John Muir Health’s Concord and Walnut Creek Medical Centers have again been ranked very highly by U.S. News & World Report in its 2023/2024 list of America's Best Hospitals. The Walnut Creek Medical Center has a nationally ranked service for the 17th straight year. In the latest rankings, Diabetes & Endocrinology (#37), Obstetrics & Gynecology (#24), and Pulmonology & Lung Surgery (#37) all achieved national rankings. The medical centers were also rated as high performing in several specialties -- Gastroenterology & GI Surgery, Geriatrics, , Orthopedics, and Urology. In addition, the two medical centers were rated as high performing in a number of adult procedures and conditions, including Aortic Valve Surgery, Back Surgery (Spinal Fusion), Chronic Obstructive Pulmonary Disorder (COPD), Colon Cancer Surgery, Diabetes, Heart Attack, Heart Bypass Surgery, Heart Failure, Hip Fracture, Hip Replacement, Kidney Failure, Knee Replacement, Leukemia, Lymphoma & Myeloma, Lung Cancer Surgery, Ovarian Cancer Surgery, Pneumonia, Prostate Cancer Surgery, Stroke, and Transcatheter Aortic Valve Replacement (TAVR). Walnut Creek and Concord were also designated as Best Regional Hospitals, ranked #2 and #3 in the SF Metro Area and #9 and #18 in the state, respectively.