E26.1 – Secondary hyperaldosteronism
ICD-10-CM 2027 diagnosis code · Disorders of other endocrine glands
ICD-10-CM code
E26.1
- Code
E26.1(claims format:E261)- Description
- Secondary hyperaldosteronism
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 4. Endocrine, nutritional and metabolic diseases (E00-E89)
- Block
- E20-E35 Disorders of other endocrine glands
- Parent codes
- E26
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Block E20-E35
Index terms for E26.1
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in E26
Frequently asked questions
What is ICD-10 code E26.1?
E26.1 is the ICD-10-CM code for secondary hyperaldosteronism, in the block E20-E35 (Disorders of other endocrine glands).
Is E26.1 a billable code?
Yes. E26.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does E26.1 belong to?
It belongs to category E26 – Hyperaldosteronism.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.