Chapter 4

E00–E89: Endocrine, Nutritional and Metabolic Diseases

Endocrine, Nutritional and Metabolic Diseases diagnostic classification updated for 2026.

Chapter Instructions

Excludes1(Not coded here. Use a different code.)
  • transitory endocrine and metabolic disorders specific to newborn (P70-P74)
Internal Codes
  • E78.1

    Pure hyperglyceridemia

  • E78.2

    Mixed hyperlipidemia

  • E78.3

    Hyperchylomicronemia

  • E78.4

    Other hyperlipidemia

  • E78.41

    Elevated Lipoprotein(a)

  • E78.49

    Other hyperlipidemia

  • E78.5

    Hyperlipidemia, unspecified

  • E78.6

    Lipoprotein deficiency

  • E78.7

    Disorders of bile acid and cholesterol metabolism

  • E78.70

    Disorder of bile acid and cholesterol metabolism, unspecified

  • E78.71

    Barth syndrome

  • E78.72

    Smith-Lemli-Opitz syndrome

  • E78.79

    Other disorders of bile acid and cholesterol metabolism

  • E78.8

    Other disorders of lipoprotein metabolism

  • E78.81

    Lipoid dermatoarthritis

  • E78.89

    Other lipoprotein metabolism disorders

  • E78.9

    Disorder of lipoprotein metabolism, unspecified

  • E79

    Disorders of purine and pyrimidine metabolism

  • E79.0

    Hyperuricemia without signs of inflammatory arthritis and tophaceous disease

  • E79.1

    Lesch-Nyhan syndrome

  • E79.2

    Myoadenylate deaminase deficiency

  • E79.8

    Other disorders of purine and pyrimidine metabolism

  • E79.81

    Aicardi-Goutières syndrome

  • E79.82

    Hereditary xanthinuria

  • E79.89

    Other specified disorders of purine and pyrimidine metabolism

  • E79.9

    Disorder of purine and pyrimidine metabolism, unspecified

  • E80

    Disorders of porphyrin and bilirubin metabolism

  • E80.0

    Hereditary erythropoietic porphyria

  • E80.1

    Porphyria cutanea tarda

  • E80.2

    Other and unspecified porphyria

  • E80.20

    Unspecified porphyria

  • E80.21

    Acute intermittent (hepatic) porphyria

  • E80.29

    Other porphyria

  • E80.3

    Defects of catalase and peroxidase

  • E80.4

    Gilbert syndrome

  • E80.5

    Crigler-Najjar syndrome

  • E80.6

    Other disorders of bilirubin metabolism

  • E80.7

    Disorder of bilirubin metabolism, unspecified

  • E83

    Disorders of mineral metabolism

  • E83.0

    Disorders of copper metabolism

  • E83.00

    Disorder of copper metabolism, unspecified

  • E83.01

    Wilson's disease

  • E83.09

    Other disorders of copper metabolism

  • E83.1

    Disorders of iron metabolism

  • E83.10

    Disorder of iron metabolism, unspecified

  • E83.11

    Hemochromatosis

  • E83.110

    Hereditary hemochromatosis

  • E83.111

    Hemochromatosis due to repeated red blood cell transfusions

  • E83.118

    Other hemochromatosis

  • E83.119

    Hemochromatosis, unspecified

PreviousPage 23 of 26Next