---
title: "ICD-10-CM E11.10: Type 2 diabetes mellitus with… | BillingBrief"
description: "E11.10 is type 2 diabetes with ketoacidosis, documented without a coma. If the record documents a coma along with the ketoacidosis, use E11.11 instead."
canonical: "https://billingbrief.com/icd10/e11.10/"
language: "en"
---

# E11.10 Type 2 diabetes mellitus with ketoacidosis without coma

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

E11.10 is type 2 diabetes with ketoacidosis, documented without a coma. If the record documents a coma along with the ketoacidosis, use E11.11 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

-   [`E11.00` Type 2 diabetes mellitus with hyperosmolarity without nonketotic… ICD-10-CM](https://billingbrief.com/icd10/e11.00/)
-   [`E11.01` Type 2 diabetes mellitus with hyperosmolarity with coma ICD-10-CM](https://billingbrief.com/icd10/e11.01/)
-   [`E11.11` Type 2 diabetes mellitus with ketoacidosis with coma ICD-10-CM](https://billingbrief.com/icd10/e11.11/)
-   [`E11.21` Type 2 diabetes mellitus with diabetic nephropathy ICD-10-CM](https://billingbrief.com/icd10/e11.21/)
-   [`E11.22` Type 2 diabetes mellitus with diabetic chronic kidney disease ICD-10-CM](https://billingbrief.com/icd10/e11.22/)
-   [`E11.29` Type 2 diabetes mellitus with other diabetic kidney complication ICD-10-CM](https://billingbrief.com/icd10/e11.29/)
-   [`E11.311` Type 2 diabetes mellitus with unspecified diabetic retinopathy with macular edema ICD-10-CM](https://billingbrief.com/icd10/e11.311/)
-   [`E11.319` Type 2 diabetes mellitus with unspecified diabetic retinopathy without macular edema ICD-10-CM](https://billingbrief.com/icd10/e11.319/)

## Common questions

### What's the difference between E11.10 and E11.11?

Both are type 2 diabetes with ketoacidosis. The only difference is coma: E11.11 when a coma is documented, E11.10 when it is not.

### Is E11.10 a billable code?

Yes. E11.10 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/).