All ICD10 Codes
E10Non-billable

Type 1 diabetes mellitus

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

Use a more specific code (2 billable, 7 non-billable)
E10.1Type 1 diabetes mellitus with ketoacidosishas subcodesE10.2Type 1 diabetes mellitus with kidney complicationshas subcodesE10.3Type 1 diabetes mellitus with ophthalmic complicationshas subcodesE10.4Type 1 diabetes mellitus with neurological complicationshas subcodesE10.5Type 1 diabetes mellitus with circulatory complicationshas subcodesE10.6Type 1 diabetes mellitus with other specified complicationshas subcodesE10.8Type 1 diabetes mellitus with unspecified complicationsE10.9Type 1 diabetes mellitus without complicationsE10.AType 1 diabetes mellitus, presymptomatichas subcodes

CH4 Parent Instructions

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

Instructional Notes

Includes
  • brittle diabetes (mellitus)
  • diabetes (mellitus) due to autoimmune process
  • diabetes (mellitus) due to immune mediated pancreatic islet beta-cell destruction
  • idiopathic diabetes (mellitus)
  • juvenile onset diabetes (mellitus)
  • ketosis-prone diabetes (mellitus)
Excludes1(Not coded here. Use a different code.)
  • diabetes mellitus due to underlying condition (E08.-)
  • drug or chemical induced diabetes mellitus (E09.-)
  • gestational diabetes (O24.4-)
  • hyperglycemia NOS (R73.9)
  • neonatal diabetes mellitus (P70.2)
  • postpancreatectomy diabetes mellitus (E13.-)
  • postprocedural diabetes mellitus (E13.-)
  • secondary diabetes mellitus NEC (E13.-)
  • type 2 diabetes mellitus (E11.-)

Clinical Hierarchy

BillableHas subcodes
CH4Endocrine, nutritional and metabolic diseases (E00-E89)
E08-E13Diabetes mellitus (E08-E13)
E10Type 1 diabetes mellitusNot billable
E10.1Type 1 diabetes mellitus with ketoacidosisSubcodes
E10.2Type 1 diabetes mellitus with kidney complicationsSubcodes
E10.3Type 1 diabetes mellitus with ophthalmic complicationsSubcodes
E10.4Type 1 diabetes mellitus with neurological complicationsSubcodes
E10.5Type 1 diabetes mellitus with circulatory complicationsSubcodes
E10.6Type 1 diabetes mellitus with other specified complicationsSubcodes
E10.8Type 1 diabetes mellitus with unspecified complicationsBillable
E10.9Type 1 diabetes mellitus without complicationsBillable
E10.AType 1 diabetes mellitus, presymptomaticSubcodes

MS-DRG Classification

2026

No direct MS-DRG triggers identified.