Chapter 4: Endocrine, Nutritional and Metabolic Diseases
ICD-10-CM codes E00-E89
Includes diabetes mellitus (type 1, type 2, and gestational), thyroid disorders, obesity, malnutrition, and metabolic conditions like hyperlipidemia and electrolyte imbalances. Type 2 diabetes (E11) is one of the most commonly coded diagnoses in the United States, affecting over 37 million Americans.
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
E20Hypoparathyroidism
E21Hyperparathyroidism and other disorders of parathyroid gland
E22Hyperfunction of pituitary gland
E23Hypofunction and other disorders of the pituitary gland
E24Cushing's syndrome
E25Adrenogenital disorders
E26Hyperaldosteronism
E27Other disorders of adrenal gland
E28Ovarian dysfunction
E29Testicular dysfunction
E30Disorders of puberty, not elsewhere classified
E31Polyglandular dysfunction
E32Diseases of thymus
E34Other endocrine disorders
E35Disorders of endocrine glands in diseases classd elswhr
E36-E36
Intraoperative Complications of Endocrine System
E40-E46
Malnutrition
E40Kwashiorkor
E41Nutritional marasmus
E42Marasmic kwashiorkor
E43Unspecified severe protein-calorie malnutrition
E44Protein-calorie malnutrition of moderate and mild degree
E45Retarded development following protein-calorie malnutrition
E46Unspecified protein-calorie malnutrition
E50-E64
Other Nutritional Deficiencies
E50Vitamin A deficiency
E51Thiamine deficiency
E52Niacin deficiency [pellagra]
E53Deficiency of other B group vitamins
E54Ascorbic acid deficiency
E55Vitamin D deficiency
E56Other vitamin deficiencies
E58Dietary calcium deficiency
E59Dietary selenium deficiency
E60Dietary zinc deficiency
E61Deficiency of other nutrient elements
E63Other nutritional deficiencies
E64Sequelae of malnutrition and other nutritional deficiencies
E65-E68
Overweight, Obesity and Other Hyperalimentation
E70-E88
Metabolic Disorders
E70Disorders of aromatic amino-acid metabolism
E71Disord of branched-chain amino-acid metab & fatty-acid metab
E72Other disorders of amino-acid metabolism
E73Lactose intolerance
E74Other disorders of carbohydrate metabolism
E75Disord of sphingolipid metab and oth lipid storage disorders
E76Disorders of glycosaminoglycan metabolism
E77Disorders of glycoprotein metabolism
E78Disorders of lipoprotein metabolism and other lipidemias
E79Disorders of purine and pyrimidine metabolism
E80Disorders of porphyrin and bilirubin metabolism
E83Disorders of mineral metabolism
E84Cystic fibrosis
E85Amyloidosis
E86Volume depletion
E87Other disorders of fluid, electrolyte and acid-base balance
E88Other and unspecified metabolic disorders
E89-E89
Postprocedural Endocrine and Metabolic Complications
Frequently Asked Questions
What ICD-10 codes are in Chapter 4?
Chapter 4: Endocrine, Nutritional and Metabolic Diseases covers ICD-10-CM codes E00-E89. It contains 10 code blocks with 73 top-level categories.
What conditions does ICD-10 Chapter 4 cover?
Includes diabetes mellitus (type 1, type 2, and gestational), thyroid disorders, obesity, malnutrition, and metabolic conditions like hyperlipidemia and electrolyte imbalances. Type 2 diabetes (E11) is one of the most commonly coded diagnoses in the United States, affecting over 37 million Americans. This chapter includes codes from E00-E89.
How many code blocks are in Chapter 4?
Chapter 4 has 10 code blocks: 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), and 6 more.
Is there an ICD-11 equivalent of ICD-10 Chapter 4?
ICD-11 reorganizes many chapters compared to ICD-10. Some conditions in Chapter 4 may appear in different ICD-11 chapters. Use the ICD-10 to ICD-11 converter to find specific code equivalents.
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.