About Southwest Medical Center

Cherelle first joined PeaceHealth as the chief administrative officer of PeaceHealth St. John Medical Center in 2017. Her unwavering strategic vision and leadership contributed to notable accomplishments including consecutive achievement of Leapfrog Hospital Safety Grade A, a decrease in serious safety events, and a strengthening of the hospital’s overall finances. Prior to PeaceHealth, Cherelle served as the regional vice president of Mercy Medical Center and the chief executive officer of Hansen Family Hospital in Iowa. Cherelle holds a master’s in social work which is where her extensive healthcare background began, later becoming a marriage and family therapist.

Liz is a registered dietitian with more than 20 years of progressive leadership experience at PeaceHealth.  Liz has served as a leader for hospital and clinic operations and led the development of many new and innovative programs in her time at PeaceHealth.  With experience in program design, quality improvement, and collaborative relationship-centered approach, she has successfully brought community partners together with PeaceHealth for positive outcomes.  In her current position since 2018 her role involves building and maintaining a network of public and private community partnerships with organizations to collaboratively address social determinants of health in both Longview and Vancouver.  Liz has a Bachelor of Science from Oregon State University, a Master of Science in Nutrition from University of Utah and a Master of Business Administration from Western Governors University.

Tracey brings more than 20 years of healthcare finance experience to PeaceHealth, with an exceptional record of leadership success encompassing both finance and operations within integrated health systems. Prior to joining PeaceHealth, Tracey served as the chief financial officer for Providence, St. Mary Medical Center in Apple Valley, California. Tracey earned a bachelor’s degree from the University of Southern California in Los Angeles and is a Certified Public Accountant.

Tanya joined PeaceHealth in 2023, bringing more than two decades of experience to her role with demonstrated success in inspiring teams and optimizing performance through people-focused leadership. She is a trusted visionary leader with a collaborative style that fosters trust and engagement and promotes a patient-centered environment. Previously, Tanya served as Vice President, Chief Nursing Officer for Legacy Mount Hood Medical Center in Gresham, Oregon. Tanya holds a Bachelor of Science in nursing from Linfield Good Samaritan School of Nursing in Portland, a Master of Business Administration from George Fox University in Portland, and a Master of Science in Nursing, from Western Governors University.

Michael Skehan joined PeaceHealth Southwest in 2025 as Chief Operating Officer. With more than 20 years in healthcare, Michael is known for his highly collaborative and interactive leadership style that has successfully led to numerous initiatives to drive growth, improve quality and safety, increase revenue, and reduce operating expenses. Previously Michael held various leadership positions with Intermountain Health, including serving as Chief Operating Officer at St Joseph’s Hospital in Denver where he had direct responsibility for all surgical and procedural services. Michael holds a Bachelor of Arts degree from Wabash College and a Master of Public Administration from University of San Francisco.