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Nicholas Pereira Risko, M.D., M.H.S.

Nicholas Pereira Risko, M.D., M.H.S.

Headshot of Nicholas Pereira Risko

Research Interests

Global Health; Emergency Care Systems Development; Health Economics more


Nicholas Risko, M.D., M.H.S., is an Assistant Professor in the Department of Emergency Medicine and Associate Director of the Center for Global Emergency Care. His Doctor of Medicine degree is from the University of Maryland School of Medicine. In 2018 he completed residency training in emergency medicine at the Johns Hopkins School of Medicine. Additionally, he has a Master of Health Sciences from the Johns Hopkins Bloomberg School of Public Health, with a specialization in international health systems and health economics. He is a leading researcher in the economics of global emergency care development. more



  • MD; University of Maryland School of Medicine (2014)


  • Emergency Medicine; Johns Hopkins University School of Medicine (2018)

Board Certifications

  • American Board of Emergency Medicine (Emergency Medicine) (2019)

Research & Publications

Research Summary

Dr. Risko’s research focuses on increasing access to high-quality global emergency care. Topics of interest within this field include health system resilience, health economics, and policy development.

Selected Publications

View all on PubMed

Risko N, Werner K, Offorjebe OA, Vecino-Ortiz AI, Wallis LA, Razzak J. Cost-effectiveness and return on investment of protecting health workers in low-and middle-income countries during the COVID-19 pandemic. PloS one. 2020 Oct 9;15(10):e0240503

Werner K, Risko N, Burkholder T, Munge K, Wallis L, Reynolds T. Cost–effectiveness of emergency care interventions in low and middle-income countries: a systematic review. Bull World Health Organ. 2020 May 1;98:341-52

Risko N, Chandra A, Burkholder TW, Wallis LA, Reynolds T, Calvello Hynes EJ, Razzak J. Advancing research on the economic value of emergency care. BMJ Glob Health.2019;4(Suppl 6):e001768. doi: 10.1136/bmjgh-2019-001768

Calvello EJ, Broccoli M, Risko N, et al. Emergency care and health systems: Consensus-based recommendations and future research priorities. Acad Emerg Med. 2013;20(12):1278-1288

Hirshon JM, Risko N, Calvello EJ, et al. Health systems and services: The role of acute care. Bull World Health Organ. 2013;91(5):386-388

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