Senior Chief Kristina L. Decena enlisted in the United States Navy out of Virginia in November 2002. Upon graduation from Recruit Training Command, she reported to Seaman Apprentice Training in February 2003. Upon training completion, she reported to the USS WHIDBEY ISLAND (LSD 41) in Little Creek, VA where she served as an Undesignated Seaman assigned to Second Division, Deck Department. In January 2004, she reported to Hospital Corpsman “A” School in Great Lakes, IL. Upon graduation, she reported to Field Medical Service School Camp Johnson, NC where she earned her 8404 Navy Enlisted Classification (NEC) code. She then reported to Naval School of Health Sciences in Portsmouth, VA for Surgical Technologist “C” School and obtained her 8483 NEC.
In August 2005, Hospitalman Decena reported for duty at Naval Medical Center Portsmouth (NMCP) in Portsmouth, VA. She worked in the Main Operating Room (MOR) as a Surgical Technologist and was assigned to Bravo Division and was hand selected as the Total Joint Service Senior and Pediatric Orthopedic Service Senior and later served as the MOR's Bravo Supply Petty Officer. In December 2008, Petty Officer Third Class Decena reported for duty at the Pre-Commissioning Unit (PCU) USS NEW YORK (LPD 21) in Norfolk, VA where she earned her “plank owner” status. She was assigned there as the sole Surgical Technologist. In 2012, Petty Officer First Class Decena served as the Health Services Department Leading Petty Officer during the USS NEW YORK's maiden deployment to U.S. Naval Forces Europe and U.S Naval Forces Central Command area of responsibilities in support of Operation Enduring Freedom.
In August 2012, Petty Officer First Class Decena reported for duty at Naval Medical Center Portsmouth (NMCP), Portsmouth, VA. She worked in the Main Operating Room and then was assigned in 2013 to serve as the Orthopedics' Department Leading Petty Officer, and later was selected as NMCP's Senior Sailor of the Year for FY13. In 2014, Chief Decena served as NMCP's Emergency Medicine Leading Chief Petty Officer. In addition to that assignment in 2015, she also served as NMCP's Leading Chief Petty Officer for Cardiology, Pulmonary, Respiratory Therapy, Dermatology, and the Sleep and Cath Lab.
After a successful tour at NMCP, Chief Decena reported for duty with 2d Medical Battalion, 2d Marine Logistics Group, Camp Lejeune, NC in October 2016 and was assigned as the Senior Enlisted Leader for Alpha Company. During this tour she was selected as the Navy Senior Enlisted Leader for Task Force Southwest where she deployed to Camp Shorab, Afghanistan from November 2017 to April 2018 in support of Operation Freedom's Sentinel and Resolute Support mission. Upon return from the combat deployment and in June 2018, Senior Chief Decena was assigned as the Battalion's S-3 Operations and Training Senior Enlisted Leader.
In December 2019, Senior Chief Decena reported to Field Medical Training Battalion - East, Camp Lejeune, NC and was assigned as the S-4 Supply Officer and the Senior Enlisted Leader for Headquarters and Service Company. In May 2020, she was selected to serve as the Command Senior Enlisted Leader for Field Medical Training Battalion - East.
Senior Chief Decena is a graduate of the U.S. Navy Senior Enlisted Academy and holds a Bachelor of Science Degree in Health Care Administration from Kaplan University.
Her personal awards include the Navy and Marine Corps Commendation Medal (2 awards), Navy and Marine Corps Achievement Medal (3 awards), and various other unit service and campaign awards.