CPT® Code 36456

Partial exchange transfusion, blood, plasma or crystalloid necessitating the skill of a physician or other qualified health care professional, newborn

The CPT® Code 36456 refers to a medical procedure known as a partial exchange transfusion, which involves the transfer of blood, plasma, or crystalloid fluid specifically for newborns. This procedure is typically performed to address conditions such as polycythemia or anemia, particularly when these conditions are not accompanied by hypovolemia, and to manage hyperbilirubinemia. Newborns may be at an increased risk for these conditions due to various factors, including being large or small for their gestational age, experiencing intrauterine growth retardation, having genetic conditions such as Trisomy 21, or being affected by twin-to-twin transfusion syndrome or Beckwith-Wiedemann syndrome. Additionally, factors like delayed cord clamping and maternal diabetes can contribute to the likelihood of these hematological issues. During a partial exchange transfusion, the procedure involves the careful removal of small amounts of blood from the newborn through thin catheters that are inserted into blood vessels. This removed blood is then replaced with warmed blood, plasma, or crystalloid fluid. The procedure can be performed using different techniques, including a push-pull method through a single catheter placed in either the umbilical artery or vein, or a two-catheter method that utilizes both the umbilical artery and vein, or one umbilical vessel along with a peripheral vein. The process is meticulously controlled, with a calculated volume of blood being withdrawn over a period of 2-3 minutes, followed by the infusion of the same volume of warmed replacement fluid. This cycle is repeated until the desired volume of exchange has been completed, ensuring that the newborn receives the necessary treatment to correct their blood-related conditions.