Specific code icon 2017 ICD-10-CM Diagnosis Code E27.40

Unspecified adrenocortical insufficiency

    2016 2017 Billable/Specific Code

  • E27.40 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • This is the American ICD-10-CM version of E27.40. Other international versions of ICD-10 E27.40 may differ.
  • Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

Clinical Information
  • A congenital or acquired condition of insufficient production of aldosterone by the adrenal cortex leading to diminished aldosterone-mediated synthesis of na(+)-k(+)-exchanging atpase in renal tubular cells. Clinical symptoms include hyperkalemia, sodium-wasting, hypotension, and sometimes metabolic acidosis.
  • Aldosterone deficiency, usually associated with hypoadrenalism and characterized by hypotension, dehydration, and a tendency to excrete excessive amounts of sodium.
Applicable To
  • Adrenocortical insufficiency NOS
  • Hypoaldosteronism
Approximate Synonyms
  • ACTH deficiency
  • Adrenal cortical hypofunction
  • Adrenal insufficiency
  • Adrenal insufficiency, medullary
  • Adrenal insufficiency, secondary
  • Adrenal medullary insufficiency
  • Adrenocortical insufficiency
  • Adrenocorticotropic hormone (ACTH) deficiency
  • Medullary adrenal insufficiency
  • Secondary adrenal insufficiency
ICD-10-CM E27.40 is grouped within Diagnostic Related Group(s) (MS-DRG v34.0):
  • 643 Endocrine disorders with mcc
  • 644 Endocrine disorders with cc
  • 645 Endocrine disorders without cc/mcc

Convert ICD-10-CM E27.40 to ICD-9-CM

The following ICD-10-CM Index entries contain back-references to ICD-10-CM E27.40: