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ICD-10 Guide
ICD-10 CodesG62.2

G62.2

Billable

Polyneuropathy due to other toxic agents

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

Code Description

ICD-10 G62.2 is a billable code used to indicate a diagnosis of polyneuropathy due to other toxic agents.

Key Diagnostic Point:

Polyneuropathy due to other toxic agents refers to a condition characterized by damage to multiple peripheral nerves, often resulting from exposure to toxic substances. This can include a variety of agents such as heavy metals (like lead or mercury), certain medications (such as chemotherapeutic agents), and industrial chemicals. Patients may present with symptoms including numbness, tingling, weakness, and pain in the extremities. The condition can lead to significant functional impairment and may require comprehensive management strategies. Diagnosis typically involves a thorough clinical history, including exposure history, neurological examination, and electrodiagnostic studies, which assess the electrical activity of nerves and muscles. These studies can help differentiate polyneuropathy from other neurological disorders and determine the extent of nerve damage. Treatment focuses on removing the toxic agent, managing symptoms, and rehabilitating affected individuals. Early recognition and intervention are crucial to prevent further nerve damage and improve patient outcomes.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of toxic agents that can cause polyneuropathy, requiring detailed documentation of exposure history.
  • Need for comprehensive clinical evaluation and electrodiagnostic studies to confirm diagnosis.
  • Potential overlap with other neuropathic conditions, necessitating careful differentiation.
  • Variability in clinical presentation and severity among patients, complicating coding decisions.

Audit Risk Factors

  • Inadequate documentation of toxic exposure history.
  • Failure to include results from electrodiagnostic studies.
  • Misclassification of polyneuropathy type.
  • Lack of specificity in documenting the toxic agent.

Specialty Focus

Medical Specialties

Neurology

Documentation Requirements

Detailed neurological examination findings, results from electrodiagnostic studies, and a thorough history of toxic exposure.

Common Clinical Scenarios

Patients presenting with symptoms of neuropathy after known exposure to toxic substances.

Billing Considerations

Neurologists must ensure that all relevant diagnostic tests are documented to support the diagnosis.

Occupational Medicine

Documentation Requirements

Comprehensive occupational history, including potential exposure to toxic agents and related health assessments.

Common Clinical Scenarios

Workers presenting with neuropathy symptoms linked to occupational exposure to chemicals.

Billing Considerations

Documentation must clearly establish the link between occupational exposure and the development of polyneuropathy.

Coding Guidelines

Inclusion Criteria

Use G62.2 When
  • According to the official coding guidelines, G62
  • 2 should be used when polyneuropathy is specifically attributed to toxic agents
  • Coders must ensure that the documentation supports the diagnosis and that the toxic agent is specified when possible

Exclusion Criteria

Do NOT use G62.2 When
  • Exclusion criteria include polyneuropathy due to other known causes, such as diabetes or hereditary conditions

Related ICD-10 Codes

Related CPT Codes

95900CPT Code

Nerve conduction studies

Clinical Scenario

Used to evaluate the extent of nerve damage in suspected polyneuropathy.

Documentation Requirements

Results of nerve conduction studies must be documented in the patient's record.

Specialty Considerations

Neurologists should ensure that the studies are performed in accordance with established protocols.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of polyneuropathies, including those due to toxic agents. This specificity aids in better tracking of cases and understanding the epidemiology of toxic exposure-related neuropathies.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of polyneuropathies, including those due to toxic agents. This specificity aids in better tracking of cases and understanding the epidemiology of toxic exposure-related neuropathies.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of polyneuropathies, including those due to toxic agents. This specificity aids in better tracking of cases and understanding the epidemiology of toxic exposure-related neuropathies.

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 types of toxic agents can cause polyneuropathy?

Various toxic agents can lead to polyneuropathy, including heavy metals (like lead and mercury), certain medications (such as chemotherapeutic agents), and industrial chemicals. Each agent may have different mechanisms of action and clinical presentations.