ICD-10-CM > E00-E89 > E20-E35 > E24 E24 Cushing's syndrome Non-Billable/Non-Specific Type 1 Excludes congenital adrenal hyperplasia (E25.0) Codes E24.0Pituitary-dependent Cushing's diseaseE24.1Nelson's syndromeE24.2Drug-induced Cushing's syndromeE24.3Ectopic ACTH syndromeE24.4Alcohol-induced pseudo-Cushing's syndromeE24.8Other Cushing's syndromeE24.9Cushing's syndrome, unspecified