Home > 2009 ICD-9-CM Diagnosis Codes > Diseases Of The Circulatory System 390-459 > Hypertensive Disease 401-405 > Secondary hypertension 405-
Specific code 2009 ICD-9-CM Diagnosis Code 405.09
Other malignant secondary hypertension
  • Short description: MAL SECOND HYPERTEN NEC.
  • ICD-9-CM 405.09 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 405.09 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 2009 version of ICD-9-CM 405.09.
  • More recent version(s) of ICD-9-CM 405.09: 2010 2011 2012 2013 2014 2015.
Convert to ICD-10-CM: 405.09 converts approximately to:
  • 2015/16 ICD-10-CM I15.8 Other secondary hypertension
Approximate Synonyms
  • Hypertension (high blood pressure)
  • Malignant HTN, secondary
  • Malignant hypertension, secondary
  • Malignant secondary HTN
  • Malignant secondary hypertension
 405.01 ICD9Data.com 405.1 
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 405.09 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 2009 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
Free ICD-9-CM Codes
Site Information
Free ICD-10-CM/PCS Codes
Free HCPCS Codes