ICD10BillableValid for clinical use

ICD-10 Code E13.42: Other specified diabetes mellitus with diabetic polyneuropathy

E13.42 is a billable ICD-10 diagnosis code used to classify Other specified diabetes mellitus with diabetic polyneuropathy in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Endocrine, nutritional and metabolic diseases (E00-E89).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Endocrine, nutritional and metabolic diseases (E00-E89).

When is it used?

  • May be used when a clinician documents other specified diabetes mellitus with diabetic polyneuropathy in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
4Endocrine, nutritional and metabolic diseases (E00-E89)
block
E08-E13Diabetes mellitus
category
E13Other specified diabetes mellitus
category
E13.4Other specified diabetes mellitus with neurological complications
currentE13.4

Official coding notes

Inclusion terms
  • Other specified diabetes mellitus with diabetic neuralgia

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

EndocrinologistGeneral Physician

Related tests

Hemoglobin A1c
Commonly used to review longer-term glycemic control in diabetes care.
Fasting blood glucose
May help assess fasting glucose levels in diabetes evaluation and follow-up.
Urine albumin creatinine ratio
Often reviewed when screening for diabetic kidney involvement.

Related procedures

Diabetic retinal exam
Commonly part of diabetes complication screening and follow-up pathways.
Diabetic foot examination
Often used in routine diabetes care to review neuropathy and ulcer risk.
Medical nutrition therapy
May appear in care pathways for diabetes education and ongoing management.

Coding guidelines

Common synonyms

Other specified diabetes mellitus with diabetic polyneuropathy

Frequently asked questions

Code details

CodeE13.42
SystemICD10
Display nameOther specified diabetes mellitus with diabetic polyneuropathy
ChapterEndocrine, nutritional and metabolic diseases (E00-E89)
BlockDiabetes mellitus

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Diabetes, diabetic(mellitus) (sugar)Diabetes, diabetic(mellitus) (sugar)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code E13.42 for Other specified diabetes mellitus with diabetic polyneuropathy | HealthAssure