Tamara J. Worlton


Commander, Navy

Department of Primary Appointment:
School of Medicine
Director of Global Surgery
Location: Walter Reed National Military Medical Center, Bethesda, MD
Research Interests:
IMPACT Study (Integrated Military Partnerships and Civilian Trauma)
Global Health Engagement, global surgery


New Mexico State University, B.S. Biology
Uniformed Services University of the Health Sciences, M.D.
National Naval Medical Center, general surgery residency
Cleveland Clinic, Ohio, MIS/Bariatric Fellowship
USU Graduate Certificate in Global Health and Global Health Engagement


CDR Tamara Worlton graduated from the Uniformed Services University of the Health Sciences (USU) in 2003 and her General Surgery residency at National Naval Medical Center in 2008. She went on to complete a fellowship in Bariatric Surgery at Cleveland Clinic in Cleveland, Ohio 2010. She is currently the Director of the Division of Global Surgery at USU and Director of Surgical Operations at the Center for Global Health Engagement. CDR Worlton served as ship’s surgeon on an aircraft carrier, deployed to Afghanistan, Djibouti and served on both US Navy hospital ships. She has also served as faculty for the Indian-US Emergency Medicine Summit. CDR Worlton co-chaired the American College of Surgeons Humanitarian Skills course and the Global Health Competencies Course. She is recognized as a Navy expert in surgical Global Health Engagement (GHE) and earned the additional military qualification in GHE as well as a Graduate Certificate in Global Health and Global Health Engagement from USU.

Representative publications, projects, and/or deployments

2022 Stepping Strong Innovator Award: IMPACT Study

2022: Fulbright Scholar to Sri Lanka

2020: USNS COMFORT T-AH 20 Deployment to NYC

2019: USNS COMFORT T-AH 20 2019 Deployment in support of Continuing Promise

2018: USNS MERCY T-AH 19 Pacific Partnership Deployement

2015: Director of Surgical Services, Camp Lemonnier Djibouti, Deployment

2011: Tarin Kowt, Afghanistan, Deployment

2009: USS Abraham Lincoln (CVN 72), Ship's Surgeon


Military and Civilian Trauma System Integration: A Global Case Series. J Surg Res. 2023 Mar;283:666-673. Alswaiti GT, Worlton TJ, Arnaouti M, Cahill G, Russell A, Hide GR, Horne S, Clarke DL, Robinson AKL, van der Wal H, Ayvar A, Bala M, Gavitt B, Aldhaheri AS, Al Mughery AS, Brown Z, Baird MD, Joseph M, Ratnayake A.

Medical disaster response: A critical analysis of the 2010 Haiti earthquake. Front Public Health. 2022 Nov 1;10:995595. Arnaouti MKC, Cahill G, Baird MD, Mangurat L, Harris R, Edme LPP, Joseph MN, Worlton T, Augustin S Jr; Haiti Disaster Response – Junior Research Collaborative (HDR-JRC).

USNS COMFORT (T-AH 20) Surgical Services Response to the COVID-19 Pandemic in New York City. Worlton TJ, Uber IC, Bronaugh S, Liedtke E, Dougherty JW, Pinkos KA, Weimerskirch B, Johnson M. Annals of Surgery. 2020 Oct;272(4)e269-271. Doi: 10.1097/SLA.0000000000004320

US Navy Ship-Based Disaster Response: Lessons Learned. Curr Trauma Rep. 2022;8(3):138-146.Worlton TJ, Shwayhat AF, Baird M, Fick D, Gadbois KD, Jensen S, Tadlock MD.

A Decade of Surgery Aboard the U.S. Naval Ship COMFORT (T-AH 20). Mil Med. 2022 Oct 15:usac278.Worlton TJ, Gunasingha RMKD, Atwood R, Johnson M, Uber IC.

A Call to Promote Global Surgery and Anesthesia as Essential Curriculum for Uniformed Medical Students. Mil Med. 2023 Jul 6:usad251. Kim S, Kim E, Shields M, Scanlon M, Worlton TJ.

Ethical Considerations for Surgical Planners from the Lessons Learned on USNS COMFORT (T-AH 20) Deployment 2019. Mil Med. 2021 May 3;186(5-6):117-120. Younger A, Worlton TJ, Wallace S, Steigleman WA, Ortiz-Pomales Y.

The Impact of Robotic-Assisted Technology on Attitudes of Host Nation Individuals Participating in Pacific Partnership 2018: Improving Partnerships Through Technology. Mil Med. 2020 Jun 8;185(5-6):368-370.Worlton TJ, Braden J, Gadbois K, Lefringhouse J, Lockrow E.

On the Shoulders of Giants: A Tribute to Professor Norman Rich's Work on Graft Thrombosis. Ann Vasc Surg. 2021 Nov;77:324-326. doi: 10.1016/j.avsg.2021.07.008. Ratnayake A, Worlton TJ.