Commanding Officer

Captain James G. Demitrack
United States Navy
Commanding Officer, U.S. Navy Medicine Readiness and Training Command Guam

 
Captain Demitrack was born in Jamaica, New York, and grew up on Long Island. He graduated with distinction from the United States Naval Academy in 2000 and was accepted for immediate training as a medical officer. He graduated from the Uniformed Services University of the Health Sciences in 2004 with an M.D. and completed a pediatric internship at Naval Medical Center Portsmouth in 2005.

From 2005-2008, Demitrack served as a general medical officer with 3rd Marine Division in Okinawa, Japan participating in exercises in the Republic of Korea and mainland Japan. He then returned to Portsmouth to to complete his residency. He graduated from residency and achieved board certification in pediatrics in 2010.

Since completing his professional training, Demitrack has dedicated his career to clinical and executive leadership. His staff assignments have included staff pediatrician at U.S. Naval Hospital (USNH) Guam, teaching faculty and acting chief of primary care pediatrics at Walter Reed National Military Medical Center, department head of pediatrics USNH Okinawa, and chief medical officer of Naval Hospital Pensacola during the COVID-19 pandemic.

From 2021-2024, Demitrack served as officer-in-charge of U.S. Navy Medicine Readiness and Training Unit Iwakuni, Japan, and Branch Health Clinic Iwakuni. He led a diverse team of over 200 staff and was responsible for public health and outpatient care for 10,000 base residents, the readiness of 12 forwarddeployed aviation squadrons, and the safe operation of a labor and delivery unit. From 2024-2026, he served as director of USNH Okinawa and executive officer of U.S. Navy Medicine Readiness and Training Command (USNMRTC) Okinawa, one of the largest and most forward overseas military medical treatment facilities. He took command of USNMRTC Guam and became the director of USNH Guam in March 2026.

His personal awards are the Meritorious Service Medal (2), Joint Commendation Medal, Navy and Marine Corps Commendation Medal (2), and Joint Achievement Medal. Demitrack is board certified in general pediatrics and remains clinically active. In addition to his medical degree, he holds a Master's in Public Health and a Graduate Certificate in Global Health and Global Health Engagement, and he is a Certified Physician Executive.