Late Infant

Effective October 1, 2003, modifications have been made to code 766.2 to parallel the changes made previously to code 645, Late pregnancy. Code 645.1 identifies post-term pregnancy as those patients whose pregnancies are between 40 and 42 weeks. Code 645.2 is used to identify pregnancies over 42 weeks. The new codes are to be used on the baby's record to identify post- term infant (40-42 weeks gestation), and prolonged gestation infant (over 42 weeks gestation). Pregnancies extending many weeks beyond the average length are at increased risk for adverse outcomes such as fetal anomalies and stillbirths...

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Note:  The following article synopsis was NOT provided by the AHA. It was created by Find-A-Code/innoviHealth.

Article Overview

This coding update discusses changes to ICD-9-CM diagnosis coding for infant gestational age classifications effective October 1, 2003. It is relevant to coders, CDI professionals, and healthcare organizations that track newborn and pregnancy-related diagnoses, and it covers the revised structure, newly added categories, and the general purpose of the change for classification and research support.

Why This Topic Matters

Accurate diagnosis coding for infant gestational age affects clinical reporting, data quality, and longitudinal research related to prolonged pregnancies and newborn outcomes.

What You Will Learn

  • How the article frames the ICD-9-CM update for infant gestational age coding
  • What general types of diagnosis categories were revised and added
  • Why the coding change was implemented from a data and research perspective
  • How the update relates to newborn record classification

Who Should Read This

  • Medical coders
  • Coding educators
  • Clinical documentation integrity professionals
  • Health information management staff
  • Quality and research analysts

Codes Discussed

  • ICD-9-CM: 645.1
  • ICD-9-CM: 645.2
  • ICD-9-CM: 766.2
  • ICD-9-CM: 766.21
  • ICD-9-CM: 766.22

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