Meet the Respiratory and Immunology Center Team

Respiratory and Immunology Team

About Our Team

Our Pediatric Respiratory and Immunology Center team works with patients and their families to provide comprehensive, individualized treatment and education that will help them manage the child’s illness and increase their well-being.

The team includes physician specialists, nurse practitioners, and staff nurses who are nationally certified asthma educators. Meet our specialists below. 

To make an appointment, please call 401-444-6540

Please feel free to call our office before your child's appointment if you have any questions.


Allergist and Clinical Immunologist in Pediatrics and Internal Medicine

Tao Zheng, MD, is a board-certified allergist and clinical immunologist in pediatrics and internal medicine at Hasbro Children’s Hospital. She has spent 30 years as a physician practicing in academic hospitals in both the United States and China. She worked as a physician-educator and physician-scientist at the Johns Hopkins University School of Medicine and Yale University School of Medicine.

Dr. Zheng’s research interests include allergies, asthma, and atopic dermatitis. She is a member of the American Academy of Allergy, Asthma and Immunology and the American Association of Immunologists.

Pediatric Allergist/Immunologist

Marcella R. Aquino, MD, is a pediatric allergist/immunologist at Hasbro Children’s Hospital and Lifespan Physician Group, specializing in allergic skin diseases and drug allergies. She holds appointments as associate professor of pediatrics and clinician educator at The Warren Alpert Medical School of Brown University. Her clinical interests include atopic dermatitis, contact dermatitis and drug allergies. Dr. Aquino served as the immediate past president of the Long Island Allergy and Asthma Society and is an active member of the Drug Allergy and Allergic Skin Diseases committees at the American College of Allergy, Asthma and Immunology (ACAAI) and American Academy of Allergy, Asthma and Immunology (AAAAI).

Pediatric Immunology

Anthony R. Hayward, MD, is a pediatrician at Hasbro Children’s Hospital. He is a professor of pediatrics (research) at The Warren Alpert Medical School of Brown University. His research interests include congenital immunodeficiencies and pediatric immunologic disorders, and he has written over 160 peer-reviewed publications on these and related subjects, as well as over 40 books and book chapters. Dr. Hayward is a member of the American Association of Immunologists, the Clinical Immunology Society and the European Society for Immunodeficiency.  


Camille White, RN
Pediatric Pulmonology Clinic Coordinator and Asthma Educator
Jenna Volpe, RN
Marisa Middleton, RN
Robin Deangelis, RN

Respiratory Therapists

Stacie Caddick-Dowty, RRT AE-C
Pulmonary Function Laboratory and Flexible Bronchoscopy Coordinator
Andrew Henneman

Medical Assistants

Julia Estrella

Child Life

Karen Swartz, CCLS, CEIM


Stephanie Marchand, PhD, RDN