Is ICD-10-CM code E24 billable?

No, E24 (Cushing's syndrome) is a non-billable ICD-10-CM code. It must be coded to a more specific subcategory before it can be used for reimbursement.

What chapter does ICD-10-CM code E24 belong to?

E24 belongs to Chapter 4 of the ICD-10-CM tabular list: E00–E89 (Endocrine, Nutritional and Metabolic Diseases).

E24Non-billable

Cushing's syndrome

Endocrine, Nutritional and Metabolic Diseases·Disorders of other endocrine glands (E20-E35)·category·FY 2026

Use a more specific code (7 billable)

E24.0Pituitary-dependent Cushing's disease E24.1Nelson's syndrome E24.2Drug-induced Cushing's syndrome E24.3Ectopic ACTH syndrome E24.4Alcohol-induced pseudo-Cushing's syndrome E24.8Other Cushing's syndrome E24.9Cushing's syndrome, unspecified

CH4 Parent Instructions

Excludes1(Not coded here. Use a different code.)

transitory endocrine and metabolic disorders specific to newborn (P70-P74)

E20-E35 Parent Instructions

Excludes1(Not coded here. Use a different code.)

galactorrhea (N64.3)
gynecomastia (N62)

Instructional Notes

Excludes1(Not coded here. Use a different code.)

congenital adrenal hyperplasia (E25.0)

Clinical Hierarchy

BillableHas subcodes

CH4Endocrine, nutritional and metabolic diseases (E00-E89)

E20-E35Disorders of other endocrine glands (E20-E35)

E24Cushing's syndromeNot billable

E24.0Pituitary-dependent Cushing's diseaseBillable

E24.1Nelson's syndromeBillable

E24.2Drug-induced Cushing's syndromeBillable

E24.3Ectopic ACTH syndromeBillable

E24.4Alcohol-induced pseudo-Cushing's syndromeBillable

E24.8Other Cushing's syndromeBillable

E24.9Cushing's syndrome, unspecifiedBillable

MS-DRG Classification

2026

No direct MS-DRG triggers identified.