, surgical interventions like optic nerve sheath fenestration or shunt placement. Understanding the nuances of BIH is crucial for accurate coding and management.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating BIH from other causes of increased intracranial pressure.
  • Need for comprehensive documentation of symptoms and diagnostic tests.
  • Potential for co-morbid conditions that may complicate the diagnosis.
  • Variability in treatment approaches based on patient presentation.

Audit Risk Factors

  • Inadequate documentation of symptoms leading to misdiagnosis.
  • Failure to document weight status in relation to BIH.
  • Lack of follow-up documentation on treatment efficacy.
  • Inconsistent coding of co-morbid conditions.

Specialty Focus

Medical Specialties

Neurology

Documentation Requirements

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

Common Clinical Scenarios

Patients presenting with headaches, visual changes, and signs of increased intracranial pressure.

Billing Considerations

Ensure thorough documentation of all diagnostic tests and patient history to support the diagnosis.

Ophthalmology

Documentation Requirements

Visual field tests, fundoscopic examination findings, and any interventions performed.

Common Clinical Scenarios

Patients with visual disturbances secondary to increased intracranial pressure.

Billing Considerations

Document any changes in vision and the rationale for interventions to prevent vision loss.

Coding Guidelines

Inclusion Criteria

Use G93.2 When
  • According to ICD
  • 10 coding guidelines, G93
  • 2 should be used when there is clear documentation of benign intracranial hypertension without secondary causes
  • It is important to ensure that all diagnostic criteria are met and that any co
  • existing conditions are documented appropriately

Exclusion Criteria

Do NOT use G93.2 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

62270CPT Code

Lumbar puncture, diagnostic

Clinical Scenario

Used to measure CSF pressure in suspected cases of BIH.

Documentation Requirements

Document indication for lumbar puncture and results.

Specialty Considerations

Neurology should ensure thorough documentation of the procedure and its necessity.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of benign intracranial hypertension, improving the accuracy of data collection and reimbursement processes. It has also facilitated better tracking of patient outcomes and treatment efficacy.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of benign intracranial hypertension, improving the accuracy of data collection and reimbursement processes. It has also facilitated better tracking of patient outcomes and treatment efficacy.

Reimbursement & Billing Impact

reimbursement processes. It has also facilitated better tracking of patient outcomes and treatment efficacy.

Resources

Clinical References

  • •
    American Academy of Neurology
  • •
    National Institute of Neurological Disorders and Stroke

Coding & Billing References

  • •
    American Academy of Neurology
  • •
    National Institute of Neurological Disorders and Stroke

Frequently Asked Questions

What are the common symptoms of benign intracranial hypertension?

Common symptoms include severe headaches, visual disturbances, and pulsatile tinnitus. Patients may also experience transient visual obscurations.

How is benign intracranial hypertension diagnosed?

Diagnosis is made through clinical evaluation, imaging studies to rule out other causes, and lumbar puncture to measure cerebrospinal fluid pressure.

What treatments are available for benign intracranial hypertension?

Treatment options include weight loss, medications like acetazolamide, and surgical interventions in severe cases.

Can benign intracranial hypertension lead to permanent vision loss?

Yes, if left untreated, BIH can lead to optic nerve damage and permanent vision loss.