---
title: "ICD-10-CM E10.621: Type 1 diabetes mellitus with foot ulcer | BillingBrief"
description: "ICD-10-CM code E10.621: Type 1 diabetes mellitus with foot ulcer. Category, related codes, and the official source, in plain English."
canonical: "https://billingbrief.com/icd10/e10.621/"
language: "en"
---

# E10.621 Type 1 diabetes mellitus with foot ulcer

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

**Official ICD-10-CM description:** Type 1 diabetes mellitus with foot ulcer

## Related codes

-   [`E10.610` Type 1 diabetes mellitus with diabetic neuropathic arthropathy ICD-10-CM](https://billingbrief.com/icd10/e10.610/)
-   [`E10.618` Type 1 diabetes mellitus with other diabetic arthropathy ICD-10-CM](https://billingbrief.com/icd10/e10.618/)
-   [`E10.620` Type 1 diabetes mellitus with diabetic dermatitis ICD-10-CM](https://billingbrief.com/icd10/e10.620/)
-   [`E10.622` Type 1 diabetes mellitus with other skin ulcer ICD-10-CM](https://billingbrief.com/icd10/e10.622/)
-   [`E10.628` Type 1 diabetes mellitus with other skin complications ICD-10-CM](https://billingbrief.com/icd10/e10.628/)
-   [`E10.630` Type 1 diabetes mellitus with periodontal disease ICD-10-CM](https://billingbrief.com/icd10/e10.630/)
-   [`E10.638` Type 1 diabetes mellitus with other oral complications ICD-10-CM](https://billingbrief.com/icd10/e10.638/)
-   [`E10.641` Type 1 diabetes mellitus with hypoglycemia with coma ICD-10-CM](https://billingbrief.com/icd10/e10.641/)

## Common questions

### Is E10.621 a billable code?

Yes. E10.621 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/).