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v1.0.0
ICD-10 Guide
DiagnosesPolyneuropathy In Diabetes

Polyneuropathy In Diabetes

ICD-10 Coding for Polyneuropathy in Diabetes(E11.42, E11.40)

PRIMARY SPECIALTYEndocrinology
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Polyneuropathy In Diabetes?
Essential facts and insights about Polyneuropathy in Diabetes

Key Clinical Considerations:

  • Numbness, tingling, or pain in extremities
  • Reduced reflexes and muscle weakness
  • Sensory loss in a 'stocking-glove' distribution

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history of diabetes mellitus
  • Neurological examination findings
  • Assessment of symptoms and their impact on daily activities

Coding Guidelines

Usage Guidelines & Examples

  • Use E11.42 for Type 2 diabetes; E10.42 for Type 1 diabetes.
  • Common errors include using general diabetes codes without specifying polyneuropathy.

Code Exclusions

Important Exclusions

  • Other types of neuropathy not related to diabetes
  • Codes for diabetic foot ulcers or infections

Related ICD-10 Codes

Primary Codes
E11.42
Type 2 diabetes mellitus with diabetic polyneuropathy
E10.42
Type 1 diabetes mellitus with diabetic polyneuropathy
Ancillary Codes
Z79.4
Differential Codes
G62.9
E11.42

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Endocrinology

Specialty Applications

  • Adults with diabetes mellitus
  • Endocrinology and neurology clinics

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

  • Comprehensive clinical documentation
  • Accurate code selection based on clinical criteria
  • Proper exclusion considerations
  • Specialty-specific coding guidelines

Documentation

Documentation Templates

Billing Information

Billing Considerations

  • Ensure proper documentation for billing
  • Verify code specificity requirements
  • Check for any additional codes needed
  • Review payer-specific guidelines

Common Issues

  • Insufficient clinical documentation
  • Incorrect code selection
  • Missing supporting diagnoses
  • Timing and frequency documentation

Frequently Asked Questions

What are the documentation requirements?

Document the patient's diabetes history, symptoms, and neurological exam findings.

What are the billing considerations?

Ensure accurate coding based on the type of diabetes and associated complications.