All ICD10 Codes
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)
All CodesBillable Only
Internal Codes
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  • E63.8—

    Other specified nutritional deficiencies

  • E63.9—

    Nutritional deficiency, unspecified

  • E64—

    Sequelae of malnutrition and other nutritional deficiencies

  • E64.0—

    Sequelae of protein-calorie malnutrition

  • E64.1—

    Sequelae of vitamin A deficiency

  • E64.2—

    Sequelae of vitamin C deficiency

  • E64.3—

    Sequelae of rickets

  • E64.8—

    Sequelae of other nutritional deficiencies

  • E64.9—

    Sequelae of unspecified nutritional deficiency

  • E65—

    Localized adiposity

  • E66—

    Overweight and obesity

  • E66.0—

    Obesity due to excess calories

  • E66.01—

    Morbid (severe) obesity due to excess calories

  • E66.09—

    Other obesity due to excess calories

  • E66.1—

    Drug-induced obesity

  • E66.2—

    Morbid (severe) obesity with alveolar hypoventilation

  • E66.3—

    Overweight

  • E66.8—

    Other obesity

  • E66.81—

    Obesity class

  • E66.811—

    Obesity, class 1

  • E66.812—

    Obesity, class 2

  • E66.813—

    Obesity, class 3

  • E66.89—

    Other obesity not elsewhere classified

  • E66.9—

    Obesity, unspecified

  • E67—

    Other hyperalimentation

  • E67.0—

    Hypervitaminosis A

  • E67.1—

    Hypercarotenemia

  • E67.2—

    Megavitamin-B6 syndrome

  • E67.3—

    Hypervitaminosis D

  • E67.8—

    Other specified hyperalimentation

  • E68—

    Sequelae of hyperalimentation

  • E70—

    Disorders of aromatic amino-acid metabolism

  • E70.0—

    Classical phenylketonuria

  • E70.1—

    Other hyperphenylalaninemias

  • E70.2—

    Disorders of tyrosine metabolism

  • E70.20—

    Disorder of tyrosine metabolism, unspecified

  • E70.21—

    Tyrosinemia

  • E70.29—

    Other disorders of tyrosine metabolism

  • E70.3—

    Albinism

  • E70.30—

    Albinism, unspecified

  • E70.31—

    Ocular albinism

  • E70.310—

    X-linked ocular albinism

  • E70.311—

    Autosomal recessive ocular albinism

  • E70.318—

    Other ocular albinism

  • E70.319—

    Ocular albinism, unspecified

  • E70.32—

    Oculocutaneous albinism

  • E70.320—

    Tyrosinase negative oculocutaneous albinism

  • E70.321—

    Tyrosinase positive oculocutaneous albinism

  • E70.328—

    Other oculocutaneous albinism

  • E70.329—

    Oculocutaneous albinism, unspecified

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