The National Board for Respiratory Care (NBRC) Inc. is a non-profit organization formed in 1960 with the purpose of awarding and maintaining credentialing for Respiratory Therapists in the United States.

Examinations maintained by the NBRC

Respiratory Therapist
• NBRC-ELE — The Entry Level Examination is the initial test that awards the Certified Respiratory Therapist credential.
• NBRC-WRE — The Written Registry Examination is an advanced test used alongside the CSE to grant credential for the Registered Respiratory Therapist.
• NBRC-CSE — The Clinical Simulation Examination is a test in which the test-taker accepts the role as an autonomous respiratory therapist handling all sorts of intervention and therapy.

Specialization of the Respiratory Therapist
• NBRC-SSE — Sleep Specialist Examination, an examination for Sleep Disorder Specialization demonstrating competency to perform and interpret polysomnography
One certified as a neonatal and pediatric specialist respiratory therapist is permitted to use the post-nominal letters "SDS", "RRT-SDS" or "CRT-SDS" depending on their level and preference.
• NBRC-ACCSE — Adult Critical Care Specialist Examination
One certified as a Respiratory Care Adult Critical Care Specialist is permitted to use the post-nominal letters "ACCS" or "RRT-ACCS" depending on their preference.
• NBRC-NPSE — Neonatal and Pediatric Specialist Examination
One certified as a neonatal and pediatric specialist respiratory therapist is permitted to use the post-nominal letters "NPS", "RRT-NPS" or "CRT-NPS" depending on their level and preference.

Pulmonary Function Technologist
• NBRC-CPFTE — Certification examination for Pulmonary Function Technology
• NBRC-RPFTE — Registry examination.

Contact Detail:
NBRC Executive Office
10801 Mastin Street, Suite 300
Overland Park, KS 66210
Email: nbrc-info@nbrc.org
Toll-Free: 888.341.4811
Phone: 913.895.4900
Fax: 913.712.9283