E11.8 Type 2 diabetes mellitus with unspecified complications
ICD-10-CM · CMS code reference
E11.8 is type 2 diabetes documented with a complication that isn't specified. If the record names the complication, use the matching code, such as E11.22 for chronic kidney disease, E11.42 for polyneuropathy or E11.65 for hyperglycemia.
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.
Related codes
E11.630Type 2 diabetes mellitus with periodontal disease ICD-10-CME11.638Type 2 diabetes mellitus with other oral complications ICD-10-CME11.641Type 2 diabetes mellitus with hypoglycemia with coma ICD-10-CME11.649Type 2 diabetes mellitus with hypoglycemia without coma ICD-10-CME11.65Type 2 diabetes mellitus with hyperglycemia ICD-10-CME11.69Type 2 diabetes mellitus with other specified complication ICD-10-CME11.9Type 2 diabetes mellitus without complications ICD-10-CME11.AType 2 diabetes mellitus without complications in remission ICD-10-CM
Common questions
What's the difference between E11.8 and E11.9?
E11.8 is for type 2 diabetes with a complication the record doesn't specify. E11.9 is for type 2 diabetes with no complication documented.
Is E11.8 a billable code?
Yes. E11.8 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.