About John Muir Health
John Muir Health is a nationally recognized, not-for-profit health care organization east of San Francisco serving patients in Contra Costa, Alameda, and southern Solano Counties. It includes a network of more than 1,000 primary care and specialty physicians, 6,400 employees, medical centers in Concord and Walnut Creek, including Contra Costa County’s only trauma center, and an Acute Psychiatric Hospital. John Muir Health also has partnerships with UCSF Health, Tenet Healthcare/San Ramon Regional Medical Center, Stanford Children's Health, Carbon Health and Optum. The health system offers a full-range of medical services, including primary care, outpatient, and imaging services, and is widely recognized as a leader in many specialties – neurosciences, orthopedic, cancer, cardiovascular, trauma, emergency, pediatrics, and high-risk obstetrics care.
We are committed to caring for all members of our community regardless of their insurance and ability to pay. John Muir Health is the largest provider of Medi-Cal hospital services in Contra Costa County. Our payor mix is now between 70%-75% Medicare and Medi-Cal and rising as the population ages. Collectively, John Muir Health provided more than $600 million in uncompensated care to Medicare and Medi-Cal patients in 2024.