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Nicholas R. Zessis, MD

Nicholas R. Zessis, MD

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

Language: English

Pronouns: He, Him, His


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


Dr. Zessis is a hospital pediatrician at Lurie Children's. His academic and clinical interests include Hospital Medicine on the medical floor and intensive care unit, medical education, quality improvement, and advocacy. He is a member of 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: Feinberg Academy of Medical Educators

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.

Teaching scripts via smartphone app facilitate resident-led teaching of medical students.
Zessis NR, Dube AR, Sadanand A, Cole JJ, Hrach CM, Daud YN
BMC Med Educ. 2021 Jun; 21(1): 331-.
PMID: 34103029

A Shower an Hour
Zessis N
Pediatric Diagnostic Medicine. 2021 Sep;
ISBN: 9781975159474

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