E11 vs E87.0
E11 (Type 2 diabetes mellitus) compared with E87.0 (Hyperosmolality and hypernatremia), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. E87.0 carries an Excludes2 note covering E11: “diabetes with hyperosmolarity (E08, E09, E11, E13 with final characters .00 or .01)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| E11Type 2 diabetes mellitus | E87.0Hyperosmolality and hypernatremia | |
|---|---|---|
| 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 2 diabetes mellitus is a non-billable ICD-10-CM category code (E11). | Hyperosmolality and hypernatremia is a billable ICD-10-CM diagnosis code (E87.0). |
| Includes | diabetes (mellitus) due to insulin secretory defect diabetes NOS insulin resistant diabetes (mellitus) | Sodium [Na] excess Sodium [Na] overload |
| 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