E11.321
⚠ Non-billable (Header)Type 2 diabetes mellitus with mild nonproliferative diabetic retinopathy with macular edema
Endocrine, nutritional and metabolic diseases (E00-E89)
⚠️ This is a category header code — not billable. Use a more specific child code below.
✅ No additional coding notes for E11.321
Child Codes (4)
E11.3211Type 2 diabetes mellitus with mild nonproliferative diabetic retinopathy with macular edema, right eyeE11.3212Type 2 diabetes mellitus with mild nonproliferative diabetic retinopathy with macular edema, left eyeE11.3213Type 2 diabetes mellitus with mild nonproliferative diabetic retinopathy with macular edema, bilateralE11.3219Type 2 diabetes mellitus with mild nonproliferative diabetic retinopathy with macular edema, unspecified eye
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CodeE11.321
BillableNo — Header code
ParentE11.32
CategoryEndocrine, nutritional and metabolic diseases (E00-E89)
Excludes10 rule(s)
Excludes20 note(s)
Child codes4
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)