25 weeks gestation of pregnancy

This code signifies a pregnancy that has reached 25 completed weeks of gestation. It indicates the precise gestational age of the fetus at a specific point in time, typically during an encounter for prenatal care or a pregnancy-related complication.

This code is used for documenting the gestational age in obstetric records, particularly during routine prenatal visits, antenatal testing, or when managing conditions that are gestational age-dependent. It's crucial for tracking fetal development and planning appropriate interventions.

• Always confirm gestational age from physician documentation, typically based on the last menstrual period (LMP) or ultrasound measurements.
• Do not use this code as a primary diagnosis unless it's the sole reason for the encounter (e.g., routine gestational age assessment).
• Pair this code with other relevant codes describing the reason for the encounter, such as routine prenatal care (Z34.xx) or any complications.