ICD10

ICD-10 Code E10.35: Type 1 diabetes mellitus with proliferative diabetic retinopathy

E10.35 is an ICD-10 diagnosis entry used to group records related to Type 1 diabetes mellitus with proliferative diabetic retinopathy. You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen. ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Endocrine, nutritional and metabolic diseases (E00-E89).

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. 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 type 1 diabetes mellitus with proliferative diabetic retinopathy in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code may act more like a grouping or parent code, so a more specific child code may be used in final documentation when available.

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.
  • This entry may represent a broader category rather than the most specific billable code.

Code hierarchy

chapter
4Endocrine, nutritional and metabolic diseases (E00-E89)
block
E08-E13Diabetes mellitus
category
E10Type 1 diabetes mellitus
category
E10.3Type 1 diabetes mellitus with ophthalmic complications
currentE10.3

Official coding notes

7th character notes
  • One of the following 7th characters is to be assigned to codes in subcategory E10.35 to designate laterality of the disease:
  • right eye
  • left eye
  • bilateral
  • unspecified eye

Where you may see this code

You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen.

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

Type 1 diabetes mellitus with proliferative diabetic retinopathy

Frequently asked questions

Code details

CodeE10.35
SystemICD10
Display nameType 1 diabetes mellitus with proliferative diabetic retinopathy
ChapterEndocrine, nutritional and metabolic diseases (E00-E89)
BlockDiabetes mellitus

Flags

BillableNo
Valid clinical useNo

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

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 E10.35 for Type 1 diabetes mellitus with proliferative diabetic retinopathy | HealthAssure