Pediatric Pulmonary Hypertension Program

Meet Our Pulmonary Hypertension Team


Grace Freire, MD Cardiology - Pediatric

Dr. Freire specializes in pediatric cardiology in the Johns Hopkins All Children’s Heart Institute, evaluating and treating patients with congenital heart disease starting in the womb. She also leads the hospital’s pediatric pulmonary hypertension program, managing patients with pulmonary hypertension from different causes. She is an assistant professor of pediatrics in the Johns Hopkins University School of Medicine.
View Grace’s Bio

Daniel Mauriello, MD Cardiology - Pediatric

Dr. Mauriello is a pediatric cardiologist who treats children with congenital heart disease and has expertise in fetal, transthoracic and transesophageal echocardiography. After graduating from the University of South Florida College of Medicine, he completed a residency in pediatric and adolescent medicine and a pediatric cardiology fellowship at the Mayo School of Graduate Medical Education, located at the Mayo Clinic in Rochester, Minnesota. His research interests include clinical outcomes and quality improvement measures.
View Daniel’s Bio


Scott McKinley, DO Pulmonology

Dr. McKinley specializes in pediatric pulmonology in the Department of Medicine. His areas of clinical focus include cystic fibrosis, pulmonary hypertension, acute asthma, lung disease related to sickle cell disease, interstitial and rare lung disease.
View Scott’s Bio

Deanna Green, MD Pulmonology

Dr. Green, M.D., M.H.S., is a pediatric pulmonologist and the medical director of the nationally accredited Cystic Fibrosis (CF) Care Center and the CF Therapeutic Development Center at Johns Hopkins All Children’s Hospital. She is focused on clinical care for patients with CF and clinical research using genetic modifiers of CF disease. Dr. Green is also an assistant professor of pediatrics with the Johns Hopkins University School of Medicine.
View Deanna’s Bio


Joana Machry, MD Neonatology

Joana Machry, M.D., FAAP, specializes in newborn medicine at the Johns Hopkins All Children's Maternal, Fetal & Neonatal Institute. She serves as the program director for the Johns Hopkins All Children’s Neonatal-Perinatal Medicine Fellowship Program and is ranked as Assistant professor in pediatrics at the Johns Hopkins University School of Medicine. In 2017 Dr. Machry received a Johns Hopkins Medicine Clinical Excellence award in Clinical Collaboration & Teamwork for leading the NICU Pulmonary Taskforce.
View Joana’s Bio

Program Coordinators

Shelly Screen, RN, MSN

Shelly Screen, RN, MSN

Aimee Forster, ARNP

Aimee Forster, ARNP