23 weeks gestation of pregnancy

This code indicates that a pregnant patient is currently in her 23rd week of gestation. It precisely documents the duration of the pregnancy, which is crucial for monitoring fetal development and maternal health. This gestational age is typically calculated from the first day of the last menstrual period (LMP) or confirmed by early ultrasound.

This code is used to specify the gestational age for any encounter related to a pregnancy that has reached 23 weeks. It is frequently applied during routine prenatal visits, antenatal screenings, or when managing any pregnancy-related complications at this specific stage. It helps track the progression of the pregnancy and informs clinical decision-making.

• Always ensure the gestational age documented in the medical record aligns with the week specified by this code.
• This code should be used as a secondary diagnosis, following the primary code for the pregnancy (e.g., O codes).
• Do not use this code if the gestational age is unknown or falls outside of the 23rd week.