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Ralph H. Johnson VA Medical Center


Leadership Team

Portrait of Scott R. Isaacks, MBA, FACHE

Scott R. Isaacks, MBA, FACHE | (843) 789-7200

Director, CEO

Mr. Scott R. Isaacks, MBA, FACHE, FAAMA, is the Director at the Ralph H. Johnson VA Medical Center, appointed in November 2014. He served as the Associate Director at the Charleston VAMC from August 2010 until assuming his role as Director. The Ralph H. Johnson VA Medical Center and its six community-based outpatient clinic (CBOCs) serve approximately 75,000 Veterans along the South Carolina and Georgia coast, providing comprehensive primary, mental health and specialty care. Charleston VAMC provides more than 1 million outpatient visits and 4,500 inpatient stays each year, and serves as a regional referral center for a number of medical specialties. Charleston VAMC is also a major teaching hospital and research facility with more than 95 principal investigators performing more than 280 studies, funded in excess of $28.8M annually. Mr. Isaacks has led in improvements that have resulted in Charleston VAMC being recognized as a top performer for quality of care and efficiency both within VA and nationally amongst public and private sector hospitals and health care systems.
Mr. Isaacks began his VA career at the Miami VAMC in 1992 as an Administrative Resident. He has held a variety of administrative and clinical management positions in services, including serving as Executive Assistant to the Director, Staff Assistant to the Chief of Staff, and Acting Associate Director. He has also served as Acting Director in Birmingham, Dublin and Charleston. Before coming to Charleston, Mr. Isaacks served as the Assistant Director at the Birmingham VA Medical Center. Throughout Mr. Isaacks’ career, he has had responsibility for oversight of clinical and administrative operations at the Miami, Amarillo, Birmingham, and Charleston VA Medical Centers.
Mr. Isaacks earned a Bachelor of Arts Degree in English and Economics from the University of Miami and a Master of Business Administration Degree with a concentration in healthcare management from the University of Tennessee.

Portrait of Felissa Koernig, JD, MBA

Felissa Koernig, JD, MBA | (843) 789-7500

Associate Director, COO

Felissa B. Koernig is the Associate Director at the Ralph H. Johnson VA Medical Center, appointed in January 2018. She joined Charleston VAMC in 2014 as the Assistant Director, where she was instrumental in facilitating a VA partnership with Roper St. Francis Hospital for Veteran eye procedures. This creative program improved Veteran access to surgical eye procedures in the community and subsequently at Charleston VAMC, all while maintaining continuity of care with the Veterans’ VA providers. During Hurricanes Matthew and Irma, Ms. Koernig oversaw the Emergency Management Coordinator, aiding with patient evacuation and recovery, as well as sheltering in place for those patients too critical to evacuate.
Prior to Charleston VAMC, she served as the Executive Assistant to the Director at Wilkes-Barre VAMC. As part of her responsibilities guiding the Space and Construction and Interior Design Programs, she developed a 10-year space and construction plan which resulted in more than $27M in construction expenditures. Ms. Koernig served as Interim Associate Director of the Wilkes-Barre VA Medical Center, supervising Human Resources, Police Service, Voluntary Service, Public Affairs, Facilities Management Service, Logistics Service, Nutrition and Food Service, and Environmental Management Service. During this time she restructured the Environment of Care and Safety Committee improving the facility’s preparedness for external reviews. Ms. Koernig also served as Assistant Chief, Human Resources for a 120 day appointment. Prior to Wilkes-Barre, Ms. Koernig served as the Executive Assistant to the Associate Director and Facility Planner at the Philadelphia VA Medical Center, and as a Presidential management Fellow at the Lebanon VAMC. She obtained her JD-MBA from Pennsylvania State University, a B.S in Business Administration from Elmira College, and is a licensed attorney in the state of Pennsylvania and a member of the American Bar Association.

Portrait of Florence N. Hutchison, MD

Florence N. Hutchison, MD | (843) 789-7202

Chief of Staff

Dr. Hutchison is Chief of Staff at the Ralph H. Johnson VA Medical Center and Associate Dean and Professor of Medicine at the Medical University of South Carolina. She is a graduate of Millsaps College and the University of Mississippi School of Medicine. She completed her residency in internal medicine at St. Mary’s Hospital and Medical Center in San Francisco, CA, and a fellowship in nephrology at the VA Medical Center in Martinez, CA. Dr. Hutchison is board certified in internal medicine and nephrology.

After completing her fellowship, she served as a staff nephrologist at the VA Medical Center in Martinez, CA, and was also Assistant Professor of Medicine at UC, Davis. Dr. Hutchison became Chief, Dialysis Unit at the VA Medical Center, Charleston, South Carolina, in 1989, as well as Associate Professor of Medicine at the Medical University of South Carolina (MUSC). She was named Chief, of Medical Specialty Service in 1997, and was appointed Chief of Staff in 2000. She is also a Professor of Medicine and Associate Dean for VA Affairs at MUSC.

Dr. Hutchison has served as the Director of the VISN 7 Research Service Line, the Chair of the VISN 7 Compliance Committee, a member of the VHA National Finance Committee, and as an advisor to the National VA Office of Research Compliance and Assurance. She has served as Program Chair for the National Women in Nephrology organization, as a member of the Program Committee for the National Kidney Foundation, the Public Advisory Committee for the American Physiological Association, the nominating committee of the Southern Society for Clinical Investigation, and currently serves as a member of the Board of Directors of the OQUIN Foundation. She was Co-Chair of the VHA Systems Improvement Subcommittee of the Systems Redesign Steering Committee and on the VHA Chiefs of Staff Advisory Board and numerous other national committees. Dr. Hutchison recently served as the Acting Chief Medical Officer for VISN 7 for more than

Portrait of Garett Schreier, MSN, RN

Garett Schreier, MSN, RN | (843) 789-7411

Associate Director for Patient/Nursing Services

Garett Schreier, MSN, RN, was appointed as the Associate Director, Patient Care Services/Executive Nurse at the Ralph H. Johnson VA Medical Center in Charleston, SC on May 1, 2016. He served in the same capacity at the W.G. (Bill) Hefner VA Medical Center in Salisbury, NC since August 2013.

Mr. Schreier served as the Director of Quality Management at the Lebanon VA Medical Center, Lebanon, Pennsylvania, and was the Deputy Nurse Executive at the Lebanon VA prior to his role in QM. Mr. Schreier served a detail to VA Central Office to support the implementation of the Caregiver Support Legislation. Mr. Schreier has been an Associate Chief of Nursing Service for Geriatrics and Extended Care, Acute Care, and Mental Health at various times during his VA Career. During this time Mr. Schreier served as the Clinical Nurse Advisor for the Geriatric Nursing Field Advisory Committee for the Office of Nursing Services. Mr. Schreier is a Veteran of the United States Navy and served as a Fleet Marine Force Navy Corpsman. Mr. Schreier went on to receive a commission as a Nurse Corps Officer.

Mr. Schreier holds a Master’s of Science in Nursing from the University of Phoenix and Bachelor of Nursing from York College of Pennsylvania.

Portrait of Todd Williams, MBA

Todd Williams, MBA | 843-789-6190

Assistant Director

Mr. Todd Williams was named Assistant Director at the Ralph H. Johnson VA Medical Center in June 2018. In this position, Mr. Williams has direct oversight of Logistics, Prosthetics, Food and Nutrition, Community Engagement and Veteran Experience, Environmental Management, Law Enforcement, Privacy Officers, Chaplain Service, the Fisher House Program and Emergency Management. Prior to his role in Charleston, he was the Chief of Facilities Management Service for the Washington DC VA Medical Center. In that position he had administrative responsibility for facility operations, maintenance, construction, biomedical engineering, transportation, grounds, and utilities.

He joined the VA in 2009 as a Construction Project Engineer at the Salem Veterans Affairs Medical Center from 2009-2012.

Mr. Williams is a Veteran of the United States Air Force, where he supported base-level facility operations, disaster preparedness, and environmental programs as a civil engineer. He also served in one of the Air Force’s heavy construction combat engineering units, known as RED HORSE, where he participated in Operation Iraqi Freedom and Operation Enduring Freedom in Afghanistan.

Mr. Williams is a graduate of The United States Air Force Academy, with a B.S. in Civil Engineering. He also holds an MBA from Florida State University and is a licensed Professional Engineer in the Commonwealth of Virginia.