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E13.33 ICD-10-CA code: Other specified diabetes mellitus with other retinopathy

E13.33 is the ICD-10-CA code for “Other specified diabetes mellitus with other retinopathy” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.

Official description

E13.33

Other specified diabetes mellitus with other retinopathy

Short description: Oth spec DM w other retinopathy NEC

ICD-10-CA · Canada · Also written E1333

Notes for E13.33

As CIHI prints them, with any note E13.33 takes from the headings above it.

Includes

  • Other specified diabetes mellitus with:• advanced retinopathy• macular - degeneration, edema (focal) (generalized) (intraretinal), star• maculopathy (circinate) (ischemic)• retinal thickening
  • Diabetes mellitus due to genetic defects (in) (of):• beta-cell function• insulin actionMaturity onset diabetes of the young [MODY]Steroid induced diabetes mellitusFrom E13 Other specified diabetes mellitus

Use additional code

Add a code for this detail when the note documents it.

Excludes

Conditions classified elsewhere.

  • Postprocedural vitreous hemorrhage (H59.0)
  • Diabetes mellitus (in):• NOS (E14.-)• neonatal (P70.2)• pregnancy (gestational), childbirth and the puerperium (O24.-)• renal glycosuria (E74.8)• type 1 (E10.-)• type 2 (E11.-)impaired carbohydrate tolerance (pre-diabetes) (R73.0)non-insulin dependent diabetes mellitus of the young (NIDDMY) (E11.-)postprocedural hypoinsulinaemia of the non-diabetic (E89.1)From E13 Other specified diabetes mellitus
  • 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

  • Code separately any of the following associated conditions:• retinal detachment with retinal traction (H33.4)• vitreous hemorrhage (H43.1)
  • 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 E13.33 sits

  1. 1ChapterChapter 4: Endocrine, nutritional and metabolic diseases (E00-E90)
  2. 2Block E10-E14Diabetes mellitus
  3. 3Category E13Other specified diabetes mellitus
  4. 4Subcategory E13.3Other specified diabetes mellitus with ophthalmic complications
  5. 5Valid code E13.33Other specified diabetes mellitus with other retinopathy

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.

See E13.33 in the CIHI source

Frequently asked questions

What does ICD-10-CA code E13.33 mean?

E13.33 is the ICD-10-CA code for “Other specified diabetes mellitus with other retinopathy” in CIHI’s ICD-10-CA FY 2026–2027 release.

Where is E13.33 in ICD-10-CA?

E13.33 sits under E13.3 Other specified diabetes mellitus with ophthalmic complications, within E13 Other specified diabetes mellitus, within E10-E14 Diabetes mellitus, within Chapter 4: Endocrine, nutritional and metabolic diseases (E00-E90).

What coding notes apply to E13.33?

ICD-10-CA lists Includes, Note, Excludes, Use additional code notes for E13.33, 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.

Codes beside E13.33

E13.30Other specified diabetes mellitus with background retinopathyE13.31Other specified diabetes mellitus with preproliferative retinopathyE13.32Other specified diabetes mellitus with proliferative retinopathyE13.36Other specified diabetes mellitus with advanced ophthalmic diseaseE13.38Other specified diabetes mellitus with other specified ophthalmic complication not elsewhere classified