E24Header code — not billable

Cushing's syndrome

Chapter
4. Endocrine, nutritional and metabolic diseases
Category
E24
Effective date
October 1, 2026

Related codes in category E24

E24.0Pituitary-dependent Cushing's diseaseYesE24.1Nelson's syndromeYesE24.2Drug-induced Cushing's syndromeYesE24.3Ectopic ACTH syndromeYesE24.4Alcohol-induced pseudo-Cushing's syndromeYesE24.8Other Cushing's syndromeYesE24.9Cushing's syndrome, unspecifiedYes

Frequently asked questions

What is ICD-10 code E24?

E24 is an ICD-10-CM diagnosis code for Cushing's syndrome.

Is E24 a billable code?

No. E24 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is E24 in?

E24 falls under Chapter 4: Endocrine, nutritional and metabolic diseases.

When did E24 become effective?

E24 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to E24?

E24 belongs to category E24, which includes 7 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.