Home > 2012 ICD-9-CM Diagnosis Codes > Complications Of Pregnancy, Childbirth, And The Puerperium 630-679 > Normal Delivery, And Other Indications For Care In Pregnancy, Labor, And Delivery 650-659 > Other problems associated with amniotic cavity and membranes 658-
Specific code 2012 ICD-9-CM Diagnosis Code 658.40
Infection of amniotic cavity, unspecified as to episode of care or not applicable
  • Short description: Amniotic infection-unsp.
  • ICD-9-CM 658.40 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 658.40 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 658.40.
  • More recent version(s) of ICD-9-CM 658.40: 2013 2014 2015.
Convert to ICD-10-CM: 658.40 converts approximately to:
  • 2015/16 ICD-10-CM O41.1090 Infection of amniotic sac and membranes, unspecified, unspecified trimester, not applicable or unspecified
    Or:
  • 2015/16 ICD-10-CM O41.1290 Chorioamnionitis, unspecified trimester, not applicable or unspecified
    Or:
  • 2015/16 ICD-10-CM O41.1490 Placentitis, unspecified trimester, not applicable or unspecified
Approximate Synonyms
  • Chorioamnionitis
  • Chorioamnionitis (infection of membranes around the fetus)
  • Placentitis
  • Placentitis (inflammation of placenta)
 658.4 ICD9Data.com 658.41 
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 658.40 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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