
Sergeant Major
SGM Jason L. Trevino
Munson Army Health Center
Fort Leavenworth, KS
Sergeant Major Jason L. Trevino is a native of Del Rio, Texas. He enlisted in the U.S. Army in 2003, where he completed Basic Combat Training at Fort Jackson, SC and Advanced Individual Training at Joint Base San Antonio, TX.
His military education includes the Basic Leader Course, Advanced Leaders Course, Senior Leaders Course, Supervisor Development Course, SHARP Foundation Course, Basic Combatives Course, Tactical Combatives Course, Hearing Conservation Course, Instructor Training Course, First Sergeant and Company Commanders Course, and the Sergeants Major Course (Class 73).
SGM Trevino holds a Bachelor of Behavioral Science (Summa Cum Laude) from Wayland Baptist University and a Master of Science in Organizational Development from the University of the Incarnate Word.
SGM Trevino’s previous assignments include the 95th Military Police Battalion, Mannheim, Germany, 15th Brigade Support Battalion and 115th Brigade Support Battalion, 1st Cavalry Division, Fort Hood, TX, 187th Medical Battalion, Joint Base San Antonio, TX, Medical Recruiting Brigade, Fort Knox, KY, 40th Military Police Battalion (USDB), Fort Leavenworth, KS, 710th Brigade Support Battalion, 10th Mountain Division, Fort Polk, LA, and the 1st Theater Sustainment Command, Fort Knox, KY.
SGM Trevino served three tours in support of Operation Iraqi Freedom.
SGM Trevino’s awards and decorations include the Meritorious Service Medal (5th Award), Army Commendation Medal (6th Award), Army Achievement Medal (7th Award), Good Conduct Medal (6th award), Iraq Campaign Medal (3 Bronze Service Stars), Global War on Terrorism Expeditionary Medal, Global War on Terrorism Service Medal, NCO Professional Development Ribbon (4th award), Overseas Service Ribbon (numeral 4), Drivers Badge (wheeled), and the Silver German Armed Forces Proficiency Badge. He is a member of the Order of the Muleskinner (inductee #54) and the Honorable Order of the Kentucky Colonel.

Commander
Major Yu-Sheng (David) Chen
US Army Dental Clinic Command
Fort Leavenworth, KS
Major Yu-Sheng (David) Chen took command of the U.S. Army Dental Clinic, Fort Leavenworth, KS, July 20, 2023. MAJ Chen was raised in Taiwan, and at the age of 18 he moved to United States as first-generation immigrant in 2004. In 2008, he graduated from Texas Tech University with a Bachelor of Science degree in Biology.
In 2015, MAJ Chen earned his Doctor of Dental Surgery degree from Loma Linda School of Dentistry in Loma Linda, California. In 2015, he graduated from dental school with the Health Professions Scholarship Program (HPSP) and started his commission with the United States Army Dental Corps. In 2019, he finished his 2 Years AEGD (Bravo) program in Ft Liberty, North Carolina. MAJ Chen was board certified in 2021.
MAJ Chen’s following assignments include: General dentist for Fort Lewis, Washington, Dental Health Activity from 2015-2017, Command dentist for Area Support Group Kuwait from 2019-2020, and Brigade comprehensive dentist for 512th Field Hospital in Rhine Ordnance Barracks, Germany from 2020-2023.
MAJ Chen’s professional military education includes the U.S. Army Command and General Staff College, Joint Forces Combat Trauma Management Course, Brigade Health Care Provider Course, Dental Management Development Course, and the Army Medical Department’s Officer Basic and Advanced Courses. MAJ Chen is a certified NATO medical evaluator and Casualty Notification Officer (CNO).
MAJ Chen’s awards and decorations include the Meritorious Service Medal with one Oak Leaf Cluster, Army Commendation Medal with two Oak Leaf Cluster, Army Achievement Medal with one Oak Leaf Cluster, Armed Forces Service Medal, Humanitarian Service Medal with one Bronze Service Star, National Defense Service Medal, Global War on Terrorism Expeditionary Medal, Global War on Terrorism Service Medal, Army Service Ribbon, Overseas Service Ribbon with Numeral 2, and a Meritorious Unit Commendation.