About Us


Commanding Officer 
Jean F. Fisak Captain, Nurse Corps, U.S. Navy
Captain Jean Fisak hails from Aiea, Oahu, and was selected for the Navy Nurse Completion Program in 1993. She earned her bachelor’s degree in nursing in 1995 from San Jose State University, CA, upon which she was commissioned in the Navy. She earned her graduate degree in nursing, with honors, from the University of Hawaii at Manoa in 2004 through the Navy’s Duty Under Instruction program. She completed her Doctor of Nursing Practice, Executive Leadership Program at Duke University in 2019 and was awarded the Jonas Veterans Health Scholar 2018-2020. She is board certified as a Clinical Nurse Specialist (CNS) in Adult Psychiatric & Mental Health. From October 2011-2014, Fisak served as the Navy Psychiatric-Mental Health Nurse Specialty Leader. She is also the Past President California Chapter (2019) and member National Nominating Committee (2021-2022) for the American Psychiatric Nurses Association.
Fisak assumed command at USNMRTC Sigonella, to include USNMRTU Bahrain (Middle East) and Souda Bay (Greece) on 15 June 2022. 
During Fisak's most recent assignment as the Executive Officer, U.S. Navy Medicine Readiness and Training Command, Rota, Spain, she was responsible for the daily operations and management of 443 Active Duty, Government and Local National personnel for an inpatient acute bed hospital.
Other assignments included Chief, Nursing Officer, U.S. Naval Hospital Guam, where she led 160 nurses and staff in this 33-bed inpatient facility, plus an additional 49 contingency beds in response to COVID-19 and for Mass Casualty efforts; Deputy Section Head at the Bureau of Medicine and Surgery–Naval Center for Combat and Operational Stress Control, where she championed Navy Medicines Caregiver Occupational Stress Control (CgOCS) program; Naval Health Clinic Pearl Harbor, as Division Officer of Pediatrics and Family Practice clinics; Two tours at Naval Medical Center San Diego (NMCSD), first in the inpatient surgical sub-specialty unit and later as the inpatient mental health CNS and Department Head (DH). During her second tour at NMCSD she spearheaded and implemented the inpatient short-stay model and initiated the inpatient mental health unit renovation to enhance the therapeutic environment. Upon completion of her second tour at NMCSD she transferred to Naval Hospital Okinawa and served as the inpatient mental health DH and CNS. While there Fisak stood up the Navy's first CgOSC team and also developed a “Stress-O-Meter” dashboard designed to identify stress reactions across the command. After completing her tour at Okinawa, she served at Naval Hospital Camp Lejeune as the mental health inpatient DH, CNS, and was the plank owner and champion of the hospital’s $1.8 million inpatient mental health unit renovation project that expanded from 12 to 20 beds. She also served as Senior Nurse Officer in the outpatient mental health clinic. During her tour at Camp Lejeune she deployed to Afghanistan as the Officer in Charge of Mobile Care Team-7. She led her team to provide real-time psychological well-being surveillance, with the survey information immediately available to the Provincial Reconstruction Team Commanding Officers and to the Navy Surgeon General. Her team also provided preventive mental health care, and command consultation including care for the caregiver at static medical commands in an effort to reduce mental health stigma and remove barriers to care for all Individual Augmentee Sailors throughout the entire country.

Fisak’s personal awards include the Bronze Star Medal, Meritorious Service Medal (five awards), Navy and Marine Corps Commendation Medal (three awards), Navy and Marine Corps Achievement Medal (two awards), Afghanistan Campaign Medal, the NATO Medal, the DAISY Lifetime Award, the 2012 NCCOSC Epictetus Leadership Award, and the San Diego Advance Practice Psychiatric Nurse of the Year 2005-2006. She was awarded the Guam Commendation Medal from the Guam Army National Guard at the conclusion of her Naval Hospital Guam tour in 2020.

Executive Officer
Michael Mercado Captain, Medical Corps, U.S. Navy

CAPT Michael Mercado is a native of Stockton, California. He entered naval service via the Health Professional Scholarship Program and received his Doctor of Medicine from Loma Linda University in 2004. In 2007, Mercado graduated with a residency in Family Medicine from Naval Hospital Camp Pendleton (NHCP).
He most recently served at the Navy Bureau of Medicine & Surgery (BUMED) as Director of Force Medical Readiness (N34) from June 2021 to June 2023, overseeing programs and policies that optimize the medical readiness and assignability for over 600,000 active and reserve component members and their families.
Prior staff tours include Department Head of Family Medicine, US Naval Hospital Guam; Associate Program Director, NHCP Family Medicine Residency Program; Department Head of Family Medicine, Naval Hospital Bremerton; Director of Medical Services, Naval Hospital Bremerton. Additionally, he served as NHCP Command Medical Home Port Champion, NHCP Director of Population Health, and Primary Care Consortium Market Lead for the Puget Sound Military Health System, a collaborative group of clinical leaders focused on optimizing primary care delivery to over 125,000 beneficiaries in the Pacific Northwest.
A passionate educator, Mercado served as core residency faculty at NHCP, and teaching consultant at the Camp Lejeune and Fort Belvoir Family Medicine residency programs. He has a faculty appointment to the Uniformed Services University of the Health Sciences as an Assistant Professor of Family Medicine.
Additionally, he has served as faculty for the Navy Medicine Clinic Management Course, and an instructor for the Advanced Readiness Officer and Executive Medical Department Enlisted Courses.
Mercado deployed in support of Operation Enduring Freedom, Afghanistan Regional Security Integration Command-East, as an embedded medical advisor to the 1st Brigade, 203rd Corps, Afghan National Army (ANA). In support of Operation Freedom Sentinel and Resolute Support Mission, he deployed as Task Force Surgeon, Task Force Southwest, Rotation 1, the first Marine unit to return to Helmand Province, Afghanistan,
since the Marines’ withdrawal in 2014. Additionally, he advised the Medical Commander, 215th Corps, ANA, in the country’s most kinetic province overseeing tactical combat casualty care training at the regional military training center. In garrison, he served as Regimental Surgeon, 6th Marine Regiment, Second Marine Division.
He is the recipient of the Arnold P. Gold Foundation Humanism in Medicine Award for the Military Health System, NHCP Family Medicine Staff of the Year, Uniformed Services Academy of Family Physicians President’s Award, Department of Defense Innovation Award, and the Surgeon General’s Team Power Award.
CAPT Mercado is a diplomate of the American Board of Family Medicine, a Fellow of the American Academy of Family Physicians, and an active member of the Uniformed Services Academy of Family Physicians where he served on the Board of Directors from 2016-2019. He has authored numerous peer-reviewed publications, and holds additional qualification designators in Executive Medicine, Health Promotion, and Global Health.
Additionally, he completed Joint Professional Military Education – Phase 1 through the Air Command and Staff College, Air University. His military decorations include the Legion of Merit, Meritorious Service Medal (three awards), Navy and Marine Corps Commendation Medal (two awards), Combat Action Ribbon, Military Outstanding Volunteer Service Medal (two awards), in addition to other personal and unit awards.

Jason L. Marnne' 
HMCM (FMF), U.S. Navy
Master Chief Petty Officer, Jason Marnné, a native of Kingman, Arizona, reported toRecruit Training Command, Great Lakes, Illinois, in October 2000.
He graduatedHospital Corpsman A School 2001 and began his career as a Hospital Corpsman. 
He has served in several sea duty assignments, including 1st Marine Division, 3rdAmphibious Assault Battalion and 1st Battalion 4th Marines; 3rd Marine Division,Combat Assault Battalion, HQ Regiment, and 1st Battalion 12th Marines; and 1stMarine Logistics Group, Combat Logistics Regiment-17; and his current assignment asthe DFA SEL for 3d Dental Battalion/US Naval Dental Center Okinawa, Japan.

His previous shore tours include Naval Hospital Lemoore California, Naval MedicalCenter San Diego California, service as a Hospital Corpsman Enlisted Detailer at NavyPersonnel Command Millington Tennessee and assignment as a Hospital CorpsmanEnlisted Community Manager at BUPERS Three Millington Tennessee.

He completed three combat deployments to Iraq and Afghanistan in support of Operation Iraqi Freedom and Operation Enduring Freedom.

Master Chief Marnné is a graduate of the U.S. Navy Senior Enlisted Academy (Class212/Gold) and has been awarded the Navy Commendation Medal (three awards), NavyAchievement Medal (two awards), and various other personal and unit awards.
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