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Captain Ewell Hollis
Executive Officer
Naval Medical Research Unit San Antonio

CAPT Hollis, a native of Nashville, TN, earned a Bachelor of Science Degree in Biology and Bachelor of Arts Degree as a College Scholar from the University of Tennessee, Knoxville in 1995.  He received his Doctor of Medicine Degree from the University of Tennessee, Memphis in 1999 before completing his Masters in Public Health and Preventive Medicine specialty training, serving as Chief Resident from the Uniformed Services University of the Health Sciences in 2010. He is board-certified in Preventive Medicine.
CAPT Hollis’ military career has been distinguished by multiple challenging overseas and operational assignments spanning six continents.  Following an Internal Medicine internship at the National Naval Medical Center, he served as a General Medical Officer and “Plank Owner” for the USS RONALD REAGAN (CVN-76) before transferring to Naval Hospital Keflavik, where he was the Department Head for the Acute Care Clinic.  From Iceland, CAPT Hollis took orders to 2nd Marine Division at Camp Lejeune, NC, where he deployed in support of Operation Iraqi Freedom on two occasions as the 3rd Battalion, 8th Marines and 22nd Marine Expeditionary Unit Surgeon, earning both the Fleet Marine Force Warfare Officer and Surface Warfare Medical Department Officer devices.
Following his Preventive Medicine Residency, he served in Okinawa, Japan, as the III Marine Expeditionary Force’s (MEF) Preventive Medicine Officer and Deputy Surgeon, as well as 3rd Expeditionary Brigade Surgeon.  During this period, he served as ECOMS Chairman, completed JPME I Command & Staff, and participated in multiple humanitarian relief missions in the Philippines and mainland Japan, most notably as medical lead for Operation TOMODACHI.

From III MEF, CAPT Hollis served as Director of Public Health, Headquarters Marine Corps, where he led the Marine Corps in fielding and sustaining its most medically ready force in more than a decade.  He subsequently served as Director, Directorate of Public Health and Director, Directorate for Branch Clinics at Naval Medical Center San Diego.  From there, CAPT Hollis served as the Deputy Director for Operational Infectious Diseases at the Naval Health Research Center where he oversaw the Department of Defense’s first lab cleared to conduct COVID-19 testing.  He most recently served as the Force Surgeon, II MEF overseeing the medical care and readiness for 43,000 Marines and Sailors.  He currently serves as the Executive Officer of Naval Medical Research Unit San Antonio located at Joint Base San Antonio – Fort Sam Houston, TX.

CAPT Hollis’s personal decorations include the Legion of Merit, Defense Meritorious Service Medal (5), Joint Service Commendation Medal, Navy and Marine Corps Commendation Medal (3), Combat Action Ribbon, Armed Forces Service Medal, Humanitarian Service Medal (2), Korean Defense and Arctic Service Ribbons.
He was the 2012 recipient of the prestigious Department of Defense-wide Hunter-Strickland Award for Excellence in Preventive Medicine.  The author of multiple peer-reviewed publications, CAPT Hollis has served as a lead instructor in pandemic preparedness and all-hazards events throughout Africa and Asia.  He has also served as the Chairman of the Joint Preventive Medicine Policy Group providing policy recommendations to the Deputy Assistant Secretary of Defense for Health Readiness Policy and Oversight.



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