Home > 2012 ICD-9-CM Diagnosis Codes > Complications Of Pregnancy, Childbirth, And The Puerperium 630-679 > Complications Mainly Related To Pregnancy 640-649 > Hypertension complicating pregnancy childbirth and the puerperium 642-
Specific code 2012 ICD-9-CM Diagnosis Code 642.23
Other pre-existing hypertension, complicating pregnancy, childbirth, and the puerperium, antepartum condition or complication
  • Short description: Old hyperten NEC-antepar.
  • ICD-9-CM 642.23 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 642.23 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 2012 version of ICD-9-CM 642.23.
  • More recent version(s) of ICD-9-CM 642.23: 2013 2014 2015.
Convert to ICD-10-CM: 642.23 converts approximately to:
  • 2015/16 ICD-10-CM O10.111 Pre-existing hypertensive heart disease complicating pregnancy, first trimester
    Or:
  • 2015/16 ICD-10-CM O10.112 Pre-existing hypertensive heart disease complicating pregnancy, second trimester
    Or:
  • 2015/16 ICD-10-CM O10.113 Pre-existing hypertensive heart disease complicating pregnancy, third trimester
    Or:
  • 2015/16 ICD-10-CM O10.211 Pre-existing hypertensive chronic kidney disease complicating pregnancy, first trimester
    Or:
  • 2015/16 ICD-10-CM O10.212 Pre-existing hypertensive chronic kidney disease complicating pregnancy, second trimester
    Or:
  • 2015/16 ICD-10-CM O10.213 Pre-existing hypertensive chronic kidney disease complicating pregnancy, third trimester
    Or:
  • 2015/16 ICD-10-CM O10.311 Pre-existing hypertensive heart and chronic kidney disease complicating pregnancy, first trimester
    Or:
  • 2015/16 ICD-10-CM O10.312 Pre-existing hypertensive heart and chronic kidney disease complicating pregnancy, second trimester
    Or:
  • 2015/16 ICD-10-CM O10.313 Pre-existing hypertensive heart and chronic kidney disease complicating pregnancy, third trimester
    Or:
  • 2015/16 ICD-10-CM O11.1 Pre-existing hypertension with pre-eclampsia, first trimester
    Or:
  • 2015/16 ICD-10-CM O11.2 Pre-existing hypertension with pre-eclampsia, second trimester
    Or:
  • 2015/16 ICD-10-CM O11.3 Pre-existing hypertension with pre-eclampsia, third trimester
Approximate Synonyms
  • Hypertension due to to kidney disease in pregnancy
  • Preexisting hypertensive chronic kidney disease in pregnancy
  • Preexisting hypertensive CKD in pregnancy
  • Preexisting hypertensive heart and chronic kidney disease in pregnancy
  • Preexisting hypertensive heart and CKD in pregnancy
  • Preexisting hypertensive heart disease in pregnancy
 642.22 ICD9Data.com 642.24 
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 642.23 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 2012 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
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