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Internal Medicine

James Mitchell Day, M.D.

Dr. Day completed his residency and American Board Certification in Internal Medicine at Naval Medical Center San Diego in 2023. He obtained his Doctor of Medicine degree from Loyola University of Chicago’s Stritch School of Medicine in May 2017. 

  • English

Board Certifications

  • American Board of Internal Medicine

Professional Associations

• American College of Physicians
• American Medical Association
• Association of Military Surgeons
   of the United States
• Society of United States Naval
   Flight Surgeons


Dr. James Mitchell Day is an accomplished physician specializing in Internal Medicine, with a distinguished academic and military background. He earned his Bachelor of Science degree with a minor in Latino Studies from the University of Notre Dame between 2009 and 2012. Following this, he obtained his Doctor of Medicine degree from Loyola University of Chicago’s Stritch School of Medicine in May 2017. Further enhancing his expertise, Dr. Day completed a Global Health Graduate Certificate at the Uniformed Services University from 2018 to 2020. He completed his residency and American Board Certification in Internal Medicine at Naval Medical Center San Diego in 2023.

Dr. Day’s military and medical training is extensive. He began with the Naval ROTC Program at the University of Notre Dame and proceeded to complete his intern year in Internal Medicine at the Naval Medical Center in San Diego. His training includes the Combat Casualty Care Course at Fort Sam Houston and flight school at the Naval Aerospace Medical Institute in Pensacola. He served as a Flight Surgeon with the USMC Tilt-Rotor VMM 364 at Camp Pendleton and was an observer and combat aircrew member in Al-Jaber, Kuwait. Additionally, Dr. Day participated in the Pacific Partnership 2022 mission aboard the USNS Mercy, traveling to Guam and Phu-Yen, Vietnam. Currently he serves at the Department Head of Internal Medicine at US Naval Hospital Guam.

Dr. Day’s dedication to global health and medical education is evident through his numerous honors and recognitions. He was awarded a Global Health Fellowship from Loyola University of Chicago and is a part of the Navy Global Health Specialist Program. He holds an Assistant Professor faculty appointment in Preventive Medicine and Biostatistics at the Uniformed Services University.

Active in professional societies, Dr. Day is a member of the American College of Physicians, the American Medical Association, the Association of Military Surgeons of the United States, and the Society of United States Naval Flight Surgeons. His exemplary service has earned him numerous military decorations, including the Defense Meritorious Service Medal, Navy and Marine Corps Commendation Medal, Combat Action Ribbon, Fleet Marine Force Ribbon, and several others, recognizing his contributions to national defense and operational missions. Dr. Day’s expertise and commitment to both medicine and military service underscore his exceptional career and ongoing contributions to the field.

Medical School/Education

• University of Notre Dame (2009-2012), Bachelors of Science, Minor Latino Studies

• Loyola University of Chicago, Stritch School of Medicine (05/2012-05/2017), Doctor of Medicine

• Uniformed Services University, Global Health Graduate Certificate (05/2018- 05/2020)

Military/Medical Training & Experience

• Naval ROTC Program – University of Notre Dame, IN 

• Intern Year – Internal Medicine; Naval Medical Center San Diego, CA 

• Combat Casualty Care Course – Fort Sam Houston; San Antonio, TX

• Flight School – Naval Aerospace Medical Institute; Pensacola, FL 

• Flight Surgeon – USMC Tilt-Rotor VMM 364, Camp Pendleton, CA 

• Naval Aviation Observer/Combat Aircrew –Al-Jaber, Kuwait 

• Pacific Partnership 2022 – USNS Mercy to Guam, Phu-Yen, Vietnam 

• Internal Medicine Residency – NMRTC-SD 

Honors & Recognition

• Global Health Fellowship, Loyola University of Chicago 
• Navy Global Health Specialist Program 
• USU Preventive Medicine and Biostatistics Junior Faculty Appointment 
• USU 2022 USUHS Internal Medicine Department of Medicine Teaching Fellow 

Military Decorations

• Defense Meritorious Service Medal
• Navy and Marine Corps Commendation Medal
• Combat Action Ribbon
• Fleet Marine Force Ribbon
• National Defense Service Medal
• Operation Inherent Freedom Campaign Medal
• Global War on Terrorism Expeditionary Medal
• Global War on Terrorism Service Medal
• Navy Sea Service Deployment Ribbon
• Navy and Marine Corps Overseas Service Ribbon
• Navy Pistol Marksmanship Medal (Expert)
• Air Medal

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