AHA Coding Clinic® for ICD-10-CM and ICD-10-PCS - 2014 Issue 4; Ask the Editor
Encounter due to RH Incompatibility Status
A 28-week, Rh D-negative pregnant patient with a history of previously delivering an Rh D-positive baby, receives a prophylactic injection of anti-D immune globulin during her prenatal visit. The patient does not have isoimmunization. What is the appropriate ICD-10-CM diagnosis code assignment for this visit? ...
Subscribe or sign in to view the full article.
Article Overview
This premium coding article focuses on ICD-10-CM diagnosis coding for a prenatal encounter where Rh incompatibility status and gestational age are relevant, alongside prophylactic anti-D immune globulin administration in the setting of a normal pregnancy. It is intended for coding professionals seeking guidance on how the encounter is framed, which diagnosis categories are involved, and how pregnancy timing and Rh-related status are documented for coding purposes.
Why This Topic Matters
Correctly identifying the diagnosis context for prenatal encounters affects coding accuracy, claim integrity, and consistent reporting of pregnancy-related status and gestational age information.
What You Will Learn
- How the encounter is categorized for ICD-10-CM diagnosis coding
- How pregnancy status and gestational age are represented in prenatal documentation
- How Rh-related maternal status is addressed in the coding context
- How prophylactic treatment context is presented in relation to diagnosis assignment
Who Should Read This
- Medical coders
- Coding auditors
- Obstetric billing staff
- Clinical documentation specialists
Codes Discussed
Subscribe or sign in to view the full article.


Quick, Current, Complete - www.findacode.com