ICD-10-CM > E00-E89 > E20-E35 > E27 > E27.0 E27.0 Other adrenocortical overactivity Billable/Specific Copy Code Copy Description Applicable To Overproduction of ACTH, not associated with Cushing's diseasePremature adrenarche Type 1 Excludes Cushing's syndrome (E24.-)