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E11.3552 vs E11.3559

E11.3552 (Type 2 diabetes mellitus with stable proliferative diabetic retinopathy, left eye) compared with E11.3559 (Type 2 diabetes mellitus with stable proliferative diabetic retinopathy, unspecified eye), from the official CMS tabular data. E11.3552 and E11.3559 code the same condition on opposite sides.

Relationship

Review

Laterality relationship

E11.3552
Left
Type 2 diabetes mellitus with stable proliferative diabetic retinopathy, left eye
E11.3559
Unspecified
Type 2 diabetes mellitus with stable proliferative diabetic retinopathy, unspecified eye

Same condition; these differ only in which side is documented.

These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.

Source: ICD-10-CM tabular list (laterality variant derived from the code title)

Can these codes be reported together?

Same condition, opposite side. E11.3552 and E11.3559 name the same condition on opposite sides of the body.

Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.

Side by side

E11.3552Type 2 diabetes mellitus with stable proliferative diabetic retinopathy, left eyeE11.3559Type 2 diabetes mellitus with stable proliferative diabetic retinopathy, unspecified eye
Billing statusBillableBillable
ClassificationE00-E89 — Endocrine, Nutritional and Metabolic Diseases (E00-E89)E00-E89 — Endocrine, Nutritional and Metabolic Diseases (E00-E89)
DefinitionType 2 diabetes mellitus with stable proliferative diabetic retinopathy, left eye is a billable ICD-10-CM diagnosis code (E11.3552).Type 2 diabetes mellitus with stable proliferative diabetic retinopathy, unspecified eye is a billable ICD-10-CM diagnosis code (E11.3559).
7th characterOne of the following 7th characters is to be assigned to codes in subcategory E11.35 to designate laterality of the disease:One of the following 7th characters is to be assigned to codes in subcategory E11.35 to designate laterality of the disease:
Includes
diabetes (mellitus) due to insulin secretory defect
diabetes NOS
insulin resistant diabetes (mellitus)
diabetes (mellitus) due to insulin secretory defect
diabetes NOS
insulin resistant diabetes (mellitus)
Use additional code
code to identify control using:
injectable non-insulin antidiabetic drugs (Z79.85)
insulin (Z79.4)
code to identify control using:
injectable non-insulin antidiabetic drugs (Z79.85)
insulin (Z79.4)

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources