Specific code 2008 ICD-9-CM Diagnosis Code 642.01
Benign essential hypertension with delivery
  • Short description: ESSEN HYPERTEN-DELIVERED.
  • ICD-9-CM 642.01 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 642.01 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2008 version of ICD-9-CM 642.01.
  • More recent version(s) of ICD-9-CM 642.01: 2009 2010 2011 2012 2013 2014.
Disease Synonyms
  • Essential hypertension complicating AND/OR reason for care during puerperium
  • Preexisting essential HTN in childbirth
  • Preexisting essential hypertension in childbirth
  • Preexisting HTN in childbirth
  • Pre-existing hypertension complicating AND/OR reason for care during childbirth
  • Preexisting hypertension in childbirth
Convert to ICD-10-CM: 642.01 converts approximately to:
  • 2014 ICD-10-CM O10.011 Pre-existing essential hypertension complicating pregnancy, first trimester
    Or:
  • 2014 ICD-10-CM O10.012 Pre-existing essential hypertension complicating pregnancy, second trimester
    Or:
  • 2014 ICD-10-CM O10.013 Pre-existing essential hypertension complicating pregnancy, third trimester
    Or:
  • 2014 ICD-10-CM O10.02 Pre-existing essential hypertension complicating childbirth
    Or:
  • 2014 ICD-10-CM O10.911 Unspecified pre-existing hypertension complicating pregnancy, first trimester
    Or:
  • 2014 ICD-10-CM O10.912 Unspecified pre-existing hypertension complicating pregnancy, second trimester
    Or:
  • 2014 ICD-10-CM O10.913 Unspecified pre-existing hypertension complicating pregnancy, third trimester
    Or:
  • 2014 ICD-10-CM O10.92 Unspecified pre-existing hypertension complicating childbirth
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 642.01 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 2008 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.