Captain Marnie S. Buchanan is a native of Hershey, Pennsylvania. She entered the Navy through the Bachelor Degree Completion Program in 1991 while pursuing her Bachelor of Science in Nursing at Thomas Jefferson University, Philadelphia, Pennsylvania. Upon graduation, she was commissioned as an Ensign in the Navy Nurse Corps.
Her first assignment was as a staff nurse at Naval Medical Center Portsmouth, Virginia where she gained experience in pediatrics and emergency medicine. In 1996, she transferred to U.S. Naval Hospital Guam as an emergency nurse and obtained her Certification in Emergency Nursing. Her experiences as triage nurse during the Korean Airline Flight 801 crash in 1997 led to her publishing an article in the American Academy of Ambulatory Care Nursing.
In November 1999, she reported as the Medical Programs Officer and Officer in Charge, Northern Officer Programs Detachment Philadelphia, Pennsylvania. As a local Alumni, she was inducted into Sigma Theta Tau International during this tour. Returning to emergency nursing, her next assignment was Division Officer of the Military Acute Care Clinic, Branch Medical Clinic Naval Station Norfolk, Virginia. In 2003, she deployed in support of Operation Iraqi Freedom as a trauma triage nurse with Bravo Surgical Company, 2d Medical Battalion. Her next assignment was Division Officer, Emergency Department at Naval Hospital Jacksonville, Florida.
In 2007, she completed her Clinical Nurse Specialist Master of Science in Nursing at University of Florida through full-time out service training. Her follow-on tour was Naval Hospital Camp Lejeune, North Carolina. She served as Division Officer Multi-Service Ward, Department Head of Staff Education and Training as well as Acting Director for Administration. In 2011, Captain Buchanan accepted orders to Naval Hospital Pensacola, Florida. During that tour, she served as Associate Director of Medical Services, Command Risk Manager, and special assistant to the Command for Quality Management. In 2014, she transferred to Naval Health Clinic Cherry Point, North Carolina where she served as Director, Clinical Support Services, and Command Risk Manager. After successfully completing her Executive Officer tour at Naval Health Clinic Corpus Christi, Captain Buchanan assumed the role as Commanding Officer, Naval Health Clinic New England in June 2018.
Captain Buchanan's personal awards include the Meritorious Service Medal (3), Navy and Marine Corps Commendation Medal (3), and the Navy and Marine Corps Achievement Medal (6), as well as other military decorations and unit awards. Captain Buchanan is married to Commander (Retired) Brad Buchanan, a former Navy Nurse Corps Officer.