What Is Involved In Frozen Embryo Transfer. It is performed in a unstimulated cycle and involves careful monitoring and preparation of the lining of the uterus (endometrium), ready for the transfer of frozen embryos The procedure can be performed during a medicated or unmedicated cycle.

While the embryos remain in storage, you need to pay an annual fee. This is done at a time in your menstrual cycle that best supports a pregnancy. What is the cpt code for frozen embryo transfer?