Senior Leadership

Susan Peach, BSN, MBA
Market President, HighPoint Health System
Chief Executive Officer, Sumner Regional Medical Center

Susan Peach, BSN, MBA, became Market President of HighPoint Health System and CEO of Sumner Regional Medical Center in July 2012.  A veteran hospital administrator with more than 30 years of healthcare experience, Susan came to HighPoint Health System from LifePoint Hospitals' Hospital Support Center, where she served as chief nursing officer of the Delta Division since 2010.  In that role, she provided clinical leadership and oversight for nine LifePoint Hospitals, including the four hospital campuses of HighPoint Health System.

During the last five years under her leadership at Sumner Regional, the hospital has achieved numerous successes.  The hospital has earned Chest Pain Center accreditation, become certified as a Primary Stroke Center, achieved a Provisional Level III Trauma Designation, and been recognized twice as a Top Performer by The Joint Commission.  The hospital has also been recognized as a Top Hospital by the Nashville Business Journal, was awarded with the Most Improved Perception of Quality award from HealthStream, and earned numerous awards from the readers of Sumner Parent Magazine, including Best Place to Have a Baby six years in a row, Best Hospital five years in a row, and Best Emergency Room four years in a row.

In addition, Mrs. Peach has led the team at SRMC to successfully implement more than $60 million in capital projects to include the purchase of Sumner Station, where a new free-standing ER has opened, the new Carpenter Cancer Center has opened with the addition of PET CT services, and a new 128-slice CT and state-of-the-art 3D Mammography have been added.  At the main hospital campus, a second Cardiac Catheterization lab has been added, along with the opening of a new GI lab and a new and expanded Cardiac Rehabilitation Suite.  A Da Vinci Si Surgical Robot has been purchased, a Helipad has been built for faster emergency transport, a 24-bed Medical/Surgical Unit and 17-bed Rehabilitation Unit have been renovated, and a new 128-slice CT and a Dual-head Nuclear Medicine Camera have been added to Medical Imaging.  The hospital has also added 12 new Physician offices. 

Mrs. Peach has been recognized for her efforts at SRMC by being awarded LifePoint Health’s prestigious CEO of the Year Award in 2013.  She has also been named a “Most Admired CEO,” a “Power Leader,” and a “Woman of Influence” by the Nashville Business Journal.  She currently serves on the board of the United Way of Sumner County and is chairman of the board of directors for the Forward Sumner Economic Partnership.

Prior to joining LifePoint, Susan served as senior vice president, Performance Management, for Catholic Health Initiatives from 2003 to 2010; vice president, Strategic Quality Management and Clinical Services, and system chief nursing officer for Quorum Health Resources from 1996 to 2003; and chief executive officer (1995-1996) and chief operating officer (1992-1995) at Rockdale Regional Medical Center.

Peach holds a Master of Business Administration degree from Georgia State University and a Bachelor of Science degree in nursing from Clayton College. She is also a certified Lean Six Sigma Black Belt, which means she is certified in leading complex improvement projects at an advanced level of proficiency. Peach and her husband Jim have been residents of Sumner County for more than 20 years.

Pat Bolander
Chief Financial Officer

Pat Bolander came to HighPoint Health Systems as Chief Financial Officer in June 2018 from East Cooper Medical  Center in Mt. Pleasant, South Carolina.  Bolander has held various CFO positions in other organizations, including a previous stint with LifePoint Health at Georgetown Community Hospital from 2007 to 2012.

Bolander is originally from McCordsville, Indiana.  He earned a Bachelor's degree in Accounting from Indiana State University in Terre Haute, Indiana and a Master's of Business Administration from East Tennessee State University in Johnson City, Tennessee.

Geoff Lifferth MD
Geoff Lifferth, MD
Chief Medical Officer

Dr. Lifferth was born in Madison, TN, and has worked in the Emergency Department at Sumner Regional for the last 15 years. He did his undergraduate work at Brigham Young University, medical school at UT Memphis, and his Residency in Emergency Medicine at the Harvard Affiliated Emergency Medicine residency, working at Mass General, Brigham and Women’s Hospital and Boston Children’s Hospital. He is board-certified in Emergency Medicine and has served in multiple leadership positions in our hospital, including previously serving as the Chair of the Ethics committee, and as the Chief of Staff for two years. He is the former Vice President of the Tennessee AAEM, and is currently on the Board of Directors. He and his wife Kate have five children. He is an outdoorsman who enjoys backpacking, sailing, running and spending time with family and the Boy Scouts. He is also fluent in conversational Japanese. 

Isabelle Garibaldi, RN, DNP
Chief Nursing Officer

Isabelle Garibaldi, RN, DNP, is the Chief Nursing Officer for Sumner Regional Medical Center. Before her arrival at Sumner Regional, she served as CNO of Watertown Regional Medical Center in Watertown, Wisconsin for six years.

Isabelle received her Certification in Executive Nursing Practice in 2014 from the American Organization of Nurse Executives (AONE); a Nurse Executive, Advanced, Board Certified credentialing from the American Nurses Credentialing Center; as well as being a Certified Professional in Patient Safety (CPPS). Her education includes an associate degree in nursing from Milwaukee Area Technical College, an undergraduate degree in Health Administration from the University of St. Francis, a Master of Science in Nursing from Lewis University, and a Doctorate of Nursing Practice from RUSH University.

Isabelle is originally from Milwaukee, Wisconsin. She is married with four grown children and six grandchildren. When not serving as CNO, Isabelle enjoys cooking, travelling internationally, volunteering in the community and equestrian sports.