Specific code 2014 ICD-9-CM Diagnosis Code 405.99
Other unspecified secondary hypertension
  • 2014
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015

  • Short description: Second hypertension NEC.
  • ICD-9-CM 405.99 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 405.99 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 2014 version of ICD-9-CM 405.99.
  • More recent version(s) of ICD-9-CM 405.99: 2015.
Convert to ICD-10-CM: 405.99 converts approximately to:
  • 2015/16 ICD-10-CM I15.8 Other secondary hypertension
Approximate Synonyms
  • Endocrine hypertension
  • HTN, secondary
  • Hypertension associated with transplantation
  • Hypertension due to kidney transplant
  • Hypertension due to renal transplant
  • Hypertension secondary to endocrine disorder
  • Hypertension secondary to kidney transplant
  • Hypertension, secondary
  • Secondary HTN
  • Secondary hypertension
  • Secondary hypertension (HTN)
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 405.99 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 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.