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Nicholas R. Zessis, MD

Nicholas R. Zessis, MD

Attending Physician, Hospital-Based Medicine Instructor of Pediatrics (Hospital-Based Medicine), Northwestern University Feinberg School of Medicine

Language: English

Appointments & Referrals

Dr. Zessis is not accepting new patients at this time. 

About Me

Dr. Zessis is a hospital pediatrician at Lurie Children's and Prentice Women's Hospital. His academic and clinical interests include Hospital Medicine on the medical floor and intensive care unit, medical education, quality improvement, and advocacy. He is currently in the Medical Education Certificate Program through the Feinberg Academy of Medical Educators.

Clinical Interests: Hospital-based medicine, general pediatrics, complex care, COVID-19, quality improvement, underserved medicine

Education & Training

Education: Northwestern University Feinberg School of Medicine, 2016

Postgraduate Training: Residency in pediatrics, Washington University School of Medicine, 2016-2019

Board Certifications: Pediatrics

Professional Organizations: American Academy of Pediatrics; Society of Hospital Medicine

See Northwestern University Faculty Profile >


Research Interests: Neurofibromatosis, croup, and medical education


Zessis NR, Sadanand A, Reis A, Cole JJ, Mammel DM, Hrach C, Daud YN. “Smartphone-Based Teaching App Increases Frequency of Residents Teaching Medical Students.” Abstract published at Society of Hospital Medicine 2019, March 25, 2019, National Harbor, MD. Abstract 101. https://www.shmabstracts.com/abstract/smartphone-based-teaching-app-increases-frequency-of-residents-teaching-medical-students/

Zessis NR, Gao F, Vadlamudi G, Gutmann DH, Hollander AS. “Height growth impairment in children with Neurofibromatosis Type 1 is characterized by a decreased pubertal growth velocity in both sexes.” J Child Neurol 2018; 33:12. DOI: 10.1177/0883073818786807.

Zessis NR, Nicholas JL, Stone SI. “Severe bilateral adrenal hemorrhages in a newborn complicated by persistent adrenal insufficiency.” Endocrinol Diabetes Metab Case Rep 2018; 20:17-0165. DOI: 10.1530/EDM-17-0165

Zessis NR, Holly TA, Wu E. “Development and comparison of accelerated diagnostic chest pain protocols to predict a low-likelihood in developing acute coronary syndrome within six hours.” Journal of the American College of Cardiology Apr 2016, 67 (13) 514. DOI: 10.1016/S0735-1097(16)30515-0.

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