Executive Leadership

Susan Mullaney

President, Kaiser Foundation Health Plan of Washington

Susan MullaneySusan Mullaney is the president of Kaiser Foundation Health Plan of Washington. In this role, she leads the nonprofit health plan, providing high-quality affordable health care to approximately 651,000 members in Northwest, Central and Eastern Washington, Coastal and Olympic regions, and Puget Sound. She led the integration for the acquisition of Group Health Cooperative and its subsidiaries. On February 1, 2017, Kaiser Permanente officially acquired Group Health. The new Washington Region is Kaiser Permanente's eighth region.

Prior to the acquisition of Group Health, she served as chief operating officer for the Kaiser Permanente Northwest Region. From 2013 to 2015, she served as vice president of hospital operations for Kaiser Permanente in Oregon and Washington, where she was accountable for operations at two hospitals, and its networks and ambulatory surgery centers.

Mullaney began her career at Kaiser Permanente in 2008 as a hospital administrator at the Sunnyside Medical Center near Portland, Oregon. In 2009, she oversaw expansion of the facility and the opening of the Kaiser Permanente Center for Heart and Vascular Care, which has scored in the top 12 to 15 percent of all U.S. heart centers and has earned a three-star rating - the highest possible - for quality from the Society of Thoracic Surgeons. The hospital has continued to receive this rating each year. Mullaney also oversaw the opening of Kaiser Permanente Westside Medical Center in 2013, one of Kaiser Permanente's two hospitals in Oregon. The facility is the organization's first to earn Gold LEED certification for energy efficiency and environmentally friendly design.

Before joining Kaiser Permanente, Mullaney served in several leadership positions, including corporate vice president, Strategic Service Lines and Regional Surgical Services, as well as vice president of Hospital Operations and Cardiovascular, Surgical Services Lines at Fairview Health Services, a seven-hospital system based in Minneapolis. Before that, she was director of Provider Relations and Contracting at Vivius, Inc., a venture capital-funded start-up. Mullaney worked extensively with Specialty Care Services at the University of Minnesota and Fairview Health Services.

She served on the board of directors at the American Heart Association and the Oregon Hospital Association, where she served as chairman of the board in her final year.

Mullaney received a master's degree in Health Care Policy and Management from the University of Massachusetts, Amherst, and a bachelor's degree from Eastern Connecticut State University. She is a member of the American College of Healthcare Executives and represents Kaiser Permanente at the International Federation of Health Plans' Executive Development Programme, which includes a respected cohort of global health care leaders.

Stephen Tarnoff, MD

President and executive medical director,
Washington Permanente Medical Group

Stephen Tarnoff, MD

Stephen Tarnoff, MD, serves as president and executive medical director of the Washington Permanente Medical Group, leading and advocating for the nationally recognized 1,100-member multispecialty group. The medical experts of the Washington Permanente Medical Group practice in 25 Kaiser Permanente medical centers and in partner hospitals across the state.

Dr. Tarnoff practiced as a family physician for more than 25 years, and has gone on to hold numerous leadership positions within the organization, including chief of Central Region Primary Care, chief of Consultative Specialty Care Services, medical director for Care Delivery, medical director for Medicare and Medicaid, and medical director for the organization’s contracted network in Western Washington.

Over his career, his responsibilities have included strategy and business development, Medicare plan quality, revenue cycle management, documentation and coding, health plan product development, community relations and health public policy issues. Currently, Dr. Tarnoff is responsible for overseeing the care of more than 650,000 Kaiser Permanente Washington members.

Dr. Tarnoff's professional life has been devoted to improving the clinical and service performance and operational efficiencies of our integrated care delivery system. His leadership roles have emphasized creating a culture that focuses on continuous quality improvement, a better care experience, and the efficient and appropriate use of medical resources. He has twice been elected to the WPMG board of directors and his contributions toward improving patient care have been recognized with a Lifetime Achievement Award by the Washington Permanente Medical Group.

He graduated from the University of California, Berkeley and the Keck School of Medicine of the University of Southern California, and completed his residency in Family Medicine at the University of Washington. He completed a fellowship in Medical Education and Health Policy at the Association of American Medical Colleges. He is board certified in Family Medicine and a member of the Washington Academy of Family Physicians and the Washington State Medical Association.

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