Oregon Regional Executive Team

Members of the PeaceHealth Oregon Executive Team embrace a leadership model fully rooted in our Mission and Values and in our heritage as a Catholic health care ministry.

This model guides our leaders in every aspect of their work and oversight responsibilities. It challenges us to relentlessly pursue improvements in patient outcomes and service to patients and families while awakening joy, meaning and purpose in the human spirit.

Mary Kingston, RN, FACHE

Chief Executive, PeaceHealth Oregon 

Mary Kingston, RN, FACHE is chief executive of the PeaceHealth Oregon network

Born and raised in Chicago, Mary is a seasoned healthcare leader with 30 years of wide ranging executive experience - with more than 10 years dedicated to leadership in Catholic healthcare. Most recently, Mary served as chief executive of two acute care hospitals with Providence St. Joseph Health in California. In this role, she netted significant impacts in the areas of growth, integration and population health; physician relations; quality; engagement, and financial stability.

Mary holds a Lean Black Belt Certification and is a fellow in the American College of Healthcare Executives.

Mary and her husband Robert, a retired emergency department physician, were drawn to Lane County by the heart and spirit of those who call Lane County home. In her free time, Mary loves to participate in yoga, walking, gardening, reading, traveling, camping, and watching LA Kings hockey and Chicago Cubs baseball. Spending time together with family and friends is a high priority in her life as well.

Gary Kemske

Chief Financial Officer, PeaceHealth Oregon

Gary Kemske is Chief Financial Officer for PeaceHealth Oregon. Before arriving in Oregon in 2017, Gary most recently held the role of Vice President of Finance and Chief Finance Officer at Adventist Health Feather River Hospital in Paradise, Calif.

In his free time, Gary enjoys listening to music, writing songs and playing guitar. He and his wife, Darlene, are passionate about renovating houses and exploring the city of Eugene. Gary also is an avid hiker and cyclist.

Gary received his bachelor's degree in accounting from the University of Delaware and his master of business administration from Wilmington College, both in Delaware.

Robert Blake

Chief Operating Officer, PeaceHealth Sacred Heart Medical Center campuses, University District and RiverBend

Robert Blake, RN, is Chief Operating Officer for PeaceHealth Sacred Heart Medical Center at RiverBend and University District. Prior to his arrival at PeaceHealth in 2017, Robert served as Vice President & Chief Operations Officers for Memorial Hermann Southwest Hospital in Houston, Texas.

Robert is reveling in the bounty the Pacific Northwest has to offer with his partner of 30 years, Wade Cox. An avid gardener and “wannabe farmer,” Robert did consider a career in horticulture. Robert enjoys singing and playing the piano, visiting open-air markets, and attending theater and concert performances.

Robert received a bachelor's degree in nursing from Houston Baptist University, a master's degree in psychiatric nursing form Texas Women's University, a master of business administration degree from the University of Houston and a master of divinity degree from Houston Graduate School of Divinity, all in Houston. Robert is currently working on his doctorate in nursing science.


David Duffey, DO

Vice President/Medical Director. PeaceHealth Medical Group, Oregon Network

David S. Duffey, DO, is vice president/medical director for PeaceHealth Medical Group’s Oregon Network.

He started his career as a pediatrician in Holland, Mich., and since has held a variety of leadership positions that have included medical director of Principal Health PHO; division chief of pediatric hospitalists and director of Pediatric Informatics at Helen Devos Children’s Hospital/Spectrum Health; and chair/medical director of Quality, Safety and Clinical Innovation at Spectrum Health Medical Group. Most recently, Dr. Duffey served as executive vice president, chief medical officer at Metro Health in Wyoming, Mich.

Throughout his career, Dr. Duffey has been a driving force for excellence in the areas of quality and safety, including earning Top 1—CareChex rating in overall medical quality for Metro Health Hospital.

He received his Doctor of Osteopathy from Des Moines University and completed his pediatric residency at Michigan State University, College of Osteopathic Medicine/EW Sparrow Hospital.

Dr. Duffey and his wife Sandy enjoy living in the Pacific Northwest, traveling and spending time with their children.


Brad Wakefield, MBA 

Vice President of Operations, PeaceHealth Medical Group, Oregon Network

Brad Wakefield, MBA, is vice president of operations for PeaceHealth Medical Group’s Oregon Network. He has more than 25 years of progressively responsible roles leading health-care organizations to success in our rapidly changing environment. Most recently, Brad served as chief executive officer for The Corvallis Clinic in Oregon, a multispecialty group with more than 130 providers. While there, Brad implemented a longer-term strategic planning process and helped the Clinic receive regional recognition as a top Medicare Advantage provider. Brad earned his Master’s in Business Administration from the University of Minnesota and a Bachelor’s Degree in Business from Brigham Young University in Provo, Utah. He is a certified medical practice executive with the American College of Medical Practice Executives.

In his spare time, Brad enjoys spending time with his wife Kristie and their children. Brad loves to cycle, cook and work outside.

Chief Nursing Officer

Heather Wall, RN

Chief Nursing Officer, PeaceHealth Sacred Heart Medical Center at RiverBend

Heather Wall is chief nursing officer for PeaceHealth Sacred Heart Medical Center at RiverBend. As a long-time Lane County resident, Heather has a strong commitment to the community. Heather has been part of the PeaceHealth family since 2004, most recently serving as senior director of Nursing at RiverBend. She also has served as director of nursing for the Medical/Surgical service line, director of operations for the Gamma Knife Center, nurse manager of orthopedics and neurology, and started her career as a neurology nurse at PeaceHealth Sacred Heart Medical Center, University District.

A Junction City resident, Heather enjoys spending her free time with her husband Lee and their three children Joseph, Lauren and Andrew. She is an avid sports fan, and loves to cheer on the University of Oregon Ducks. She also enjoys yoga, baking, the outdoors and spending time with her extended family.

Ben Farber,

Chief Nursing Officer, PeaceHealth Sacred Heart Medical Center, University District

Ben Farber, RN, is Chief Nursing Officer at PeaceHealth Sacred Heart Medical Center, University District. Prior to his arrival at PeaceHealth, Ben served as Senior Director of Patient Care Services at Mercy Hospital in Bakersfield, Calif., where he also was Nurse Manager of Medical/Surgical/Telemetry, Director of Medical/Surgical/Telemetry and Director of Patient Care Services.

Ben is a classically trained pianist and violist, and also enjoys quilting, music, running and cooking. Ben serves on the board of the HIV Alliance as its president-elect and chair of the development committee.

Ben earned his bachelor's degree in nursing and his master's degree in nursing from California State University in Bakersfield, Ca., and then his doctorate from Rush University in Chicago. Ben is additionally certified as a Clinical Nurse Leader, in Executive Nursing Practice and is Nurse Executive Advanced-Board certified.

Tim Herrmann

Chief Administrative Officer, PeaceHealth Cottage Grove Community Medical Center and Interim Chief Administrative Officer, PeaceHealth Sacred Heart Medical Center, University District

Tim Herrmann's tenure with PeaceHealth spans back to 1988, when he served as Trauma Program Coordinator at Sacred Heart Medical Center in Eugene. He continued his PeaceHealth journey by taking on roles such as Manager of Sacred Heart's Emergency and Trauma Services, Administrator of Cottage Grove Community Hospital and his current role in 2014 as Chief Administrative Officer.

When Tim is out of the office, he and his wife, Pam, enjoy the arts and hold season tickets to the Eugene Symphony. Tim also fishes, hikes, builds fine-scale models and flies radio-controlled airplanes.

Tim graduated from University of Portland with a bachelor's degree in 1982. He earned a master of business administration degree in 2003 from Northwest Christian University in Eugene.

Jason Hawkins

Chief Administrative Officer, PeaceHealth Peace Harbor Medical Center

Jason Hawkins is Peace Harbor Medical Center’s (PHMC) Chief Administrative Officer (CAO). A career spent in the rural healthcare setting, Jason came to PeaceHealth from Fulton County Medical Center in McConnellsburg, Pa., where he most recently served as president and chief executive officer.

A Huntingdon, Pa., native, Jason holds a bachelor’s degree in accounting and master’s degree in business administration. Jason chaired the Hospital Association of Pennsylvania’s Small Rural Health Council and served on the American Hospital Association’s Small and Rural Governing Council representing the Pennsylvania and New York regions. He served as treasurer of the Pennsylvania Mountains Healthcare Alliance.

On a personal note, Jason his wife DeAnn enjoy spending time outside, hiking, boating and fishing. You also might spot him at local high school sporting events or perhaps a college basketball game. Jason is very excited to live in and serve the Florence community as the PHMC CAO and volunteering in various civic organizations.

Marie Stehmer,

Senior Director of Human Resources, PeaceHealth Oregon

Marie Stehmer is PeaceHealth Oregon's Senior Director of Human Resources.

Marie came to PeaceHealth from Banner Health Network in Phoenix, Ariz., where she served as Chief Human Resources Officer and Human Resources Consultant. Marie lived in the Phoenix area for 27 years after growing up in Anchorage, Alaska.

Now that she's in the Pacific Northwest, Marie's goals include exploring the vast array of Oregon wineries and hiking opportunities, while also fulfilling her love of quilting and reading.

Marie is a Senior Professional in Human Resources and holds Just Culture Certification and Certification in Healthcare Human Resources. She holds a master of business administration degree from Grand Canyon University in Phoenix.

John Holmes,

Director of Mission and Ethics, PeaceHealth Oregon

John Holmes serves as Director of Mission and Ethics for PeaceHealth Oregon after he successfully established the program. John additionally assumes responsibility of the Patient Family Guest House and the Clinical Pastoral Education program for Oregon Network. He holds both a PhD and MA, and trained for four years under mentorship of Rev. Father John Tuohey. He is a Clinical Bioethicist and Mission Leader and serves on the University of Oregon Institutional Review Board, is a courtesy Assistant Professor in the UO Philosophy department, and a board member for Catholic Community Services.

John met his wife and mother of three, Christine, when he transplanted to Oregon from the Midwest in the late 90s. John loves the outdoors, and recently climbed Mt. Shasta. He regularly hooks into 18+ trout on many northwest rivers – catch and release!

John graduated from the Ministry Leadership Center's three-year Catholic Health Care Leader formation program in 2016.

Marcy Marshall,

Director Strategic Communication & Engagement, PeaceHealth Oregon

Marcy Marshall serves as Director of Strategic Communications & Engagement for PeaceHealth Oregon.

Marcy comes to PeaceHealth from the nonprofit Geisinger Health System in Pennsylvania, where she served as director of employee communications, as well as director of clinical enterprise communications. Prior to Geisinger, Marcy was a long-time editor for newspapers in Pennsylvania and New Jersey.

Marcy, her husband, James, and their two children love life in the Pacific Northwest, especially the food scene and boundless outdoor opportunities. Living in Track Town USA is like coming home for Marcy, as she grew up immersed in the world of running, including working for her family's newspaper, Runner's Gazette (America's First Running Newspaper). Marcy continues to fulfill her love of running and spending time with her family.