E26Header code — not billable

Hyperaldosteronism

Chapter
4. Endocrine, nutritional and metabolic diseases
Category
E26
Effective date
October 1, 2026

Related codes in category E26

Frequently asked questions

What is ICD-10 code E26?

E26 is an ICD-10-CM diagnosis code for Hyperaldosteronism.

Is E26 a billable code?

No. E26 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 E26 in?

E26 falls under Chapter 4: Endocrine, nutritional and metabolic diseases.

When did E26 become effective?

E26 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to E26?

E26 belongs to category E26, which includes 9 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.