Flight Transport, Air AmbulanceA respiratory therapist is a specialized healthcare practitioner trained in pulmonary medicine in order to work therapeutically with people suffering from pulmonary disease. Respiratory therapists graduate from a college or university with a certification in respiratory therapy and have passed a national board certifying examination. The NBRC (National Board for Respiratory Care) is the not-for-profit organization responsible for credentionaling the seven areas of Respiratory Therapy in the United States. A respiratory therapist is a specialized healthcare practitioner trained in pulmonary medicine in order to work therapeutically with people suffering from pulmonary disease. Respiratory therapists graduate from a college or university with a certification in respiratory therapy and have passed a national board certifying examination. The NBRC (National Board for Respiratory Care) is the not-for-profit organization responsible for credentionaling the seven areas of Respiratory Therapy in the United States.