What is the cpt code for open heart repair of mitral valve with use of cardiopulmonary bypass?

The CPT code for open heart repair of the mitral valve with the use of cardiopulmonary bypass is typically 33430. This code specifically pertains to the repair of the mitral valve via a sternotomy with cardiopulmonary bypass support. It is essential to verify coding with the latest guidelines and payer requirements, as codes can be updated or vary based on specific circumstances.