Thoracentesis

The practice I work at is looking into doing thoracentesis. I am looking for guidence on the CPT® codes. I know the main Procedure is CPT® 32421. I am not sure if any other codes need to be billed. Can someone please help me? Greatly appreciated!!

re: Thoracentesis

http://www.carefusion.com/pdf/Interventional_Specialties/IS1317-02%20PleurX%20reimbursement%20final%20022311.pdf;