E11
⚠ Non-billable
Type 2 diabetes mellitus
ICD-10-CM · FY2026 · Endocrine, Nutritional and Metabolic Diseases
Code
E11
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Endocrine, Nutritional and Metabolic Diseases
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code E11?
ICD-10-CM code E11 represents Type 2 diabetes mellitus. It is a non-billable header code requiring a more specific subcategory in the Endocrine, Nutritional and Metabolic Diseases chapter, effective October 1, 2025 – September 30, 2026.
Is E11 billable?
No. E11 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is E11 in?
E11 belongs to the Endocrine, Nutritional and Metabolic Diseases chapter (E00–E89) of ICD-10-CM.
Related codes in the E11 category
E11.0
Type 2 diabetes mellitus with hyperosmolarity
Non-billable
E11.1
Type 2 diabetes mellitus with ketoacidosis
Non-billable
E11.2
Type 2 diabetes mellitus with kidney complications
Non-billable
E11.3
Type 2 diabetes mellitus with ophthalmic complications
Non-billable
E11.4
Type 2 diabetes mellitus with neurological complications
Non-billable
E11.5
Type 2 diabetes mellitus with circulatory complications
Non-billable
E11.6
Type 2 diabetes mellitus with other specified complications
Non-billable
E11.8
Type 2 diabetes mellitus with unspecified complications
Billable
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