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ICD-10 Guide
ICD-10 CodesG65.2

G65.2

Billable

Sequelae of toxic polyneuropathy

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

Code Description

ICD-10 G65.2 is a billable code used to indicate a diagnosis of sequelae of toxic polyneuropathy.

Key Diagnostic Point:

Sequelae of toxic polyneuropathy refers to the long-term effects that result from damage to the peripheral nervous system due to exposure to toxic substances. This condition can manifest as a variety of neurological symptoms, including weakness, numbness, and pain in the extremities. The underlying pathophysiology involves the degeneration of peripheral nerves, which can be caused by various toxins, including heavy metals, certain medications, and industrial chemicals. Patients may experience chronic pain, sensory disturbances, and motor deficits, which can significantly impact their quality of life. Diagnosis typically involves a thorough neurological assessment, including clinical history, physical examination, and possibly nerve conduction studies or electromyography to evaluate nerve function. Treatment focuses on managing symptoms and may include medications for pain relief, physical therapy to improve strength and mobility, and occupational therapy to assist with daily activities. Understanding the sequelae of toxic polyneuropathy is crucial for effective management and rehabilitation of affected individuals.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of potential toxic exposures leading to different clinical presentations.
  • Need for comprehensive documentation of prior toxic exposure.
  • Differentiation from other types of neuropathies.
  • Potential for overlapping symptoms with other neurological disorders.

Audit Risk Factors

  • Inadequate documentation of toxic exposure history.
  • Failure to specify the nature of sequelae.
  • Misclassification of symptoms as primary rather than sequelae.
  • Lack of supporting diagnostic tests in the medical record.

Specialty Focus

Medical Specialties

Neurology

Documentation Requirements

Detailed neurological assessments, including history of toxic exposure and symptomatology.

Common Clinical Scenarios

Patients presenting with unexplained neuropathic symptoms following known toxic exposure.

Billing Considerations

Neurologists must ensure comprehensive documentation of the patient's history and any diagnostic tests performed.

Occupational Medicine

Documentation Requirements

Documentation of workplace exposure history and any relevant occupational assessments.

Common Clinical Scenarios

Workers presenting with symptoms after exposure to industrial chemicals or heavy metals.

Billing Considerations

Focus on establishing a clear link between exposure and symptoms for accurate coding.

Coding Guidelines

Inclusion Criteria

Use G65.2 When
  • According to ICD
  • 10 guidelines, G65
  • 2 should be used when documenting sequelae specifically related to toxic polyneuropathy
  • It is important to ensure that the documentation clearly indicates the history of toxic exposure and the resulting neurological symptoms

Exclusion Criteria

Do NOT use G65.2 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

95870CPT Code

Nerve conduction studies

Clinical Scenario

Used to evaluate nerve function in patients with suspected toxic polyneuropathy.

Documentation Requirements

Document the rationale for testing and findings.

Specialty Considerations

Neurologists should ensure that the tests are linked to the diagnosis.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of sequelae related to toxic polyneuropathy, improving the accuracy of patient records and treatment plans.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of sequelae related to toxic polyneuropathy, improving the accuracy of patient records and treatment plans.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of sequelae related to toxic polyneuropathy, improving the accuracy of patient records and treatment plans.

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 is the primary cause of toxic polyneuropathy?

Toxic polyneuropathy is primarily caused by exposure to neurotoxic substances, including heavy metals, certain medications, and industrial chemicals.