All ICD10 Codes
E13Non-billable

Other specified diabetes mellitus

Endocrine, Nutritional and Metabolic Diseases·Diabetes mellitus (E08-E13)·category·FY 2026

Use a more specific code (2 billable, 7 non-billable)
E13.0Other specified diabetes mellitus with hyperosmolarityhas subcodesE13.1Other specified diabetes mellitus with ketoacidosishas subcodesE13.2Other specified diabetes mellitus with kidney complicationshas subcodesE13.3Other specified diabetes mellitus with ophthalmic complicationshas subcodesE13.4Other specified diabetes mellitus with neurological complicationshas subcodesE13.5Other specified diabetes mellitus with circulatory complicationshas subcodesE13.6Other specified diabetes mellitus with other specified complicationshas subcodesE13.8Other specified diabetes mellitus with unspecified complicationsE13.9Other specified diabetes mellitus without complications

CH4 Parent Instructions

Excludes1(Not coded here. Use a different code.)
  • transitory endocrine and metabolic disorders specific to newborn (P70-P74)

Instructional Notes

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. Use a different 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.-)
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)

Clinical Hierarchy

BillableHas subcodes
CH4Endocrine, nutritional and metabolic diseases (E00-E89)
E08-E13Diabetes mellitus (E08-E13)
E13Other specified diabetes mellitusNot billable
E13.0Other specified diabetes mellitus with hyperosmolaritySubcodes
E13.1Other specified diabetes mellitus with ketoacidosisSubcodes
E13.2Other specified diabetes mellitus with kidney complicationsSubcodes
E13.3Other specified diabetes mellitus with ophthalmic complicationsSubcodes
E13.4Other specified diabetes mellitus with neurological complicationsSubcodes
E13.5Other specified diabetes mellitus with circulatory complicationsSubcodes
E13.6Other specified diabetes mellitus with other specified complicationsSubcodes
E13.8Other specified diabetes mellitus with unspecified complicationsBillable
E13.9Other specified diabetes mellitus without complicationsBillable

MS-DRG Classification

2026

No direct MS-DRG triggers identified.