E11 ICD-10-CA category: Type 2 diabetes mellitus
E11 isn’t a code on its own. Choose one of the 29 codes beneath it, the one the documentation supports.
Official description
E11Type 2 diabetes mellitus
ICD-10-CA · Canada
Codes in E11
E11 isn’t a code on its own. Open the group that matches what the note documents.
E11.0Type 2 diabetes mellitus with comaE11.1Type 2 diabetes mellitus with acidosis (3 codes)E11.2Type 2 diabetes mellitus with kidney complications (3 codes)E11.3Type 2 diabetes mellitus with ophthalmic complications (6 codes)E11.4Type 2 diabetes mellitus with neurological complications (3 codes)E11.5Type 2 diabetes mellitus with circulatory complications (3 codes)E11.6Type 2 diabetes mellitus with other specified complications (6 codes)E11.7Type 2 diabetes mellitus with multiple complications (3 codes)E11.9Type 2 diabetes mellitus without (mention of) complicationsNotes for E11
As CIHI prints them, with any note E11 takes from the headings above it.
Includes
- Diabetes (mellitus)(nonobese)(obese):• adult-onset• due to insulin secretory defect• insulin resistant• maturity-onset• non insulin dependent diabetes mellitus of young [NIDDMY]
Excludes
Conditions classified elsewhere.
- Diabetes mellitus (in):• NOS (E14.-)• neonatal (P70.2)• other specified (E13.-)• pregnancy (gestational), childbirth and the puerperium (O24.-)• renal glycosuria (E74.8)• type 1 (E10.-)due to genetic defect (in) (of) beta-cell function, insulin action (E13.-)impaired carbohydrate tolerance (pre-diabetes) (R73.0)insulin dependent diabetes mellitus of the young [IDDMY] (E10.-)maturity onset diabetes of the young [MODY] (E13.-)post-procedural hypoinsulinaemia of the non-diabetic (E89.1)
- Metabolic syndrome (dysmetabolic syndrome) (syndrome X) (insulin resistance syndrome) (E88.80)From E10-E14 Diabetes mellitus
- Complications of pregnancy, childbirth and the puerperium (O00-O99)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)transitory endocrine and metabolic disorders specific to fetus and newborn (P70-P74)From Chapter 4: Endocrine, nutritional and metabolic diseases (E00-E90)
Note
- All neoplasms, whether functionally active or not, are classified in Chapter II. Appropriate codes in this chapter (i.e. E05.8)(E07.0) (E16-E31)(E34.-) may be used, if desired, as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.From Chapter 4: Endocrine, nutritional and metabolic diseases (E00-E90)
Where E11 sits
- 1ChapterChapter 4: Endocrine, nutritional and metabolic diseases (E00-E90)
- 2Block E10-E14Diabetes mellitus
- 3Category E11Type 2 diabetes mellitus
Source and release
- Data release
- ICD-10-CA · FY 2026–2027
- Effective date
- Apr 1, 2026
- Publisher
- CIHI
This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
Is E11 a valid ICD-10-CA code?
No. E11 (Type 2 diabetes mellitus) is a category heading in CIHI’s ICD-10-CA FY 2026–2027 release. It holds 29 codes; record the one the documentation supports.
Where is E11 in ICD-10-CA?
E11 sits under E10-E14 Diabetes mellitus, within Chapter 4: Endocrine, nutritional and metabolic diseases (E00-E90).
What coding notes apply to E11?
ICD-10-CA lists Includes, Excludes, Note notes for E11, including those from the headings it sits under. They are listed on this page with where each one comes from.
Which ICD-10-CA release does this page use?
It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.