E00-E89
Endocrine, nutritional and metabolic diseases
Chapter coding notes
Excludes 1
transitory endocrine and metabolic disorders specific to newborn (P70-P74)
Blocks in this chapter
E00-E07
Disorders of thyroid gland
E08-E13
Diabetes mellitus
E15-E16
Other disorders of glucose regulation and pancreatic internal secretion
E20-E35
Disorders of other endocrine glands
E36
Intraoperative complications of endocrine system
E40-E46
Malnutrition
E50-E64
Other nutritional deficiencies
E65-E68
Overweight, obesity and other hyperalimentation
E70-E88
Metabolic disorders
E89
Postprocedural endocrine and metabolic complications and disorders, not elsewhere classified
Official Guidelines for Chapter 4
FY 2026 ›I.C.4Chapter-specific guidanceChapter 4: Endocrine, Nutritional, and Metabolic Diseases (E00-E89)
Subsections
Sections that reference codes in Chapter 4
- I.C.4.aDiabetes mellitusE08 – E13
- I.C.4.a.1)(a)Presymptomatic Type 1 Diabetes MellitusE10.A
- I.C.4.a.1)(b)Type 2 diabetes mellitus in remissionE11.A
- I.C.4.a.2)Type of diabetes mellitus not documentedE11
- I.C.4.a.3)Diabetes mellitus and the use of insulin, oral hypoglycemics, and injectable non-insulin drugsE11
- I.C.4.a.6)Secondary diabetes mellitusE08
- I.C.4.a.6)(b)Assigning and sequencing secondary diabetes codes and its causesE08
- I.C.4.a.6)(b)(i)Secondary diabetes mellitus due to pancreatectomyE89.1
Showing 8 of 11 sections that reference this range. Browse all FY 2026 guidelines.