E27.40

Billable

Unspecified adrenocortical insufficiency

E27.40 is the ICD-10-CM code for Unspecified adrenocortical insufficiency. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
E00-E89
Parent
E27.4
Edition
FY2026

E00-E89 Endocrine, nutritional and metabolic diseases

Includes

  • Adrenocortical insufficiency NOS
  • Hypoaldosteronism

Frequently asked questions

What is ICD-10 code E27.40?
E27.40 is the ICD-10-CM code for "Unspecified adrenocortical insufficiency". It falls under E00-E89 Endocrine, nutritional and metabolic diseases.
Is E27.40 a billable code?
Yes — E27.40 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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