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Northwestern University Feinberg School of Medicine
Department of Pediatrics

Pediatric Fellowships

Office of Fellowship Programs

Meet the Office of Fellow Programs team and contact us with your questions.

Meet the team

Fellows College

All fellows attend this lecture series, held every four months.

Curriculum

Fellowship Programs

The Department of Pediatrics at Northwestern University Feinberg School of Medicine offers a broad range of subspecialty fellowship programs designed to train academically-minded physicians with a strong foundation in research. Explore the pages and programs listed below for more information.

Fellow Scholarly Activity

See research activity from some of our pediatric fellows.

Elyssa Cohen, MD

Elyssa Cohen, MD

Cardiology
Research

I am currently researching measurements of cardiac index with the Fick estimation principle and thermodilution in the cath lab on heart transplant patients, with Dr. Tannous and Dr. O’Halloran. I am also very interested in pursuing pediatric cardiology advocacy research during my fellowship

Colin Crilly, MD

Colin Crilly, MD

Cardiology
Research

My research interests are in the fields of health disparities, quality improvement, and global health. As a resident, I developed a study examining the impact of social determinants of health on health-related quality of life among pediatric cardiac patients, and I also helped lead an institution-wide initiative to improve family-centered rounding on resident teams

Reshma Joshi, DO, MS

Reshma Joshi, DO, MS

Critical Care
Research

Cerebral Autoregulation in Infants with Congenital Heart Disease undergoing Cardiopulmonary Bypass

Caitlin Thirnbeck, DO, MPH

Caitlin Thirnbeck, DO, MPH

Critical Care
Research

Assessment of bag-mask-ventilation skill in pediatric residents

Arino Neto, MD

Arino Neto, MD

Emergency Medicine
Research

My primary research interest lies in understanding common infectious disease processes in the pediatric population and how to improve prevention, diagnosis, and management. My current research project has involved understanding the impact of the novel monoclonal antibody treatment against RSV (nirsevimab) in the hospitalization of infants with lower respiratory tract infections.

Michael Harries, MD, MPP

Michael Harries, MD, MPP

Emergency Medicine
Research

As a prior high school teacher, my academic interests currently lie in thinking about how we can bring the K-12 school system and health care systems together to not only prevent ED visits, but also increase access to high quality education and care.

Jana Jaffe, MD

Jana Jaffe, MD

Emergency Medicine
Research

My broad research interests include medical education and simulation. My current project is the utilization of heart rate variability to evaluate the effect of stress on clinical performance in resident physicians.

Shannon Adams-Hartung, MD

Shannon Adams-Hartung, MD

Neonatology
Research

Institutional Culture at the Limit of Viability: A Multi-Center Mixed Methods Study – AAP Marshall Klaus Award 2025

Cat Ludwig, MD

Cat Ludwig, MD

Neonatology
Research

Nasal Microbiome Diversity in Infants at 6-12 Months: Influence of NICU Stay and Respiratory

Katie Phillips, MD

Katie Phillips, MD

Neonatology
Research

Impact of neonatal murine PVM infection on innate immune system training and subsequent influenza A viral infection

Lydia Vielmetti, MD

Lydia Vielmetti, MD

Neonatology
Research

Social Development in High-Risk NICU Graduates with Moderate to Severe Neuroimaging Abnormalities

Danielle Brewer, MD

Danielle Brewer, MD

Neonatology
Research

The association of preterm birth across three generations of non-Hispanic Whites and African-Americans in Chicago

Lorena Ostilla, MD

Lorena Ostilla, MD

Neonatology
Research

Understanding mucosal microcirculatory and inflammatory mechanisms contributing to necrotizing enterocolitis (NEC)

Kristina Thompsen, MD

Kristina Thompsen, MD

Neonatology
Research

Nutritional management of infants with severe bronchopulmonary dysplasia during periods of acute infection

Melanie Wielicka, MD, PhD

Melanie Wielicka, MD, PhD

Neonatology
Research

Nailfold Capillaroscopy: Can it help detect infants at risk for BPD and BPD-PH? - AAP Marshall Klaus Award 2025

Heather Voss-Hoynes, MD, PhD

Heather Voss-Hoynes, MD, PhD

Neurology & Epilepsy
Research

Mangement of refractory status epilepticus 

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