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ICD-10-CM · E11.42GeneralSystemic

Polyneuropathy in Diabetes

Find information on diabetic polyneuropathy diagnosis, including clinical documentation, ICD-10 codes (G63.2, E11.41), medical coding guidelines, and healthcare provider resources. Learn about neuropathy symptoms in diabetes, peripheral neuropathy treatment, and the role of nerve conduction studies in diagnosis. Explore resources for accurate coding and documentation of diabetic peripheral neuropathy for optimal reimbursement and patient care. This resource helps healthcare professionals understand and document polyneuropathy in diabetes effectively.

Also known as
Diabetic NeuropathyPeripheral Neuropathy in Diabetes
Definition

Nerve damage from high blood sugar, often affecting feet and legs.

Clinical signs

Numbness, tingling, pain, weakness, balance problems, foot ulcers.

Common settings

Primary care, endocrinology, neurology, podiatry clinics.

Related Codes

ICD-10 Code Families

Complete code families applicable to E11.42

E10-E14
Diabetes mellitus
G60-G64
Polyneuropathies and other disorders of the PNS
G90-G99
Other disorders of the nervous system
Code Comparison

When to use each related code

DescriptionWhen to use
Diabetic polyneuropathyNerve damage due to diabetes. Code when neuropathy is attributed to diabetes. Consider type and site.
Idiopathic polyneuropathyPolyneuropathy with no known cause after investigation. Use when diabetes and other causes are excluded.
Alcoholic polyneuropathyNerve damage due to excessive alcohol use. Code when neuropathy is directly linked to alcohol consumption.
Documentation

Best-practice checklist

  • Diabetes type and duration
  • Symptom onset, duration, character
  • Neurological exam findings (sensory, motor, reflex)
  • EMG/NCS findings if performed
  • Diagnosis confirmation and treatment plan
Coding & Audit Risks

Common pitfalls to avoid

Unspecified Type

Coding E11.40, Polyneuropathy in diabetes, without specifying the type (e.g., autonomic, sensory) when documentation provides greater detail leads to undercoding and lost revenue.

Comorbidity Overlap

Incorrectly coding diabetic polyneuropathy as the primary diagnosis when other more significant conditions are present can lead to inaccurate DRG assignment and compliance issues.

Missing Manifestations

Failing to capture associated manifestations of polyneuropathy (pain, ulcerations) with specific ICD-10-CM codes can impact quality reporting and case mix index.

Mitigation

Best-practice tips

  • 01Annual foot exams, HbA1c monitoring for ICD-10 G63.2, E11.4
  • 02Detailed neuro exam, nerve conduction study documentation for CDI
  • 03Patient education: glucose control, smoking cessation, E11.40 compliance
  • 04Timely medication reconciliation, pain management coding G62.8
  • 05Screen for B12 deficiency, document rationale for Z23 code
Clinical Decision Support

Step-by-step checklist

  1. 1

    1. Confirm diabetic diagnosis (ICD-10 E08-E13)

  2. 2

    2. Document neuropathy symptoms (pain, numbness)

  3. 3

    3. Assess nerve function (reflexes, sensation)

  4. 4

    4. Rule out other causes (labs, EMG if needed)

  5. 5

    5. Patient education: foot care, safety

Documentation Template

Ready-to-paste narrative

Assessment:  Patient presents with complaints consistent with diabetic peripheral neuropathy.  Symptoms include bilateral, symmetrical distal paresthesias described as burning, tingling, and numbness in the feet, gradually ascending to the ankles.  Onset reported approximately six months ago, with progressive worsening noted over the past two months.  Patient also reports intermittent sharp, stabbing pains in the lower extremities, especially at night.  Examination reveals diminished vibratory sensation and decreased proprioception in both feet and ankles.  Ankle reflexes are absent bilaterally.  Monofilament testing demonstrates reduced protective sensation in the toes.  Diagnosis:  Polyneuropathy in diabetes (ICD-10: E11.40).  Plan:  Discussed the importance of optimized glycemic control for management of diabetic neuropathy.  Recommended continued adherence to prescribed diabetes medication regimen and emphasized lifestyle modifications including diet, exercise, and regular blood glucose monitoring.  Prescribed pregabalin 75mg BID for neuropathic pain management.  Educated patient on the importance of foot care and preventative measures for diabetic foot ulcers.  Follow-up scheduled in three months to assess symptom improvement and adjust medication as needed.  Differential diagnosis includes other causes of peripheral neuropathy such as vitamin B12 deficiency, hypothyroidism, and alcohol-induced neuropathy, which were ruled out based on laboratory testing and patient history.  Patient education provided regarding the potential long-term complications of diabetic neuropathy and the importance of ongoing monitoring.

Clinical accuracy: This information is provided for documentation and coding guidance and should not replace professional medical judgment.

Coding standard: ICD-10-CM, current FY guidelines.