Specific code 2013 ICD-9-CM Diagnosis Code 644.03
Threatened premature labor, antepartum condition or complication
  • Short description: Thrt prem labor-antepart.
  • ICD-9-CM 644.03 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 644.03 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 2013 version of ICD-9-CM 644.03.
  • More recent version(s) of ICD-9-CM 644.03: 2014 2015.
Convert to ICD-10-CM: 644.03 converts approximately to:
  • 2015/16 ICD-10-CM O60.02 Preterm labor without delivery, second trimester
    Or:
  • 2015/16 ICD-10-CM O60.03 Preterm labor without delivery, third trimester
Approximate Synonyms
  • False labor before 37 weeks
  • Preterm labor without delivery
  • Preterm labor WO delivery
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 644.03 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 2013 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.