Specific code 2011 ICD-9-CM Diagnosis Code 255.5
Other adrenal hypofunction
  • Short description: Adrenal hypofunction NEC.
  • ICD-9-CM 255.5 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 255.5 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
  • You are viewing the 2011 version of ICD-9-CM 255.5.
  • More recent version(s) of ICD-9-CM 255.5: 2012 2013 2014 2015.
Convert to ICD-10-CM: 255.5 converts approximately to:
  • 2015/16 ICD-10-CM E27.49 Other adrenocortical insufficiency
Approximate Synonyms
  • Adrenal insufficiency, medullary
  • Adrenal medullary insufficiency
  • Aldosterone deficiency
  • Epinephrine deficiency
  • Hyporeninemic hypoaldosteronism
  • Medullary adrenal insufficiency
  • Steroid suppression of ACTH secretion
255.5 Excludes
  • Waterhouse-Friderichsen syndrome (meningococcal) (036.3)
Applies To
  • Adrenal medullary insufficiency
ICD-9-CM Volume 2 Index entries containing back-references to 255.5:
  • Decrease, decreased
    • function
      • adrenal (cortex) 255.41
        • medulla 255.5
      • ovary in hypopituitarism 253.4
      • parenchyma of pancreas 577.8
      • pituitary (gland) (lobe) (anterior) 253.2
  • Hypofunction
    • adrenal (gland) 255.41
      • cortex 255.41
      • medulla 255.5
      • specified NEC 255.5
  • Insufficiency, insufficient
    • adrenal (gland) (acute) (chronic) 255.41
      • medulla 255.5
      • primary 255.41
      • specified site NEC 255.5
    • suprarenal 255.41
      • medulla 255.5
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 255.5 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2011 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.