Voluntary faculty are typically clinicians or others who are employed outside of the School but make significant contributions to department programs at the medical center or at affiliate institutions.
Voluntary rank detailsMaija Cheung, MD, FACS
Assistant Clinical ProfessorAbout
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Titles
Associate Program Director, General Surgery, Surgery
Biography
Dr. Maija Cheung is an Assistant Professor in Surgery in the Division of Bariatrics and Minimally Invasive Surgery. Dr. Cheung also serves as the Associate Program Director for Clinical Skills for the General Surgery Program and Associate Program Director for the Bariatric and Minimally Invasive Surgery Fellowship Program. Her clinical interests are in hernia, foregut and bariatric surgery and integrating robotics into this practice.
Dr. Cheung completed her General Surgery Residency at Yale New Haven Hospital and was the first Yale Global Surgery Research Fellow. Her research focused on capacity building and educational projects in pediatric surgery and trauma and emergency general surgery in Uganda. She has worked with a philanthropic organization, KidsOR since 2017 as an International Advisory Board member helping steer clinical development opportunities and data collection policies and in 2021 was appointed as their Global Lead for Surgery.
Dr. Cheung completed her fellowship in Bariatrics and Minimally Invasive Surgery at Yale. Her current research is focused on global trauma and surgical outcomes, developing education, simulation, and training programs both in the United States and in low income countries, and building reciprocal clinical and research collaborations between international institutions.
Departments & Organizations
- Center for Weight Management
Education & Training
- Resident Physician
- Yale University School of Medicine (2020)
- Global Surgery Fellow
- Yale University School of Medicine (2017)
- MD
- Geisel School of Medicine at Dartmouth (2014)
- BA
- Middlebury College (2005)
Research
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Overview
Medical Research Interests
Public Health Interests
ORCID
0000-0002-9777-2378
Research at a Glance
Yale Co-Authors
Publications Timeline
Research Interests
Sarah Ullrich, MD, MHS
Nensi Ruzgar
John Morton, MD, MPH, MHA, BS, FACS, FASMBS
Michael DeWane
Former YSMPeter Steven Yoo
Former YSMReza Yaesoubi
Former YSM
Global Health
Bariatric Surgery
General Surgery
Healthcare Disparities
Publications
2025
Current Landscape of Children's Surgery in Africa: A Multicenter Analysis of 16,000 Cases
Hsu P, Carroll M, Zambeli‐Ljepovic A, Olatunji‐Banire B, Mathew P, Axt J, Diallo T, Eshete M, Ki B, Macharia J, Ngock G, Serawit A, Bryce E, Ozgediz D, Cheung M. Current Landscape of Children's Surgery in Africa: A Multicenter Analysis of 16,000 Cases. World Journal Of Surgery 2025, 49: 3163-3172. PMID: 40913246, PMCID: PMC12582145, DOI: 10.1002/wjs.70066.Peer-Reviewed Original ResearchCitations
2024
‘Show me the money’: An analysis of US global health funding from 1995 to 2019
Carroll M, Ruzgar N, Fedatto M, Schultz K, Cheung M. ‘Show me the money’: An analysis of US global health funding from 1995 to 2019. Journal Of Global Health 2024, 14: 04173. PMID: 39451051, PMCID: PMC11505566, DOI: 10.7189/jogh.14.04173.Peer-Reviewed Original ResearchCitationsAltmetricCorrelation of Pediatric Surgical Infrastructure With Clinical and Economic Outcomes: A Cohort Study
Negash S, Yap A, Stephens C, Nigussie B, Tefera R, Bryce E, Cheung M, Fedatto M, Laverde R, Ozgediz D, Tadesse A, Derbew M. Correlation of Pediatric Surgical Infrastructure With Clinical and Economic Outcomes: A Cohort Study. Journal Of Surgical Research 2024, 303: 215-223. PMID: 39369594, DOI: 10.1016/j.jss.2024.09.006.Peer-Reviewed Original ResearchAltmetricDevelopment and Internal-External Validation of a Post-Operative Mortality Risk Calculator for Pediatric Surgical Patients in Low- and Middle- Income Countries Using Machine Learning
Eyler Dang L, Klazura G, Yap A, Ozgediz D, Bryce E, Cheung M, Fedatto M, Ameh E. Development and Internal-External Validation of a Post-Operative Mortality Risk Calculator for Pediatric Surgical Patients in Low- and Middle- Income Countries Using Machine Learning. Journal Of Pediatric Surgery 2024, 59: 161883. PMID: 39317568, DOI: 10.1016/j.jpedsurg.2024.161883.Peer-Reviewed Original ResearchCitationsAltmetricCost-effectiveness of a pediatric operating room installation in Sub-Saharan Africa
Yap A, Halid S, Ukwu N, Laverde R, Park P, Klazura G, Bryce E, Cheung M, Marseille E, Ozgediz D, Ameh E. Cost-effectiveness of a pediatric operating room installation in Sub-Saharan Africa. PLOS Global Public Health 2024, 4: e0001748. PMID: 38536860, PMCID: PMC10971580, DOI: 10.1371/journal.pgph.0001748.Peer-Reviewed Original ResearchCitationsAltmetricCollateral Benefit of Systematic Improvement in Bariatric Surgery Outcomes Following a Single Quality Improvement Project for Bleeding
Chao G, Nadzam G, Cheung M, Duffy A, Ghiassi S, Morton J. Collateral Benefit of Systematic Improvement in Bariatric Surgery Outcomes Following a Single Quality Improvement Project for Bleeding. Obesity Surgery 2024, 34: 1041-1044. PMID: 38280157, DOI: 10.1007/s11695-023-07037-9.Peer-Reviewed Original Research
2023
Out-of-pocket costs and catastrophic healthcare expenditure for families of children requiring surgery in sub-Saharan Africa
Yap A, Olatunji B, Negash S, Mweru D, Kisembo S, Masumbuko F, Ameh E, Lebbie A, Bvulani B, Hansen E, Philipo G, Carroll M, Hsu P, Bryce E, Cheung M, Fedatto M, Laverde R, Ozgediz D. Out-of-pocket costs and catastrophic healthcare expenditure for families of children requiring surgery in sub-Saharan Africa. Surgery 2023, 174: 567-573. PMID: 37385869, DOI: 10.1016/j.surg.2023.05.010.Peer-Reviewed Original ResearchCitationsAltmetric
2021
Performing Bariatric Surgery on Previously COVID+ Patients Is Safe and Effective
Cheung MS, Ying L, Duffy AJ, Ghiassi S, Nadzam G, Roberts KE, Morton JM. Performing Bariatric Surgery on Previously COVID+ Patients Is Safe and Effective. Obesity Surgery 2021, 31: 5082-5084. PMID: 34453312, PMCID: PMC8396140, DOI: 10.1007/s11695-021-05659-5.Peer-Reviewed Original ResearchCitationsMeSH KeywordsThe Role of Positron Emission Tomography in Bariatric Surgery Research: a Review
Bini J, Norcross M, Cheung M, Duffy A. The Role of Positron Emission Tomography in Bariatric Surgery Research: a Review. Obesity Surgery 2021, 31: 4592-4606. PMID: 34304378, DOI: 10.1007/s11695-021-05576-7.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsCitationsAltmetricAccess to pediatric surgery delivered by general surgeons and anesthesia providers in Uganda: Results from 2 rural regional hospitals
Grabski DF, Ajiko M, Kayima P, Ruzgar N, Nyeko D, Fitzgerald TN, Langer M, Cheung M, Cigliano B, D'Agostino S, Baird R, Duffy D, Tumukunde J, Nabukenya M, Ogwang M, Kisa P, Sekabira J, Kakembo N, Ozgediz D. Access to pediatric surgery delivered by general surgeons and anesthesia providers in Uganda: Results from 2 rural regional hospitals. Surgery 2021, 170: 1397-1404. PMID: 34130809, DOI: 10.1016/j.surg.2021.05.007.Peer-Reviewed Original ResearchCitationsAltmetric
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