E13 ICD-10-CM Code: Other specified diabetes mellitus
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
E13Other specified diabetes mellitus
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where E13 sits
- 1
Chapter 4
Endocrine, nutritional and metabolic diseases (E00-E89)
- 2
Section
Diabetes mellitus (E08-E13)
- 3
Category E13
Other specified diabetes mellitus
- 4
Code E13
Other specified diabetes mellitus
More specific choices
Codes under E13
E13 is a non-billable category. Choose the child code that best matches the documented diagnosis.
E13.0Other specified diabetes mellitus with hyperosmolarity
E13.1Other specified diabetes mellitus with ketoacidosis
E13.2Other specified diabetes mellitus with kidney complications
E13.3Other specified diabetes mellitus with ophthalmic complications
E13.4Other specified diabetes mellitus with neurological complications
E13.5Other specified diabetes mellitus with circulatory complications
E13.6Other specified diabetes mellitus with other specified complications
E13.8Other specified diabetes mellitus with unspecified complications
E13.9Other specified diabetes mellitus without complications
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for E13.
Code first
No “code first” instruction is listed for E13.
Use additional code
- code to identify control using:
- injectable non-insulin antidiabetic drugs (Z79.85)
- insulin (Z79.4)
- oral antidiabetic drugs (Z79.84)
- oral hypoglycemic drugs (Z79.84)
Excludes1
Conditions that should not be reported together with this code.
- diabetes (mellitus) due to autoimmune process (E10.-)
- diabetes (mellitus) due to immune mediated pancreatic islet beta-cell destruction (E10.-)
- diabetes mellitus due to underlying condition (E08.-)
- drug or chemical induced diabetes mellitus (E09.-)
- gestational diabetes (O24.4-)
- neonatal diabetes mellitus (P70.2)
- type 1 diabetes mellitus (E10.-)
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for E13.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code E13 mean?
E13 is the FY 2027 U.S. ICD-10-CM code for “Other specified diabetes mellitus.”
Is E13 a billable or specific ICD-10-CM code?
No. E13 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is E13 located in ICD-10-CM?
E13 is listed in Chapter 4, Endocrine, nutritional and metabolic diseases (E00-E89), within Diabetes mellitus (E08-E13) (E08–E13), under category E13, Other specified diabetes mellitus.
What coding notes are listed for E13?
No inclusion terms are listed for E13 in this reference record. No code-first instruction is listed. Additional-code instructions: code to identify control using:; injectable non-insulin antidiabetic drugs (Z79.85); insulin (Z79.4); oral antidiabetic drugs (Z79.84); oral hypoglycemic drugs (Z79.84). Excludes1 notes: diabetes (mellitus) due to autoimmune process (E10.-); diabetes (mellitus) due to immune mediated pancreatic islet beta-cell destruction (E10.-); diabetes mellitus due to underlying condition (E08.-); drug or chemical induced diabetes mellitus (E09.-); gestational diabetes (O24.4-); neonatal diabetes mellitus (P70.2); type 1 diabetes mellitus (E10.-). No Excludes2 note is listed.
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