About Us

American Association of Bioanalysts (AAB) Proficiency Testing Service (PTS) is one of the nation’s largest full-service proficiency testing programs, servicing more than 6,500 clinical testing centers. It is approved for all analytes by Clinical Laboratory Improvements Amendments (CLIA), Joint Commission on Accreditation of Healthcare Organizations (JCAHO), Centers for Medicaid and Medicare Service (CMS), COLA, and all state agencies to satisfy proficiency testing requirements.

AAB Proficiency Testing Service began offering comprehensive external quality control PT programs in 1949. Since then, AAB Proficiency Testing Service has made comprehensive external quality control programs available to every individual and clinical laboratory wishing to participate. These programs are updated continuously and meet the needs of evolving techniques and concepts in the 21st Century Laboratory.

In May of 1996, AAB Proficiency Testing Service also made available proficiency testing programs for the clinical laboratory specialties of andrology and embryology.

Our Mission

AAB Proficiency Testing Service is committed to the pursuit of excellence in clinical laboratory services by enhancing the professional skills of each of its members; promoting more efficient and productive operations; offering external quality control programs; collaborating with other professional associations and government agencies; promoting safe laboratory practices; and educating legislators, regulators, and the general public about clinical laboratory tests and procedures.