U.S. ICD-10-CM · FY 2027

E26 ICD-10-CM Code: Hyperaldosteronism

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

E26

Hyperaldosteronism

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where E26 sits

  1. 1

    Chapter 4

    Endocrine, nutritional and metabolic diseases (E00-E89)

  2. 2

    Section

    Disorders of other endocrine glands (E20-E35)

  3. 3

    Category E26

    Hyperaldosteronism

  4. 4

    Code E26

    Hyperaldosteronism

More specific choices

Codes under E26

E26 is a non-billable category. Choose the child code that best matches the documented diagnosis.

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for E26.

Code first

No “code first” instruction is listed for E26.

Use additional code

No “use additional code” instruction is listed for E26.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for E26.

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for E26.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code E26 mean?

E26 is the FY 2027 U.S. ICD-10-CM code for “Hyperaldosteronism.”

Is E26 a billable or specific ICD-10-CM code?

No. E26 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is E26 located in ICD-10-CM?

E26 is listed in Chapter 4, Endocrine, nutritional and metabolic diseases (E00-E89), within Disorders of other endocrine glands (E20-E35) (E20–E35), under category E26, Hyperaldosteronism.

What coding notes are listed for E26?

No inclusion terms are listed for E26 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

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