ICD-10-CM Code Z3A.4

Weeks of gestation of pregnancy, weeks 40 or greater

Version 2020 Non-Billable Code

Not Valid for Submission

Z3A.4 is a "header" nonspecific and non-billable code code, consider using a code with a higher level of specificity for a diagnosis of weeks of gestation of pregnancy, weeks 40 or greater. The code is NOT valid for the year 2020 for the submission of HIPAA-covered transactions.

ICD-10:Z3A.4
Short Description:Weeks of gestation of pregnancy, weeks 40 or greater
Long Description:Weeks of gestation of pregnancy, weeks 40 or greater

Consider the following ICD-10 codes with a higher level of specificity:

  • Z3A.40 - 40 weeks gestation of pregnancy
  • Z3A.41 - 41 weeks gestation of pregnancy
  • Z3A.42 - 42 weeks gestation of pregnancy
  • Z3A.49 - Greater than 42 weeks gestation of pregnancy

Code Classification

  • Factors influencing health status and contact with health services (Z00–Z99)
    • Persons encountering health services in circumstances related to reproduction (Z30-Z39)
      • Weeks of gestation (Z3A)

Code History

  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016
    (First year ICD-10-CM implemented into the HIPAA code set)
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020