CPT® Code 80180

The CPT® Code 80180 refers to a laboratory test that measures the levels of mycophenolate, specifically mycophenolic acid, in the blood. Mycophenolate is an immunosuppressant medication commonly used in patients who have undergone organ transplants, including kidney, liver, heart, or lung transplants. The primary purpose of this test is to monitor the concentration of mycophenolate in the bloodstream to ensure that therapeutic levels are maintained, which is crucial for preventing organ rejection. The test is typically performed through pre-dose (trough) blood draws, meaning that the blood sample is collected just before the next dose of medication is administered. This timing is essential for accurately assessing the drug's levels in the body. The blood sample is obtained via venipuncture, a procedure that involves puncturing a vein to collect blood. The analysis of the serum or plasma is conducted using advanced techniques such as high-performance liquid chromatography (HPLC) or quantitative tandem mass spectrometry, which allows for precise measurement of mycophenolic acid and its metabolites. Monitoring these levels helps healthcare providers adjust dosages as necessary to optimize patient outcomes and minimize the risk of side effects associated with improper dosing.