Harvard Neonatal-Perinatal Fellowship Training Program | Alumni

2022 Fellowship Graduates

Madeline Keyes

Dr. Keyes completed her pediatric residency training at Massachusetts General Hospital where she also served as chief resident. She obtained her undergraduate degree in Biology from Wheaton College and completed one year as a research assistant in Denmark prior to obtaining her MD from Dartmouth University. She is interested in clinical research and quality improvement. She is currently an attending neonatologist at Boston Children’s Hospital.

Brooke Krbec

Dr. Krbec completed her residency training at Johns Hopkins University in Baltimore. She obtained her undergraduate degree in Neuroscience from Tulane University and a Master’s in Cell and Molecular Biology from the University of North Carolina. She obtained her medical degree from Lake Erie College of Osteopathic Medicine. She is interested in clinical and translational research. She is currently an attending neonatologist at Tufts Medical Center.

Matthew Lin

Dr. Lin completed his undergraduate studies at Brown University, where he obtained a Bachelor of Science in Human Biology. He obtained his MD from the University of Vermont and completed his pediatric residency training at New York University. He is concurrently completing a fellowship in bioethics through the Harvard Medical School Center for Bioethics and is a trainee member of the Boston Children’s Ethics Advisory Committee. He has a clinical and scholarly interest in questions at the intersection of bioethics and palliative care. He is currently a Pediatric Hospice and Palliative Medicine Fellow at the Children’s National Medical Center in Washington, DC.

Tierney Morrison

Dr. Morrison completed her pediatric residency training at Cincinnati Children’s Hospital, where she also served as chief resident. She obtained her undergraduate degree in Public Health and her medical degree from George Washington University. She has a clinical and scholarly interest in addiction medicine as it pertains to maternal fetal medicine and neonatology, and is currently working on a project that explores chronic stress as a mechanism by which neurobehavioral dysregulation may occur in infants with prenatal opioid exposure. In her free time, she enjoys spending time with her husband and 2-year-old daughter and trying new restaurants! She is currently an attending neonatologist at Boston Children’s Hospital.

Margaret Ong

Dr. Ong completed her pediatric residency training at University of California Los Angeles. She obtained her undergraduate degree in Physiological Science and her medical degree from University of California Los Angeles. She is interested in clinical research with a focus on nutrition and neurodevelopment. She is currently an attending neonatologist at Brigham and Women’s Hospital.

Kristin Santoro

Dr. Santoro graduated with a Bachelor’s and Master’s in Neuroscience from Tulane University and obtained her MD from Louisiana State University, New Orleans. She completed her pediatric residency training at New York Presbyterian Hospital, Columbia University, in New York. In regards to her research, she is a member of the Martin-Freedman lab working under the mentorship of Dr. Camilia Martin. She is currently working on a project to better understand fatty acid metabolism in the neonate and its role in inflammation. In her free time, she enjoys running along the Charles River Esplanade and making homemade pasta. She is currently an attending neonatologist at Beth Israel Deaconess Medical Center.

2021 Fellowship Graduates

Laura Bernardini

Dr. Bernardini obtained her undergraduate degree in Psychology from Boston University, where she graduated Summa Cum Laude. She then completed a post baccalaureate pre-medical program at the University of Virginia. She obtained her medical degree with Highest Distinction from the Keck School of Medicine of the University of Southern California, followed by pediatric residency training at Children’s Hospital of Philadelphia. Her research interests include the impact of assisted reproductive technologies on neonatal outcomes, specifically complications of prematurity, as well as quality improvement related to duration of antibiotic therapy in necrotizing enterocolitis. She is currently an attending neonatologist at Brigham and Women’s Hospital.

Anna Duncan

Dr. Duncan completed her residency training at Children’s Hospital of Philadelphia. She obtained her undergraduate degree in Architectural Studies from Brown University and completed a pre-medical post-baccalaureate program at Bryn Mawr College. She then completed her MD/ MHS studies at Yale School of Medicine. She worked in the laboratory of Dr. Pankaj Agrawal, and is interested in the genetic and epigenetic causes of global developmental delay. She is currently an attending neonatologist at Massachusetts General Hospital.

Yarden Fraiman

Dr. Fraiman received his undergraduate degree in Religion from Princeton University. He obtained his medical degree from Johns Hopkins University School of Medicine. He completed his pediatrics residency in the Boston Combined Residency Program at Boston Children’s Hospital and Boston Medical Center, where he was responsible for a national randomized-controlled trial of a mindfulness education program to reduce burnout among pediatric interns. In addition to his neonatology training, Dr. Fraiman was also a fellow in the Harvard-wide Pediatric Health Services Research Fellowship and received his Master’s in Public Health at the Harvard T.H. Chan School of Public Health. His research focuses on racial and ethnic disparities and inequities in neonatal care and outcomes, specifically with a focus on identifying modifiable targets for intervention that can help close the equity gap. He is currently an attending neonatologist at Beth Israel Deaconess Medical Center.

Lauren Frazer

Dr. Frazer completed her undergraduate studies at Georgetown University, where she obtained a Bachelor of Science in Biology. She then obtained her MD and PhD in Immunology from the University of Pittsburgh and completed her pediatric residency training at the University of North Carolina Chapel Hill. In regards to her research, she is interested in lung development and resolution of inflammation in the lung. She is the president-elect of the junior section of the Society for Pediatric Research. She is currently an attending neonatologist at UNC Chapel Hill Medical Center.

Helen Healy

Dr. Healy completed her pediatric residency training at Massachusetts General Hospital. She obtained her undergraduate degree in child and family studies from the University of Syracuse and worked as a preschool teacher prior to her graduate studies. She completed her MD/MPH at the University of Iowa. She is interested in epidemiology and quality improvement in neonatology. She served as Chief Fellow, and is currently an attending neonatologist at Beth Israel Deaconess Medical Center.

Ravi Raju

Ravi received his Bachelor of Arts degree in Chemistry and Anthropology from Harvard University. He obtained his MD from Baylor College of Medicine and a PhD in Biological Sciences in Public Health from the Harvard T.H. Chan School of Public Health. Dr. Raju completed his pediatric residency training at the Boston Combined Residency Program in Pediatrics. He is interested in building a mechanistic framework to better understand how social determinants of health modulate disease risk. He works in the laboratory of Professor Li-Huei Tsai in the Picower Institute of Learning and Memory at MIT where he uses mouse models and epigenetic tools to study how exposure to toxic stress and early life adversity affect brain development. He is currently an attending neonatologist at Boston Children’s Hospital.

Anne Sullivan

Dr. Sullivan obtained her undergraduate degree in Neuroscience from Middlebury College and pursued a clinical research training opportunity at the National Institutes of Health prior to obtaining her medical degree from the University of Connecticut. She completed her pediatric residency training at Children’s Hospital of Philadelphia with advanced skill program in medical education. Her research and scholarly activities focus on medical ethics, professionalism. and communication in neonatology, particularly as it relates to perinatal counseling. She was a trainee member of the Boston Children’s Ethics and GME committees and completed the HMS bioethics fellowship. Outside of the hospital, she enjoys running with her golden retriever Tiger, (urban) gardening, and cooking. She served as Chief Fellow, and is currently an attending neonatologist at Boston Children’s Hospital.

2020 Fellowship Graduates


Alejandra Barrero-Castillero

Dr. Barrero-Castillero completed her pediatric residency training at Stanford University with a clinical research scholarly concentration. A native of Mexico City, she obtained her medical degree from the Universidad Anahuac school of medicine and a Master’s in Public Health from Boston University, with a concentration in Biostatistics and International Health. Ale worked on characterizing and assessing psychosocial stressors of infants and families in the NICU with a particular interest in immigrant families. She is currently an attending neonatologist at Beth Israel Deaconess Medical Center.

Kristyn Beam

Dr. Beam completed her undergraduate studies in Biology and her medical education at University of North Carolina at Chapel Hill. She completed her pediatric residency training at The Floating Hospital for Children (now Tufts Children’s Hospital) at Tufts Medical Center. During fellowship, she was accepted into the Harvard-wide Pediatric Health Services Fellowship, through which she is obtaining her Masters of Public Health in Quantitative Methods at the Harvard T.H. Chan School of Public Health. Her research interests include using machine learning to improve neonatal outcomes, specifically focused on bronchopulmonary dysplasia, with hopes to expand this technique to other neonatal morbidities throughout her career. She is currently an attending neonatologist at Beth Israel Deaconess Medical Center.

Gaby Cordova Ramos

Dr. Cordova Ramos completed her residency training at the Boston Combined Residency Program in Pediatrics. A native of Peru, she obtained her medical degree from the Universidad Peruana Cayetano Heredia in Lima. Her fellowship scholarship work focused on the performance of preterm growth references to predict outcomes. She will join the faculty at Boston Medical Center and pursue health services research with a focus on health literacy as it pertains to outcomes of NICU graduates. She is currently an attending neonatologist at Boston Medical Center.

Patricia Davenport

Dr. Davenport completed her undergraduate studies in Biology and her medical education at the University of Cincinnati. She completed her pediatric residency training at New York University. She currently researches the effects of neonatal thrombocytopenia and platelet transfusion under the mentorship of Dr. Martha Sola-Visner. Dr. Davenport served as Chief Fellow. She is currently an attending neonatologist at Boston Children’s Hospital.

Samantha Enstad

Dr. Enstad obtained her undergraduate degree in Microbiology and Cell Science from the University of Florida and her medical degree from the University of Central Florida College of Medicine. She completed a pediatric residency at Northwestern University’s Lurie Children’s Hospital in Chicago. She is interested in clinical research focusing on the impact of maternal obesity on lactational programming. She is currently an attending neonatologist at Winnie Palmer Hospital for Women & Babies.

Emily Herzberg

Dr. Herzberg graduated with a Bachelor of Science in Human Science and Spanish from Georgetown University. She obtained her MD from Georgetown University and completed her pediatric residency training at Massachusetts General Hospital, where she also served as chief resident. Her research focuses on the diagnosis of neonatal encephalopathy and the best early predictors of short- and long-term outcome, and she has a particular interest in EEG. She served as Chief Fellow. When she isn’t at the hospital you can likely find her at her local Pure Barre studio! She is currently an attending neonatologist at Massachusetts General Hospital.

Jonathan Levin

Dr. Levin completed his undergraduate studies at Brown University where he obtained a Bachelor of Science in Computational Biology. He obtained his MD from Yale University and completed his residency training at the Boston Combined Residency Program in Pediatrics. He pursued a combined fellowship in Neonatal-Perinatal Medicine and Pediatric Pulmonology. He performed research with the Computational Health Informatics Program and is interested in medical innovation and long-term pulmonary outcomes of premature infants. He is currently an attending neonatologist at Boston Children’s Hospital.

Omri David Soffer

Dr. Omri David Soffer, a native of Israel, graduated summa cum laude from Semmelweis University of Hungary, receiving his medical degree. He completed his pediatric residency training at Zucker School of Medicine at Hofstra/Northwell, Staten Island University Hospital. He was a clinical fellow at the Harvard Neonatal-Perinatal Fellowship Program and a Bioethics fellow at the Center for Bioethics in Harvard Medical School. His clinical research focused on evaluating the utility of quantitative measurements in infants exposed to neuromuscular blockade. His research and scholarly interests in ethics focus broadly on instilling ethical principles and interpersonal competence and knowledge in medical trainees during counseling to caretakers of critically ill patients. He is currently an attending neonatologist at Children’s Hospital & Medical Center, Omaha.

Julie Thai

Dr. Thai received her undergraduate degree in Biochemistry and her medical degree from the University of Nevada. She completed her pediatric residency training at UCSF Benioff Children’s Hospital in Oakland, California. She is interested in basic and translational research in nutrition and the microbiome as they pertain to neonatal morbidities. She is currently an attending neonatologist at UCLA Medical Center.