E10 vs E13.3551
E10 (Type 1 diabetes mellitus) compared with E13.3551 (Other specified diabetes mellitus with stable proliferative diabetic retinopathy, right eye), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. E10 carries an Excludes1 note covering E13.3551: “postpancreatectomy diabetes mellitus (E13.-)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
No — do not report together. E10 carries an Excludes1 note covering E13.3551: “postprocedural diabetes mellitus (E13.-)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
No — do not report together. E10 carries an Excludes1 note covering E13.3551: “secondary diabetes mellitus NEC (E13.-)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
No — do not report together. E13.3551 carries an Excludes1 note covering E10: “diabetes (mellitus) due to autoimmune process (E10.-)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
No — do not report together. E13.3551 carries an Excludes1 note covering E10: “diabetes (mellitus) due to immune mediated pancreatic islet beta-cell destruction (E10.-)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
No — do not report together. E13.3551 carries an Excludes1 note covering E10: “type 1 diabetes mellitus (E10.-)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| E10Type 1 diabetes mellitus | E13.3551Other specified diabetes mellitus with stable proliferative diabetic retinopathy, right eye | |
|---|---|---|
| Billing status | Non-billable header | Billable |
| Classification | E00-E89 — Endocrine, Nutritional and Metabolic Diseases (E00-E89) | E00-E89 — Endocrine, Nutritional and Metabolic Diseases (E00-E89) |
| Definition | Type 1 diabetes mellitus is a non-billable ICD-10-CM category code (E10). | Other specified diabetes mellitus with stable proliferative diabetic retinopathy, right eye is a billable ICD-10-CM diagnosis code (E13.3551). |
| 7th character | — | One of the following 7th characters is to be assigned to codes in subcategory E13.35 to designate laterality of the disease: |
| Includes | brittle diabetes (mellitus) diabetes (mellitus) due to autoimmune process diabetes (mellitus) due to immune mediated pancreatic islet beta-cell destruction idiopathic diabetes (mellitus) | diabetes mellitus due to genetic defects of beta-cell function diabetes mellitus due to genetic defects in insulin action postpancreatectomy diabetes mellitus postprocedural diabetes mellitus |
| Use additional code | — | 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