E26.0
Non-Billable

Primary hyperaldosteronism

Non-Billable / Non-Specific Code

What is Primary hyperaldosteronism?

ICD-10-CM E26.0 is the diagnosis code for Primary hyperaldosteronism. This code falls under the section "Disorders of other endocrine glands" within Chapter 4 — Endocrine, nutritional and metabolic diseases (E00-E89). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for E26.0

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where E26.0 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 3 entries
E26.01Conn's syndromeBillableE26.02Glucocorticoid-remediable aldosteronismBillableE26.09Other primary hyperaldosteronismBillable
Related Codes

Frequently Asked Questions

Is E26.0 a billable ICD-10-CM code?

No, E26.0 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does E26.0 mean?

E26.0 is the ICD-10-CM diagnosis code for "Primary hyperaldosteronism". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of E26.0?

The parent code of E26.0 is E26 ("Hyperaldosteronism"). E26.0 provides a more specific classification within this category.

What section is E26.0 in?

E26.0 is located in Section E20-E35 — "Disorders of other endocrine glands" within Chapter 4 of the ICD-10-CM Tabular List.

What are the sub-codes of E26.0?

E26.0 has 3 sub-code(s) that provide more specific detail: E26.01, E26.02, E26.09.

When should I use E26.0?

Use E26.0 when the patients documented diagnosis matches "Primary hyperaldosteronism" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Primary hyperaldosteronism?

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

Can E26.0 be used for primary diagnosis?

No, E26.0 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is E26.0 in?

E26.0 is in Chapter 4 of the ICD-10-CM Tabular List.

Is E26.0 valid for 2026?

Yes, E26.0 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousE26HyperaldosteronismNext →E26.01Conn's syndrome
Code Details
E26.0
Primary hyperaldosteronism
Non-Billable / Non-Specific Code
4 — Endocrine, nutritional and metabolic diseases (E00-E89)
E20-E35 — Disorders of other endocrine glands
2026 ICD-10-CM