The University of Maryland Hospital for Children Breathmobile staff have provided care for more than 600 Baltimore area children since 2002. To make an appointment, please call 410-706-4000.


Mary E. Bollinger, DO

Mary E. Bollinger, DO

Professor of Pediatrics

Nurse Practitioners

Lisa Bell headshot

Lisa DiStefano, MSN, CPNP

Breathmobile and Allergy Nurse Practitioner