Performs pulmonary diagnostic testing which includes but is not limited to spirometry lung volumes, maximum voluntary ventilations, diffusion of carbon monoxide studies, bronchial provocation tests, administration of inhaled medications per provider order, collect and analyze blood gas samples. Headquartered in Charlotte, North Carolina, Advocate Health services nearly 6 million patients and is engaged in hundreds of clinical trials and research studies, with Wake Forest University School of Medicine serving as the academic core of the enterprise.