2025 ICD-10-CM code Z3A.27
27 weeks gestation of pregnancy.
This code is used to track the progress of a normal pregnancy and is medically necessary for appropriate prenatal care.
This code is typically used by healthcare providers involved in prenatal care, such as obstetricians, family physicians, or midwives. They are responsible for accurately assessing and documenting the gestational age of the pregnancy during routine check-ups.
- Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99)
- Persons encountering health services in circumstances related to reproduction (Z30-Z3A)
In simple words: This code indicates that the pregnancy has reached 27 weeks.
This code is used to document a pregnancy at 27 weeks gestation.It is typically used during routine prenatal care visits.This code is not used to diagnose any complications or problems with the pregnancy, but rather to record the gestational age.
Example 1: A 38-year-old pregnant woman presents for a routine prenatal check-up at 27 weeks gestation.The physician documents the encounter with Z3A.27., A 25-year-old pregnant woman is seen by her midwife for a routine prenatal visit.Ultrasound confirms a gestational age of 27 weeks. The midwife documents Z3A.27., A pregnant woman at 27 weeks gestation is admitted to the hospital for monitoring due to mild pre-eclampsia. Z3A.27 is used to document the gestational age, along with codes for the pre-eclampsia.
Documentation should include the estimated gestational age based on the last menstrual period, ultrasound findings, or clinical examination.
** Z codes are used to indicate a reason for an encounter.They represent circumstances other than a disease, injury, or external cause.This code identifies weeks of gestation from 20-29 weeks.
- Specialties:Obstetrics, Family Medicine, Midwifery
- Place of Service:Office, Outpatient Hospital, Inpatient Hospital