36430

Transfusion, blood or blood components

CPT code 36430 describes the professional service of a blood transfusion, encompassing the administration of whole blood or various blood components, such as packed red blood cells, fresh frozen plasma, platelets, or cryoprecipitate. This procedure is a critical intervention used to treat conditions including severe anemia, acute hemorrhage, and coagulation disorders. The service involves several essential clinical steps to ensure patient safety and therapeutic efficacy. Initially, the healthcare provider must verify the physician's order and confirm the clinical necessity of the transfusion. A paramount step is the rigorous identification process, typically requiring two qualified healthcare professionals to verify the patient's identity and match it with the blood product's label, including the unit number, blood type, and expiration date, to prevent life-threatening transfusion reactions such as ABO incompatibility. The provider establishes or confirms intravenous access, usually with a large-bore needle or catheter to facilitate flow and prevent hemolysis. During the administration, the patient's vital signs are monitored meticulously, particularly during the first fifteen minutes when acute hemolytic or allergic reactions are most likely to occur. The monitoring continues throughout the duration of the transfusion and into the post-transfusion period to detect delayed reactions or complications like Transfusion-Associated Circulatory Overload (TACO) or Transfusion-Related Acute Lung Injury (TRALI). The service denoted by 36430 includes the setup of administration sets (e.g., Y-tubing with filters), the infusion process itself, and the continuous clinical observation required. It is important to note that 36430 is a per session or per day code, meaning it is reported only once regardless of how many units are administered during that specific encounter. It covers the medical staff's time and expertise in managing the transfusion process but does not include the cost of the blood products themselves. This code is used across various settings, including hospitals, outpatient infusion centers, and emergency departments.

Clinical Indications

  • Severe symptomatic anemia with hemoglobin levels below established thresholds
  • Acute blood loss or hypovolemic hemorrhage requiring rapid volume and oxygen-carrying capacity replacement
  • Thrombocytopenia with active bleeding or high risk of spontaneous hemorrhage
  • Congenital or acquired coagulation factor deficiencies requiring plasma or cryoprecipitate
  • Pre-operative optimization in patients with significant anemia undergoing high-risk surgery
  • Bone marrow failure syndromes including aplastic anemia and myelodysplastic syndromes
  • Symptomatic sickle cell disease or acute chest syndrome

Procedure Steps

  1. Verify physician order and obtain informed consent for transfusion.
  2. Perform dual-provider bedside verification of patient identity and blood product compatibility.
  3. Establish or confirm patent intravenous access, typically using an 18-20 gauge catheter.
  4. Obtain and record baseline vital signs including temperature, heart rate, and blood pressure.
  5. Prime blood administration tubing with 0.9% normal saline and a standard blood filter.
  6. Initiate transfusion at a slow rate (e.g., 2 mL/min) for the first 15 minutes while monitoring for adverse reactions.
  7. Adjust the infusion rate as tolerated and continue periodic monitoring of the patient's status.
  8. Complete the transfusion and perform post-procedure vital sign assessment.
  9. Document the type and volume of product infused, unit identification numbers, and patient response.
  10. Dispose of empty blood bags and tubing according to biohazardous waste protocols.

Coding Guidelines

  • Report CPT 36430 once per session or day, regardless of the number of units transfused.
  • Do not report 36430 in conjunction with exchange transfusion codes 36450 or 36455.
  • Modifier 25 must be appended to an Evaluation and Management (E/M) code if a separate, significant service is provided on the same day.
  • The cost of the blood product itself is not included and should be reported with appropriate HCPCS Level II codes (e.g., P9010-P9060).
  • The initiation of the intravenous access is generally bundled into the transfusion service and not billed separately unless performed for another distinct purpose.

Associated ICD-10 Codes