---
title: "ICD-10-CM E11.3391: Type 2 diabetes mellitus with moderate… | BillingBrief"
description: "E11.3391 codes type 2 diabetes with moderate nonproliferative diabetic retinopathy, with no macular edema, in the right eye only. If both eyes are affected…"
canonical: "https://billingbrief.com/icd10/e11.3391/"
language: "en"
---

# E11.3391 Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy without…

ICD-10-CM · [CMS code reference](#source)

E11.3391 codes type 2 diabetes with moderate nonproliferative diabetic retinopathy, with no macular edema, in the right eye only. If both eyes are affected, use E11.3393; if it is the left eye, use E11.3392.

**Official ICD-10-CM description:** Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy without macular edema, right eye

## What to know

-   If macular edema is documented, use E11.3311 instead.

## Coding notes

From the ICD-10-CM FY2027 (effective October 1, 2026) tabular list. Notes on a parent code or category apply here too.

### Includes

-   diabetes (mellitus) due to insulin secretory defect
-   diabetes NOS
-   insulin resistant diabetes (mellitus)

### Excludes1

Not coded together with this code. The exception is when the two conditions are unrelated to each other.

-   diabetes mellitus due to underlying condition (E08.-)
-   drug or chemical induced diabetes mellitus (E09.-)
-   gestational diabetes (O24.4-)
-   neonatal diabetes mellitus (P70.2)
-   postpancreatectomy diabetes mellitus (E13.-)
-   postprocedural diabetes mellitus (E13.-)
-   secondary diabetes mellitus NEC (E13.-)
-   type 1 diabetes mellitus (E10.-)

### Use additional code

Add a second code for the following, when documented.

-   code to identify control using:
-   injectable non-insulin antidiabetic drugs ([Z79.85](https://billingbrief.com/icd10/z79.85/))
-   insulin ([Z79.4](https://billingbrief.com/icd10/z79.4/))
-   oral antidiabetic drugs ([Z79.84](https://billingbrief.com/icd10/z79.84/))
-   oral hypoglycemic drugs ([Z79.84](https://billingbrief.com/icd10/z79.84/))

## Related codes

-   [`E11.3311` Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy with… ICD-10-CM](https://billingbrief.com/icd10/e11.3311/)
-   [`E11.3312` Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy with… ICD-10-CM](https://billingbrief.com/icd10/e11.3312/)
-   [`E11.3313` Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy with… ICD-10-CM](https://billingbrief.com/icd10/e11.3313/)
-   [`E11.3319` Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy with… ICD-10-CM](https://billingbrief.com/icd10/e11.3319/)
-   [`E11.3392` Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy without… ICD-10-CM](https://billingbrief.com/icd10/e11.3392/)
-   [`E11.3393` Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy without… ICD-10-CM](https://billingbrief.com/icd10/e11.3393/)
-   [`E11.3399` Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy without… ICD-10-CM](https://billingbrief.com/icd10/e11.3399/)
-   [`E11.3411` Type 2 diabetes mellitus with severe nonproliferative diabetic retinopathy with macular… ICD-10-CM](https://billingbrief.com/icd10/e11.3411/)

## Common questions

### Is E11.3391 a billable code?

Yes. E11.3391 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.

## From the source

Official description from [CMS](https://www.cms.gov/medicare/coding-billing/icd-10-codes).
ICD-10-CM FY2027 (effective October 1, 2026).

Code set

ICD-10-CM

Category

E11 Type 2 diabetes mellitus

Chapter

Endocrine, nutritional and metabolic diseases

Billable

Yes

Educational reference only. Not medical, legal, or billing advice. Always check the current official code set and payer policy before you bill. [About BillingBrief and our sources](https://billingbrief.com/about/).