---
title: "ICD-10-CM E10.3521: Type 1 diabetes mellitus with… | BillingBrief"
description: "ICD-10-CM code E10.3521: Type 1 diabetes mellitus with proliferative diabetic retinopathy with traction retinal. Category, related codes, and the official…"
canonical: "https://billingbrief.com/icd10/e10.3521/"
language: "en"
---

# E10.3521 Type 1 diabetes mellitus with proliferative diabetic retinopathy with traction retinal…

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

**Official ICD-10-CM description:** Type 1 diabetes mellitus with proliferative diabetic retinopathy with traction retinal detachment involving the macula, right eye

## Related codes

-   [`E10.3511` Type 1 diabetes mellitus with proliferative diabetic retinopathy with macular edema… ICD-10-CM](https://billingbrief.com/icd10/e10.3511/)
-   [`E10.3512` Type 1 diabetes mellitus with proliferative diabetic retinopathy with macular edema… ICD-10-CM](https://billingbrief.com/icd10/e10.3512/)
-   [`E10.3513` Type 1 diabetes mellitus with proliferative diabetic retinopathy with macular edema… ICD-10-CM](https://billingbrief.com/icd10/e10.3513/)
-   [`E10.3519` Type 1 diabetes mellitus with proliferative diabetic retinopathy with macular edema… ICD-10-CM](https://billingbrief.com/icd10/e10.3519/)
-   [`E10.3522` Type 1 diabetes mellitus with proliferative diabetic retinopathy with traction retinal… ICD-10-CM](https://billingbrief.com/icd10/e10.3522/)
-   [`E10.3523` Type 1 diabetes mellitus with proliferative diabetic retinopathy with traction retinal… ICD-10-CM](https://billingbrief.com/icd10/e10.3523/)
-   [`E10.3529` Type 1 diabetes mellitus with proliferative diabetic retinopathy with traction retinal… ICD-10-CM](https://billingbrief.com/icd10/e10.3529/)
-   [`E10.3531` Type 1 diabetes mellitus with proliferative diabetic retinopathy with traction retinal… ICD-10-CM](https://billingbrief.com/icd10/e10.3531/)

## Common questions

### Is E10.3521 a billable code?

Yes. E10.3521 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

E10 Type 1 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/).