---
title: "ICD-10-CM E11.3591: Type 2 diabetes mellitus with… | BillingBrief"
description: "E11.3591 codes type 2 diabetes with proliferative diabetic retinopathy, with no macular edema, in the right eye only. If both eyes are affected, use…"
canonical: "https://billingbrief.com/icd10/e11.3591/"
language: "en"
---

# E11.3591 Type 2 diabetes mellitus with proliferative diabetic retinopathy without macular edema…

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

E11.3591 codes type 2 diabetes with proliferative diabetic retinopathy, with no macular edema, in the right eye only. If both eyes are affected, use E11.3593; if it is the left eye, use E11.3592.

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

## What to know

-   If macular edema is documented, use E11.3511. A traction retinal detachment points to E11.3521, E11.3531 or E11.3541; stable disease to E11.3551.

## 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

-   [`E11.3549` Type 2 diabetes mellitus with proliferative diabetic retinopathy with combined traction… ICD-10-CM](https://billingbrief.com/icd10/e11.3549/)
-   [`E11.3551` Type 2 diabetes mellitus with stable proliferative diabetic retinopathy, right eye ICD-10-CM](https://billingbrief.com/icd10/e11.3551/)
-   [`E11.3552` Type 2 diabetes mellitus with stable proliferative diabetic retinopathy, left eye ICD-10-CM](https://billingbrief.com/icd10/e11.3552/)
-   [`E11.3553` Type 2 diabetes mellitus with stable proliferative diabetic retinopathy, bilateral ICD-10-CM](https://billingbrief.com/icd10/e11.3553/)
-   [`E11.3559` Type 2 diabetes mellitus with stable proliferative diabetic retinopathy, unspecified eye ICD-10-CM](https://billingbrief.com/icd10/e11.3559/)
-   [`E11.3592` Type 2 diabetes mellitus with proliferative diabetic retinopathy without macular edema… ICD-10-CM](https://billingbrief.com/icd10/e11.3592/)
-   [`E11.3593` Type 2 diabetes mellitus with proliferative diabetic retinopathy without macular edema… ICD-10-CM](https://billingbrief.com/icd10/e11.3593/)
-   [`E11.3599` Type 2 diabetes mellitus with proliferative diabetic retinopathy without macular edema… ICD-10-CM](https://billingbrief.com/icd10/e11.3599/)

## Common questions

### Is E11.3591 a billable code?

Yes. E11.3591 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/).