ICD-10-CM Book 2026 Edition

Chapters  /  Chapter 4  /  E20-E35  /  E27
E27 Other disorders of adrenal gland
E27.0 Other adrenocortical overactivity
Overproduction of ACTH, not associated with Cushing's disease
Premature adrenarche
Excludes1 Cushing's syndrome (E24.-)
E27.1 Primary adrenocortical insufficiency
Addison's disease
Autoimmune adrenalitis
Excludes1 Addison only phenotype adrenoleukodystrophy (E71.528)
amyloidosis (E85.-)
tuberculous Addison's disease (A18.7)
Waterhouse-Friderichsen syndrome (A39.1)
E27.2 Addisonian crisis
Adrenal crisis
Adrenocortical crisis
E27.3 Drug-induced adrenocortical insufficiency
UseAdditionalCode code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
E27.4 Other and unspecified adrenocortical insufficiency
Excludes1 adrenoleukodystrophy [Addison-Schilder] (E71.528)
Waterhouse-Friderichsen syndrome (A39.1)
E27.40 Unspecified adrenocortical insufficiency
Adrenocortical insufficiency NOS
Hypoaldosteronism
E27.49 Other adrenocortical insufficiency
Adrenal hemorrhage
Adrenal infarction
E27.5 Adrenomedullary hyperfunction
Adrenomedullary hyperplasia
Catecholamine hypersecretion
CodeAlso , if applicable:
malignant pheochromocytoma (C74.1-)
pheochromocytoma (benign) (D35.0-)
secondary hypertension (I15.2)
E27.8 Other specified disorders of adrenal gland
Abnormality of cortisol-binding globulin
E27.9 Disorder of adrenal gland, unspecified