2022 ICD-10-CM Code E26.0

Primary hyperaldosteronism

Version 2021

Not Valid for Submission

ICD-10:E26.0
Short Description:Primary hyperaldosteronism
Long Description:Primary hyperaldosteronism

Code Classification

  • Endocrine, nutritional and metabolic diseases (E00–E90)
    • Disorders of other endocrine glands (E20-E35)
      • Hyperaldosteronism (E26)

E26.0 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of primary hyperaldosteronism. The code is not specific and is NOT valid for the year 2022 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

Specific Coding for Primary hyperaldosteronism

Non-specific codes like E26.0 require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10 codes with a higher level of specificity when coding for primary hyperaldosteronism:

  • BILLABLE CODE - Use E26.01 for Conn's syndrome
  • BILLABLE CODE - Use E26.02 for Glucocorticoid-remediable aldosteronism
  • BILLABLE CODE - Use E26.09 for Other primary hyperaldosteronism

Clinical Information

Information for Patients


Adrenal Gland Disorders

The adrenal glands are small glands located on top of each kidney. They produce hormones that you can't live without, including sex hormones and cortisol. Cortisol helps you respond to stress and has many other important functions.

With adrenal gland disorders, your glands make too much or not enough hormones. In Cushing's syndrome, there's too much cortisol, while with Addison's disease, there is too little. Some people are born unable to make enough cortisol.

Causes of adrenal gland disorders include

Treatment depends on which problem you have. Surgery or medicines can treat many adrenal gland disorders.

NIH: National Institute of Child Health and Human Development


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Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)