His clinical specialty is pediatric pulmonary medicine, including chronic lung disease of premature infants, lung disease in medically complex patients including ventilators and tracheostomies, hereditary hemorrhagic telangiectasia, aerodigestive disorders, and general pediatric pulmonary conditions. He sees patients inpatient and outpatient at Johns Hopkins (East Baltimore campus), inpatient and outpatient at Mount Washington Pediatric Hospital, and inpatient at Kennedy Krieger Institute.