John Muir Health is a hospital network headquartered in Walnut Creek, California and serving Contra Costa County, California and surrounding communities. It was formed in 1997 from the merger of John Muir Medical Center and Mount Diablo Medical Center.
John Muir Health includes two of the largest medical centers in Contra Costa County: John Muir Medical Center, Walnut Creek, a medical center that serves as Contra Costa County's only designated trauma center; and John Muir Medical Center, Concord. Together, they are recognized as preeminent centers for neurosciences, orthopedics, cancer care, cardiovascular care and high-risk obstetrics. Other areas of specialty include general surgery, robotic surgery, weight loss surgery, rehabilitation and critical care. Both hospitals are accredited by The Joint Commission, a national surveyor of quality patient care.
John Muir Health also offers complete inpatient and outpatient behavioral health programs and services at its Behavioral Health Center, a fully accredited, 73-bed psychiatric hospital located in Concord.
Since its inception in 1996, the John Muir Physician Network has become one of the largest physician networks in Northern California, with more than 900 primary care and specialty physicians. Physicians associated with the Physician Network belong to either John Muir Medical Group or Muir Medical Group IPA, Inc. The Physician Network owns and operates primary care practices staffed by JMMG physicians in 23 locations from Brentwood to Pleasanton.