E11.64 – Type 2 diabetes mellitus with hypoglycemia

ICD-10-CM 2027 diagnosis code · Diabetes mellitus

Non-billable header

ICD-10-CM code E11.64
Code
E11.64 (claims format: E1164)
Description
Type 2 diabetes mellitus with hypoglycemia
Billable
No – use a more specific code below
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
4. Endocrine, nutritional and metabolic diseases (E00-E89)
Block
E08-E13 Diabetes mellitus
Parent codes
E11 › E11.6

Billable codes under E11.64

E11.64 is a header code and cannot be used on claims. Choose the most specific code:

Notes for E11.64

Use additional code:
  • code for hypoglycemia level, if applicable (E16.A-)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

E11 – Type 2 diabetes mellitus

Includes:
  • diabetes (mellitus) due to insulin secretory defect
  • diabetes NOS
  • insulin resistant diabetes (mellitus)
Excludes1 (not coded here):
  • 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:
  • 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)

Related codes in E11.6

Frequently asked questions

What is ICD-10 code E11.64?

E11.64 is the ICD-10-CM code for type 2 diabetes mellitus with hypoglycemia, in the block E08-E13 (Diabetes mellitus).

Is E11.64 a billable code?

No. E11.64 is a header code with more specific child codes; report one of the billable codes listed above.

What category does E11.64 belong to?

It belongs to category E11 – Type 2 diabetes mellitus.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.