E26.0Header code — not billable

Primary hyperaldosteronism

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

Related codes in category E26

E26HyperaldosteronismE26.01Conn's syndromeYesE26.02Glucocorticoid-remediable aldosteronismYesE26.09Other primary hyperaldosteronismYesE26.1Secondary hyperaldosteronismYesE26.8Other hyperaldosteronismE26.81Bartter's syndromeYesE26.89Other hyperaldosteronismYesE26.9Hyperaldosteronism, unspecifiedYes

Frequently asked questions

What is ICD-10 code E26.0?

E26.0 is an ICD-10-CM diagnosis code for Primary hyperaldosteronism.

Is E26.0 a billable code?

No. E26.0 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 E26.0 in?

E26.0 falls under Chapter 4: Endocrine, nutritional and metabolic diseases.

When did E26.0 become effective?

E26.0 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to E26.0?

E26.0 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.