ICD-10-CM Diagnosis Code (2025)
Official Description for E11
Type 2 diabetes mellitus
Coding Notes & Guidelines for E11
- diabetes (mellitus) due to insulin secretory defect
- diabetes NOS
- insulin resistant diabetes (mellitus)
- 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.-)
- code to identify control using:
- injectable non-insulin antidiabetic drugs (Z79.85)
- insulin (Z79.4)
- oral antidiabetic drugs (Z79.84)
- oral hypoglycemic drugs (Z79.84)
code to identify stage of chronic kidney disease (N18.1-N18.6)
- code to identify manifestation, such as:
- diabetic glaucoma (H40-H42)
code to identify site of ulcer (L97.4-, L97.5-)
code to identify site of ulcer (L97.1-L97.9, L98.41-L98.49)
code for hypoglycemia level, if applicable (E16.A-)
code to identify complication
- Type 2 diabetes mellitus with intercapillary glomerulosclerosis
- Type 2 diabetes mellitus with intracapillary glomerulonephrosis
- Type 2 diabetes mellitus with Kimmelstiel-Wilson disease
Type 2 diabetes mellitus with renal tubular degeneration
Type 2 diabetes mellitus with nonproliferative diabetic retinopathy NOS
Type 2 diabetes mellitus with diabetic neuralgia
Type 2 diabetes mellitus with diabetic gastroparesis
Type 2 diabetes mellitus with diabetic gangrene
Type 2 diabetes mellitus with Charcôt's joints
Type 2 diabetes mellitus with diabetic necrobiosis lipoidica
One of the following 7th characters is to be assigned to codes in subcategory E11.32 to designate laterality of the disease:
One of the following 7th characters is to be assigned to codes in subcategory E11.33 to designate laterality of the disease:
One of the following 7th characters is to be assigned to codes in subcategory E11.34 to designate laterality of the disease:
One of the following 7th characters is to be assigned to codes in subcategory E11.35 to designate laterality of the disease:
One of the following 7th characters is to be assigned to code E11.37 to designate laterality of the disease:
Child Codes (More Specific Codes for E11):
About ICD-10-CM Code E11 (Type 2 diabetes mellitus)
ICD-10-CM code E11 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM E11 became effective on October 1, 2024.
This page provides detailed information about E11 - Type 2 diabetes mellitus. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Type 2 diabetes mellitus.