President and Chief Executive Officer
Wesley Medical Center
Bill Voloch is the president and chief executive officer at Wesley Medical Center. He is an innovative leader with more than 14 years of experience in hospital management.
Prior to joining Wesley, Voloch served as the chief financial officer at the Medical Center of Aurora in Colorado. He began his career with HCA in 1993 at Michael Reese Medical Center in Chicago.
Voloch graduated from Indiana University with a Bachelor of Science degree in accounting, and he and received his Master of Business Administration degree from Regis University.
Voloch has volunteered with the Rotary Club, as a Cub Scout den leader and with the Multiple Sclerosis Society.
He and his wife, Juli, have three sons and two daughters.
Chief Executive Officer
Wesley Woodlawn Hospital & ER
Tripp Owings is the chief executive officer at Wesley Woodlawn Hospital & ER. He began his career with HCA working in operations project management and decision support analyst roles. He also previously worked as a senior cost accountant with WellStar Health System and as an associate vice president at Morgan Keegan & Company.
Owings graduated from the University of Georgia with a bachelor’s degree in business administration and finance, and he received his master’s degree in business administration from Mississippi State University.
Owings is involved with the development and leadership of the Wichita Young Professionals.
He and his wife, Tijen, have two sons and a daughter.
Chief Operating Officer
Casey Guber is the chief operating officer for the Wesley Healthcare. He began his career with HCA working in facility labor management and providing administrative oversight to several clinics, hospital departments and services lines, including bariatric surgery, radiology and endoscopy. He also previously worked as a consultant for Huron Consulting and Stockamp and Associates.
Guber graduated from the University of Colorado at Boulder, Leeds School of Business with a bachelor’s degree in business administration, and he received his master’s degree in hospital administration from the University of Colorado Denver.
Guber’s community activities have included serving as a volunteer for Meals on Wheels, Kisses for Kyle, Habitat for Humanity, Judy’s House, The Gathering Place, The Hope Fun, Wishes for Wheels and Boots To Suits Mentor. He currently services as a board member for the Wichita American Heart Association and Susan G. Komen Kansas.
Chief Financial Officer
Nicole Castleberry is the chief financial officer for Wesley Heathcare.
Castleberry comes to Wesley after serving as the chief financial officer at HCA’s Lakeview Regional Medical Center in Covington, Louisiana. HCA is Wesley’s parent company. At the 167-bed Lakeview facility, Nicole was responsible for all financial areas including accounting, supply chain, medical records, revenue management, case management and patient access. She also has served as a vice president and controller/market director for finance at Parkridge Health System, and as an accounting manager and senior accountant at Life Care Centers of America, both in Tennessee.
Castleberry graduated from the University of Tennessee with a bachelor’s degree in finance and a master’s degree in business administration.
She and her husband, Chad, have two daughters.
Dr. Francie Ekengren
Chief Medical Officer
Francie Ekengren, MD, is the chief medical officer at Wesley Medical Center, a role she has held since 1999. For more than 20 years, she has also worked as an emergency department physician with Emergency Services, PA.
She is also the president and chief executive officer of Mid-Kansas Wound Specialists, which is based at Wesley.
Dr. Ekengren received her medical education from University of Kansas School of Medicine. She returned to Wichita and completed her medical residency in family practice at Wesley through the University of Kansas School of Medicine-Wichita.
She has received the Kansas Health Ethics Award and HCA Frist Humanitarian Award. She has provided a number of educational presentations to professional and community audiences.
Dr. Ekengren’s community activities have included serving as a volunteer physician at Good Samaritan Clinic, an elder at Grace Presbyterian Church, a medical missionary volunteer in the Dominican Republic and a participant in the Susan G. Komen Race for the Cure as a survivor.
She and her husband, Dr. Hugh Ekengren, have two sons and a daughter.
Chief Nursing Officer
Judith Murphy is the Chief Nursing Officer for Wesley Healthcare.
Murphy came to Wesley from Medical City Alliance in Fort Worth, Texas where she spent the last four years serving as Chief Nursing Officer, overseeing hospital operations related to nursing and also serving as Chief Staffing Officer and Patient Experience Officer.
Murphy has held several other hospital leadership positions, including Chief Nursing Officer at Denton Regional Medical Center in Denton, Texas, Associate Chief Nursing Officer, Executive Development Program Director and Chief Staffing Officer at Medical Center of Lewisville in Lewisville, Texas. Murphy was Director of Women’s Services at Las Colinas Medical Center in Irving, Texas.
Murphy has earned both her Master of Science degree in Nursing Administration and Bachelor of Science degree in Nursing from the University of Texas at Arlington in Arlington, Texas.
In 2008, Murphy received the Frist Humanitarian Award, an award within HCA Healthcare that recognizes individuals that demonstrate a level of commitment and caring that goes beyond everyday kindness.
Active in the community throughout her career, Murphy has worked with March of Dimes, Susan G. Komen and Salvation Army. Murphy has also held a position as board member of the Texas Women’s University Professional Advisory Council.
Judi and her husband, Jason, have six children.
Lowell Ebersole, DO
Associate Chief Medical Officer
Lowell Ebersole is the associate chief medical officer
for Wesley Heathcare.
Ebersole graduated from the Via Christi Family Practice residency program in 2004 and began working as a hospitalist. He worked for Kansas Inpatient Services at several facilities including Wesley Medical Center. He became the medical director of Via Christi’s hospitalist program in 2013, serving as a hospitalist for Via Christi and Sound Physicians through 2018.
He graduated from Bethel College in Newton, Kansas, with a bachelor’s degree in chemistry. He received his doctor of osteopathy from Des Moines University in Des Moines, Iowa.
Jeremy Pauly is the associate administrator of Wesley Medical Center.
Pauly joined Wesley in 1999 as an emergency medical technician. He received his bachelor’s degree in nursing from Wichita State University and transitioned to an emergency room staff nurse in 2000. In 2006, Wesley opened its first freestanding emergency room, Wesley West ER, and Pauly was promoted to manager at that facility. Pauly has served as director of nursing for Wesley’s main emergency room, Wesley Pediatric ER and Wesley West ER. He was promoted to market director of Wesley’s emergency services in 2016 and then associate administrator in 2018.
Jeremy and his wife, Lacy, have a son.
Associate Chief Nursing Officer
Wesley Woodlawn Hospital & ER
Jelinda Gose is the associate chief nursing officer for Wesley Woodlawn Hospital & ER.
Gose began her career with Wesley in the early 2000s, serving for 13 years in a variety of roles from nursing manager of the medical/surgical unit to Woodlawn’s clinical house supervisor. She comes back to Woodlawn from Overland Park Regional Medical Center in Kansas City where she served as the nursing director of their cardiac telemetry unit.
Gose graduated from Southwestern College in Winfield, Kansas with a bachelor’s degree in nursing and is currently pursuing a master’s degree in nursing from MidAmerica Nazarene University in Olathe, Kansas.
Gose enjoys spending time at the lake, going to movies, bowling and playing card games with her family. She and her husband, Kevin, have two daughters.
Associate Chief Nursing Officer
Wesley Medical Center Women’s Services
Wesley Children’s Hospital
Georgette Calma is the associate chief nursing officer for Wesley Medical Center Women’s Services and Wesley Children’s Hospital.
Calma began her nursing career in lactation services at Georgetown Hospital in Georgetown, Texas, and then joined HCA’s North Texas Division hospital system. She continued working in lactation and family education services at Las Colinas Medical Center in Irving, Texas, and Medical Center of Lewisville in Lewisville, Texas, until 2012 when she joined Medical City Denton as their director of women’s services. She led the redesignation of the Magnet Accreditation and led the preceptor and RN internship programs at Denton before serving as Medical City Heathcare’s market director of education – women’s, infant’s and pediatrics service line.
Calma graduated from Concordia University in Austin, Texas, with a bachelor of arts in business management. She received her associate of science in nursing from El Centro College in Dallas, Texas, and her bachelor of science in nursing from the University of Texas at Arlington. Calma completed a masters of science in nursing leadership at Grand Canyon University in Phoenix, Arizona in 2018.
She and her husband, Chris, have a son and two daughters.
Vice President of Human Resources
Jennifer Krier is the vice president of human resources for Wesley Healthcare. She is an experienced human resources professional with more than 10 years of experience in human resources.
Krier graduated from Wichita State University with a bachelor’s degree in human resources management, and she received a master’s degree in human resources development from Webster University in Wichita.
Krier enjoys outdoor activities and is an avid runner. She is a sports fan and loves cheering on the Dallas Cowboys and Wichita State Shockers.
She and her husband, Corey, have two sons and a daughter.
Vice President of Surgical Services
Brian Swallow is the vice president of surgical services for Wesley Healthcare and leads the system’s surgical quality, service and growth initiatives. He is an experienced professional with more than 15 years of experience in management of surgical services.
Swallow graduated from Butler County Community College with an associate degree of nursing, and he received his bachelor’s degree in nursing and his master’s degree in business administration from Southwestern College.
Brian and his wife, Denise, have three children and five grandchildren.
Vice President of Finance
Kellie Williams is the vice president of finance for Wesley Healthcare. Williams comes to Wesley from the Medical Center of Plano/Medical City Frisco, an HCA facility located in Plano, Texas, where she served as the vice president of finance. She has also held the positions of financial controller at Dallas Regional Medical Center in Mesquite, Texas, and assistant controller at Plaza Medical Center of Fort Worth in Texas.
Williams graduated from Midwestern State University with a bachelor’s and master’s degree in business administration.
Williams has previously served as a member of Hope’s Door Financial Council and Hughston Elementary PTA, as well as coached an Upward youth basketball team.
She and her husband, Kent, have two sons.
Vice President of Business Development
James Stepien is the vice president of business development for Wesley Healthcare and works collaboratively across the Wichita market to lead and develop business strategies for services, facilities and operations at Wesley.
Stepien previously served as one of Wesley’s physicians relations and outreach managers, where he was instrumental in signing more than 50 rural Kansas hospitals to affiliation agreements providing partnership opportunities to Wesley Healthcare.
Prior to joining Wesley, Stepien worked as an income development specialist with the Wichita chapter of the American Cancer Society and then as a heart walk director for the Wichita chapter of the American Heart Association.
Stepien graduated from Friends University with a bachelor’s degree in business administration and a master’s degree in healthcare leadership.
Stepien’s community activities have included serving as a volunteer for Wichita’s Child Advocacy Center, March of Dimes, Dream Big Association and Hope Community Church.
He and his wife, Tiffany, have one daughter.
Vice President of Operations
Wesley Woodlawn Hospital & ER
Jason Desai is the vice president of operations for Wesley Woodlawn Hospital & ER
Desai comes to Wesley after serving as the administrative fellow at HCA’s Continental Division office in Denver. As administrative fellow, he managed the division’s hospital growth initiatives and led performance-improvement projects by reviewing and negotiating contracts. Previously in his career, Jason held the position of administrative resident at North Suburban Medical Center in Thornton, Colorado, and various progressing management roles at Swedish Medical Center in Englewood, Colorado. He co-founded the non-profit organization SELF, which collaborates with leaders in Honduras to assist under-developed communities.;
Desai received his bachelor’s degree in biology and a master’s degree in healthcare leadership from the University of Denver.
Vice President of Operations
Wesley Medical Center
John Hoover is the vice president of operations for Wesley Medical Center.
Hoover joined Wesley Medical Center in 2016 to serve as Wesley’s associate administrator. He previously held several hospital leadership positions, including surgical services and emergency services manager at North Suburban Medical Center in Thornton, Colorado, and value optimization coordinator at St. Anthony Hospital in Lakewood, Colorado.
Hoover graduated from the University of Colorado with a bachelor of arts degree in communication, and received his master’s degree in business administration from Regis University, both in Denver, Colorado. He also is a member of the American College of Healthcare Executives.
Hoover’s community activities have included serving as a volunteer for E.C. Tyree Health and Dental Clinic, Komen Race for the Cure, the Leukemia & Lymphoma Society Light the Night walk, and the American Heart Association.
Vice President Quality & Infection Prevention
Wesley Health Care
Sandy Schremmer is the vice president of quality and infection prevention for Wesley Heathcare.
Schremmer began her nursing career at Wesley as a nurse tech in Wesley’s Post-Anesthesia Care Unit (PACU), later worked in Wesley’s Cardiac Intensive Care Unit (CICU), and served as a manager of Wesley’s Ambulatory Surgery Unit (ASU) and Pre-Op clinic. Schremmer than joined Via Christi hospitals serving in a variety of clinical roles from a manager of the medical-surgical and intensive care unit to director of patient safety and quality. She most recently served as a senior consultant and clinical performance partner at Premier, a healthcare management-consulting firm.
Schremmer graduated from Butler Community College in El Dorado, Kansas, with an associate’s degree in nursing and received a bachelor of science in health information management from the University of Kansas in Lawrence. She earned her master’s of business degree in health care leadership from Capella University in Minneapolis, Minnesota. Schremmer is certified in professional health care quality and is a Lean Six Sigma Greenbelt.
She and her husband, Doug, have an adult son and daughter.