E11.9
BillableType 2 diabetes mellitus without complications
HCC Category Mapping
V28HCC 38 — Diabetes without Complication
0.450V24HCC 19 — Diabetes without Complication
0.105ESRDHCC 19 — Diabetes without Complication
0.000RxHCCHCC 31 — Diabetes without Complication
0.000What This Code Means
Type 2 diabetes without any complications or related health problems.
Coding Tips
- •Use this code only when no complications are documented; if any complication exists, use a more specific E11 code
- •This is the default code for uncomplicated type 2 diabetes and does not require additional characters for severity
Clinical Significance
E11.9 identifies type 2 diabetes mellitus managed without any documented complications. This is the most commonly reported diabetes code and represents the baseline diabetic condition requiring ongoing monitoring, medication management, and lifestyle modifications to prevent progression to complications.
Documentation Requirements
- ✓The provider must document the diagnosis of type 2 diabetes.
- ✓The absence of complications should be implicit or explicitly stated.
- ✓If any complications exist but are not documented, coders should query the provider to ensure complete and accurate code assignment.
Excludes 1 — Do NOT code together
- type 2 diabetes mellitus, without complications in remission (E11.A)
Commonly Confused Codes
Code Hierarchy
└E11Type 2 diabetes mellitus└E11.9Type 2 diabetes mellitus without complications
└E11.9Type 2 diabetes mellitus without complications