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ICD-10 Guide
ICD-10 CodesG52.3

G52.3

Billable

Disorders of hypoglossal nerve

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

Code Description

ICD-10 G52.3 is a billable code used to indicate a diagnosis of disorders of hypoglossal nerve.

Key Diagnostic Point:

Disorders of the hypoglossal nerve (cranial nerve XII) can lead to significant motor dysfunction affecting the tongue's movement, which is crucial for speech and swallowing. The hypoglossal nerve is responsible for innervating the muscles of the tongue, and any disorder affecting this nerve can result in weakness or paralysis of the tongue muscles. This can manifest as dysarthria (slurred speech), dysphagia (difficulty swallowing), and atrophy of the tongue. Common causes of hypoglossal nerve disorders include trauma, tumors, infections, and neurological conditions such as amyotrophic lateral sclerosis (ALS) or multiple sclerosis (MS). Diagnosis typically involves a thorough clinical examination, imaging studies, and nerve conduction studies to assess the integrity and function of the hypoglossal nerve. Treatment may involve speech therapy, nutritional support, and addressing the underlying cause of the nerve dysfunction. Accurate coding is essential for proper reimbursement and to reflect the complexity of the patient's condition.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of underlying causes (trauma, tumors, neurological diseases)
  • Need for comprehensive documentation of symptoms and clinical findings
  • Potential for co-morbid conditions affecting coding
  • Variability in clinical presentation and severity

Audit Risk Factors

  • Inadequate documentation of neurological examination findings
  • Failure to specify the underlying cause of the hypoglossal nerve disorder
  • Misuse of related codes leading to incorrect billing
  • Lack of supporting evidence for nerve conduction studies

Specialty Focus

Medical Specialties

Neurology

Documentation Requirements

Detailed neurological examination findings, imaging results, and nerve conduction study reports.

Common Clinical Scenarios

Patients presenting with dysarthria, dysphagia, or tongue atrophy.

Billing Considerations

Ensure all neurological deficits are documented, and the relationship to the hypoglossal nerve is clearly established.

Speech-Language Pathology

Documentation Requirements

Assessment reports detailing speech and swallowing evaluations.

Common Clinical Scenarios

Patients requiring therapy for speech and swallowing difficulties due to hypoglossal nerve dysfunction.

Billing Considerations

Document the impact of tongue mobility on speech clarity and swallowing safety.

Coding Guidelines

Inclusion Criteria

Use G52.3 When
  • According to ICD
  • 10 guidelines, G52
  • 3 should be used when there is clear documentation of a disorder affecting the hypoglossal nerve
  • It is important to include the underlying cause if known, and to document any associated symptoms or complications

Exclusion Criteria

Do NOT use G52.3 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

95870CPT Code

Nerve conduction studies

Clinical Scenario

Used to assess the function of the hypoglossal nerve in patients with suspected disorders.

Documentation Requirements

Document the rationale for the study, including clinical findings and symptoms.

Specialty Considerations

Neurology specialists should ensure comprehensive documentation of findings.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of hypoglossal nerve disorders, improving the granularity of data collected for epidemiological studies and enhancing the ability to track treatment outcomes.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of hypoglossal nerve disorders, improving the granularity of data collected for epidemiological studies and enhancing the ability to track treatment outcomes.

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 are the common causes of hypoglossal nerve disorders?

Common causes include trauma, tumors, infections, and neurological diseases such as ALS and MS. Each cause may present with different clinical features and require specific diagnostic approaches.