The International Association of Healthcare Central Service Materiel ManagementThe International Association of Healthcare Central Service Materiel Management (IAHCSMM) is the premier association representing healthcare Central Service (CS) professionals worldwide. Because CS professionals are responsible for cleaning, decontaminating, sterilizing, and distributing medical and surgical instrumentation, they are among the most vital contributors to the delivery of safe, high-quality patient care. For more than 50 years, IAHCSMM has been providing these professionals with the broadest range of certification and continuing education offerings available, along with the unsurpassed support that only a full-service membership organization can bring.