President and CEO
John Muir Health
Cal Knight joined John Muir Health as President and Chief Executive Officer (CEO) in April 2011. Cal is a goal oriented advocate for the Mission and Vision of John Muir Health and has helped the organization advance important elements of the Vision, including development of a highly innovative outpatient services model and a streamlined board and governance structure. As CEO, Cal has worked to create successful partnerships with other health systems and has led the organization through the transformation of its information technology platform (including installation of Epic, a comprehensive Electronic Medical Record). Cal came to John Muir Health after 16 years at Swedish Health Services in Seattle, Washington where he most recently served as President and Chief Operating Officer.
At Swedish, Cal was responsible for all operations across the health system, including its five hospital campuses and multiple ambulatory care sites. Cal was a key leader and strategist in building a multi-specialty physician organization and in the development of highly-regarded service lines in Orthopedics, Cancer, Cardiovascular, Neurosciences, Women & Infants, and Pediatrics. Swedish Health Services, which has 1,492 hospital beds is one of the leading health care systems in the Pacific Northwest and has been widely recognized for quality, innovation and service.
Prior to Swedish Health Services, Cal worked at SafeCare Health Services and then at OrNda Healthcare where he served as a Regional Operations Executive, responsible for hospitals and other healthcare businesses in several states. Cal began his health administration career at National Medical Enterprises where he served as a community hospital CEO in California and then in Florida.
He holds Master's degrees in Health Administration and Business Administration from the University of Iowa, as well as a Master’s degree and a Bachelor's degree from Western Washington University.
Executive Vice President and President, Hospital Operations – Walnut Creek & Concord Campuses and John Muir Behavioral Health
Jane oversees the operations of John Muir Health’s two acute care medical centers located in Walnut Creek (554-licensed beds) and Concord (244-licensed beds), and a third facility for Behavioral Health services (73-licensed beds) also located in Concord, serving Contra Costa and Solano counties. Combined, the three facilities have net revenues of $1.3 billion, 3,686 FTEs, and 32,620 discharges. Her responsibilities also include overseeing strategic service lines, medical staff relations, and accountability for completion of major expansion projects at all three facilities.
In addition to these responsibilities, Jane serves as Governing Board Co-Chair of the highly successful Children’s Specialty Services Partnership, a joint venture with Stanford Children’s Health/Lucile Packard Children’s Hospital. She also serves as a member of the John Muir Health Executive Operations Council, which makes key decisions and sets the strategic direction for the health system. In addition, she recently oversaw the $300M implementation and rollout of the Epic© electronic medical records system throughout John Muir Health.
Before assuming her new position, Jane served as President and Chief Administrative Officer of the Walnut Creek Medical Center for 10 years. Under her leadership, the medical center achieved numerous quality recognitions, including being named as one of America’s and the region’s top hospitals by U.S. News and World Report with a nationally ranked service(s) for 11 consecutive years. The medical center was also named by Healthgrades as one of America’s 50 Best Hospitals from 2014-2017 and achieved the Distinguished Hospital Award for Clinical Excellence (top 5% nationally for clinical excellence) for seven consecutive years. The Walnut Creek Medical Center also achieved Magnet® recognition status for excellence in nursing services and quality nursing care in 2008 and re-designation in 2013.
Prior to joining John Muir Health in 2006 as President and Chief Administrative Officer of the Walnut Creek Medical Center, Ms. Willemsen served as Executive Vice President and Chief Operating Officer at Queen of the Valley Medical Center in Napa, California. She also worked at the Rehabilitation Institute of Chicago as Vice President of Nursing and Allied Health and Assistant Director of Nursing. She received a Bachelor of Science degree in Nursing from the University of Iowa, and a Master of Management degree from the Kellogg Graduate School of Management at Northwestern University.
Executive Vice President & Chief Transformation Officer
Mike Thomas is Executive Vice President and Chief Transformation Officer. In this role, Mike is responsible for change management initiatives and strategies including, but not limited to, developing care management infrastructure, information technology and risk analytics capabilities. Mike is also responsible for pursuing alignment strategies with independent physician partners and external continuum partners.
In addition, Mike serves as Chair of the health system’s Executive Operations Council, which has responsibility for quality, safety, patient experience, employee and physician engagement, workforce development, care coordination, expense management and budget development, capital, and performance improvement.
Prior to his current role, Mike served as President and Chief Administrative Officer of John Muir Health’s Concord Medical Center, a 245-bed general acute facility and the health system’s Behavioral Health Center, a 73-bed psychiatric inpatient and outpatient facility. In his role, Mike was responsible for the clinical, operational, strategic and financial operations of both campuses.
Under his leadership, the Concord Medical Center was consistently recognized by U.S. News & World Report as one of the top hospitals in the San Francisco Bay Area. The Concord Medical Center also achieved Magnet® recognition status for excellence in nursing services and quality nursing care in 2010 and re-designation in 2015.
Prior to joining John Muir Health, Mike served as Executive Officer of VHA West Coast. Before that, he was the Chief Strategic Development Officer for UCSF Medical Center and UCSF Children’s Hospital, in San Francisco.
Mike received his Master of Business Administration from the Wharton School of the University of Pennsylvania, and a Bachelor of Arts in Economics from Claremont McKenna College.
John Muir Health is committed to compensation principles and policies that are fair, reasonable, competitive, and in keeping with government regulations and sound corporate governance practices. Find out more about our compensation philosophy and practice