Obstetric Coding Basics Flashcards
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According to ICD-10-CM guidelines, the first trimester is defined as:
Answer: Less than 14 weeks 0 days
ICD-10-CM defines the first trimester as less than 14 weeks 0 days from the first day of the last menstrual period.
Which ICD-10-CM chapter contains codes for pregnancy, childbirth, and the puerperium?
Answer: Chapter 15
ICD-10-CM Chapter 15 (codes O00–O9A) covers conditions related to pregnancy, childbirth, and the puerperium.
The puerperium is defined in ICD-10-CM as the period:
Answer: From delivery through 6 weeks postpartum
The puerperium (postpartum period) is defined as the period from delivery through 6 weeks (42 days) after delivery.
In ICD-10-CM, the trimester assigned to an obstetric complication is based on:
Answer: The gestational age at the time of the encounter
The trimester is assigned based on the number of weeks of gestation at the time of the current encounter, not the onset of the complication.
Which ICD-10-CM code category is used for supervision of normal pregnancies during antepartum visits with no complications?
Answer: Z34
Category Z34 (Encounter for supervision of normal pregnancy) is used for routine antepartum visits when no complications are present.
In ICD-10-CM, what does the 7th character represent in multiple gestation obstetric codes?
Answer: The specific fetus affected
The 7th character in multiple gestation codes identifies which specific fetus is affected by the complication (e.g., 1 = fetus 1, 2 = fetus 2).
Which category of codes must be assigned as an additional code to every delivery encounter to indicate the number of livebirths and stillbirths?
Answer: Z37
A code from category Z37 (Outcome of delivery) must always be assigned on the maternal record for each delivery encounter.