Leadership Team - Tennessee Valley Healthcare System
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Tennessee Valley Healthcare System

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Leadership Team

Jennifer Vedral-Baron, MN, FAANP, FACHE, Health System Director

Jennifer Vedral-Baron, MN, FAANP, FACHE

Health System Director

Ms. Vedral-Baron was appointed Director of the Tennessee Valley Healthcare System on September 4, 2016. She comes to the Veterans Health Administration having retired from 30 years of active military service with the United States Navy. Ms. Vedral-Baron’s last military assignment was as the Director of the Fort Belvoir Community Hospital in Fort Belvoir, VA for which she was awarded the Defense Superior Service Medal. During her service she earned the Legion of Merit (three awards), Meritorious Service Medal (four awards), Navy and Marine Corps Commendation Medal (four awards) and the Navy and Marine Corps Achievement Medal (five awards). Ms. Vedral-Baron has the distinction of being the only US Navy Hospital Commanding Officer to lead teams to a total of five Military Health System Patient Safety Awards. Ms. Vedral-Baron was selected as a Fellow by the American Association of Nurse Practitioners in 2011 and achieved Fellow status in the American College of Healthcare Executives in 2016. She maintains certification as an Adult Nurse Practitioner. CAREER CHRONOLOGY: 2014 – 2016 Director, Fort Belvoir Community Hospital, Fort Belvoir, VA 2013 – 2014 Assistant Deputy Chief, Medical Operations, USN Bureau of Medicine and Surgery, Falls Church, VA 2012 – 2013 Chief of Staff, Navy Medicine National Capital Region, Bethesda, MD 2010 – 2012 Commanding Officer, Naval Hospital Pensacola, FL 2008 – 2010 Executive Officer, Naval Hospital Jacksonville, FL 2007 – 2008 Executive Assistant to the Navy Surgeon General, Washington DC 2005 – 2007 Executive Assistant to the Commander, National Naval Medical Center, Bethesda, MD EDUCATION: 1996 Masters Adult Health Nursing, University of Florida, Gainesville, FL 1986 Bachelor of Science in Nursing, University of North Florida, Jacksonville, FL


Marianne Myers, MPS, VHA-CM, Acting Deputy Health System Director

Marianne Myers, MPS, VHA-CM | 615-225-2530

Acting Deputy Health System Director

Marianne Myers was appointed Acting Deputy Health System Director of the Tennessee Valley Healthcare System (TVHS) in September, 2019. Prior to her appointment, Ms. Myers served as the Assistant Director and Interim Associate Director. During her career she has held numerous supervisory roles in the Business Office, Primary Care and Office of Information and Technology and has been detailed into various leadership roles throughout the organization. As Assistant Director, Ms. Myers has direct supervisory authority and responsibility for management, guidance and coordination of all operational elements of Environmental Management Service, Policy and Security, Voluntary Service, Veterans Transportation Service, Compensation and Pension Program, Community Based Outpatient Clinic oversight and Veterans Canteen Service. Ms. Myers holds a Master’s Degree in Training and Development and a Bachelor of Science in Organizational Management and Communications from Middle Tennessee State University. She also holds a Master’s Certification from the George Washington University School of Business in Project Management and a Green Belt Lean Certification. Ms. Myers is a graduate of the VISN 9 Leadership Institute, the VHA Healthcare Development Leadership Program (HCLDP) and a VHA Certified Mentor. Ms. Myers is a member of the American College of Healthcare Executives.


Ken Turner, PE, MBA, Associate Director

Ken Turner, PE, MBA | 615-327-4751 Ext. 66972

Associate Director

Ken Turner joined TVHS as associate director on June 21, 2020. Prior to joining TVHS, Mr. Turner served as the chief of facilities management at the James A. Haley Veterans’ Hospital in Tampa, Florida. Prior to that role, he was the energy program manager at the VHA Center for Engineering and Occupational Safety and Health. Earlier positions include the chief engineer at the Carl Vinson VAMC in Dublin, Georgia, and the chief of facilities management at the Ralph H. Johnson VAMC in Charleston, South Carolina. Mr. Turner retired as a Civil Engineer Corps officer after a 22-year Naval career that included 12 years in the submarine force as a nuclear plant operator. He has a bachelor’s degree in electrical engineering from The Citadel, a master’s degree in electrical engineering from the University of South Carolina, and an MBA with a focus in program/project management from Strayer University. He is a graduate of the Network Executive Healthcare Institute, the Excellence in Government Fellowship program, and the Healthcare Leadership Development program. He is a registered professional engineer, a senior-level federal acquisition certificate for program/project manager, and a certified healthcare facility manager. Mr. Turner and his wife have five daughters and four granddaughters.


Christopher E. Vadnais, APR, Acting Assistant Director

Christopher E. Vadnais, APR | 615-225-2556

Acting Assistant Director

Chris Vadnais serves as the public affairs officer for the Tennessee Valley Healthcare System. In this role, he leads planning and execution of strategic internal and external communication to solve problems affecting health care system business, patient safety and satisfaction, and employee health and morale. Mr. Vadnais is a U.S. Air Force Veteran who served in Turkey, Italy, and Hawaii. He also deployed to Iraq prior to his final assignment as public affairs advisor to the Chief Master Sgt. of the Air Force (CMSAF) at the Pentagon. Prior to coming to TVHS, he served as operations manager of American Forces Network (AFN) Europe in Sembach, Germany. Mr. Vadnais earned a master’s degree in communications from the New York Institute of Technology and was Accredited in public relations by the Universal Accreditation Board. In 2019, he completed a detail to the VA Office of Modernization, where he served as multimedia content producer and senior communications advisor.


Cynthia L. Johnson, RN, MSHCA, NEA-BC, Associate Director for Patient Care Services

Cynthia L. Johnson, RN, MSHCA, NEA-BC | 615-873-6943

Associate Director for Patient Care Services

Prior to joining Tennessee Valley Health Care System as the Associate Director of Patient Care Services, Cynthia L. Johnson served as VISN 9 Quality Management Officer (QMO). As QMO, Ms. Johnson was responsible for providing oversight of all aspects of Quality Management, Process Improvement/Redesign, Performance Management, Patient Safety, Compliance Business Integrity, Ethics, Financial Quality Management, Utilization Management, Accreditation Readiness, Risk Management, and Nursing Liaison across VISN 9 facilities. Before joining VISN 9, Ms. Johnson served as the Chief of Quality and Performance Management at VA Northern California Healthcare System. Previously, Ms. Johnson served at James A Haley VAMC and Orlando VAMC as the Associate Chief Nurse for Ambulatory Care and Surgery. Ms. Johnson began her VA career at the Lexington VAMC where she served in roles such as Patient Safety Manager and Extended Care Coordinator. Prior to joining the VA, Ms. Johnson worked as a Director of Nursing for Life Care Centers of America. Ms. Johnson received a Bachelor’s of Science in Nursing from University of Kentucky, holds a Master’s of Science in Health Care Administration from Bellevue University and is Board Certified as Nurse Executive, Advanced by ANCC. She completed the VHA ECF/HCLI training program in 2009 and Federal Nurse Executive Institute in 2007.


Kathleen Nieves , Deputy Associate Director for Patient Care Services

Kathleen Nieves | 615-873-6700

Deputy Associate Director for Patient Care Services

Ms. Nieves earned a bachelor of science in nursing in 2005. She went on to earn a master of science in nursing and master in health administration in 2011. Ms. Nieves is ANCC Nurse Executive Board certified and ANCC Medical-Surgical Board certified. She completed the Veterans Administration’s Health Care Leadership Development Program in 2016. She is a VHA-certified coach and mentor, Lean Six Sigma Yellow Belt and Green Belt certified, and has participated in numerous systems redesign projects. Ms. Nieves chaired the Nurse Professional Standards Board for the North Florida/South Georgia Veterans Health System from 2011 to 2017 and a member since 2009. She has served as an adjunct professor of the Nursing program at Florida Gateway College in Lake City, Florida since 2014. Ms. Nieves was also a clinical instructor at Santa Fe College in Gainesville, Florida from 2012 to 2016. Ms. Nieves comes to TVHS after serving in a variety of roles for the North Florida/South Georgia Veterans Health System. Prior to her appointment as the deputy ADPCS at TVHS, she served as the acting deputy ADPCS for North Florida/South Georgia Veterans Health System. Prior to that, she was the chief nurse of medicine and routinely covered as acting associate director for patient care services. Ms. Nieves has also served as acting chief nurse for Geriatric Extended Care and Medicine prior to this appointment. Ms. Nieves was nurse manager of inpatient medical/surgical units and outpatient medical/specialty clinics for approximately four years. She began her nursing VA career as a registered nurse on the surgical unit at the Gainesville VA Medical Center in 2005. As the deputy ADPCS, Ms. Nieves will provide primary assistance to the TVHS associate director patient care services (ADPCS) in guiding the overall management of the practice and the profession of nursing across the Tennessee Valley Health Care System.


John H. Nadeau, M.D., Chief of Staff

John H. Nadeau, M.D. | 615-873-6969

Chief of Staff

Dr. John Nadeau was appointed Chief of Staff of the VA Tennessee Valley Healthcare System (VA TVHS) effective January 22, 2017. As the Chief of Staff, Dr. Nadeau is responsible for leading several clinical departments including: Dental Service, Geriatric Extended Care, Geriatric Research, Medical Service, Medical Imaging, Mental Health Care Line, Neurology, Pathology & Laboratory Service, Pharmacy, Physical Medicine & Rehabilitation, Research & Development, Social Work Service, Surgical Service, Transplant Service, Anesthesiology and Audiology. Prior to this assignment, Dr. Nadeau served as the Deputy Chief of Medicine. Dr. Nadeau joined TVHS in 1982 where he has worked in our out-patient Cardiology Clinic and supervises house staff for our in-patient Medical Service. He is a board certified internist and has practiced internal medicine, preventative cardiology and conducted hypertension research at the Vanderbilt University Medical Center. Dr. Nadeau is also a Captain in the U.S. Naval Reserve and has deployed twice during Operation Iraqi Freedom as the Battalion Force Surgeon for a Reserve Marine Battalion. He received his medical degree from University of Ottawa Faculty of Medicine and has practiced medicine for more than 35 years.