Available exams for Medical Technologists/Clinical Laboratory Scientists and Technicians/Clinical Laboratory Technicians as of January 1st, 2021

American Society for Clinical Board of Registry (ASCP)- www.ascp.org Medical Technologist MT (ASCP) Category I Medical Laboratory Technician MLT (ASCP) Category II American Association of Bioanalysts Board of Registry (AAB) formerly ISCLT- www.aab.org Medical Technologist- MT (AAB) Category not specified Medical Laboratory Technician- MLT (AAB) Category not specified American Medical Technologists (AMT)- www.americanmedtech.org Medical Technologist MT (AMT) Category Not Specified Medical Laboratory Technician MLT (AMT) Category Not Specified

Current available Exams for Clinical Laboratory Specialists American Association of Clinical Chemists (AACC)- www.aacc.org Specialty Specialist American Board of Clinical Chemistry (ABCC)- www.apps.aacc.org/abcc Specialty Specialist American Society for Histocompatibility and Immunogenetics (ASHI)- www.ashi-hla.org Histocompatibility and Immunogenetics Specialist American Association of Bioanalysts (AAB)- www.aab.org Specialties considered for approval on an individual basis Specialist American Society for Board of Registry (ASCP)- www.ascp.org Microbiology Specialist (ASCP) Specialist

Previously recognized but NOT currently available exams for Medical Technologist/Clinical Laboratory Specialists and Medical Laboratory Technicians/Clinical Laboratory Technicians. National Credentialing Agency for Laboratory Personal (NCA)- www.nca-info.org Clinical Laboratory Scientist CLA (NCA) Category I Clinical Laboratory Technician CLT (NCA) Category II International Society of Clinical Laboratory Technology Credentialing Commission (ISCLT) [Now is AAB] RMT (ISCLT) Category II RLT (ISCLT) Category II American Society for Clinical Pathology Board of Registry (ASCP)- www.ascp.org Certified Laboratory Technician CLA (ASCP) Grandfathered only as Category II