E13
Non-billableOther specified diabetes mellitus
E13 is the ICD-10-CM code for Other specified diabetes mellitus. It is a non-billable category code — use a more specific child code such as E13.0 for billing.
- Status
- Header (non-billable)
- Chapter
- E00-E89
- Subcodes
- 9
- Edition
- FY2026
E00-E89 Endocrine, nutritional and metabolic diseases
Includes
- •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
- •secondary diabetes mellitus NEC
Excludes1 — not coded here
- •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.-)
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Frequently asked questions
- What is ICD-10 code E13?
- E13 is the ICD-10-CM code for "Other specified diabetes mellitus". It falls under E00-E89 Endocrine, nutritional and metabolic diseases.
- Is E13 a billable code?
- No — E13 is a non-billable header code. Use a more specific child code (such as E13.0) for billing.
- What is excluded from E13?
- Excludes1 (not coded here): 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.-).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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