Sadie A. LaPonsie, MD

Attending Physician, Hospital-Based Medicine

Assistant Professor of Pediatrics (Hospital-Based Medicine), Northwestern University Feinberg School of Medicine



Ann & Robert H. Lurie Children's Hospital of Chicago

225 E. Chicago Ave.
Chicago, Illinois 60611

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Prentice Women's Hospital at Northwestern Medicine

250 E. Superior Street
Chicago, Illinois 60611

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Dr. Sadie LaPonsie is board certified in General Pediatrics and Pediatric Hospital Medicine. After completing medical school at Michigan State University College of Human Medicine and a residency in General Pediatrics at Northwestern McGaw/Lurie Children’s, she worked as a community-based pediatric hospitalist at NorthShore University HealthSystem in Evanston and Highland Park, Illinois and was a Clinical Assistant Professor at the University of Chicago Pritzker School of Medicine. In 2020, she moved to the US Commonwealth of the Northern Mariana Islands to work as a full-scope pediatrician. She was Chair of the Department of Pediatrics at Commonwealth Healthcare Corporation from 2021-2022. She has now returned to Ann & Robert H. Lurie Children’s Hospital of Chicago as a pediatric hospitalist and Assistant Professor of Pediatrics at Northwestern Feinberg School of Medicine. She will continue involvement and leadership in resident education, global health, advocacy, mentorship, and faculty development. Dr. LaPonsie has won numerous teaching and clinical awards, presented national conference workshops on advocacy and social media, and is a proud and active member of the American Academy of Pediatrics.

Clinical Interests

Quality improvement; education; global health; advocacy; mentorship

Education & Training

Education: Michigan State of University - College of Human Medicine, 2012; Alma College, Alma, MI, 2008

Postgraduate Training: Residency in pediatrics, Northwestern University Feinberg School of Medicine, 2015

Board Certifications: General Pediatrics; Pediatric Hospital Medicine

Professional Organizations: American Academy of Pediatrics

Research & Publications