John Muir Health
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Thank you for choosing John Muir Health for your surgery. To help you prepare for your hospital stay with us, we have included some key documents listing what items to bring and not bring for your stay, and information about our admitting services.

Please call the campus specific Pre-Admission phone numbers listed below to make a Pre-Op appointment approximately 1-4 days before your surgery. At this appointment the proper medical health history will be taken along with any other necessary labs. When arriving for this appointment please bring:

John Muir Medical Center, Walnut Creek Campus

Pre-Admission Clinic
(925) 941-4058
Monday - Friday 8:30am - 5:00pm
Closed on Holidays
133 La Casa Via, Garden Level of Garage
Walnut Creek, CA 94598

John Muir Medical Center, Concord Campus

Pre Admission for In-Patient Admissions
(925) 674-2467
Monday - Friday 7:30am - 4:00pm
Closed on Holidays
2540 East Street
Concord, CA 94520

Short Stay Unit Out-Patient Surgery
(925) 674-2467
Monday - Friday 7:30am - 9:00pm
Closed on Holidays
2540 East Street
Concord, CA 94520


For a detailed list of instructions and what to expect on the day of your surgery, click here.

If you are a participant in a clinical research study and are coming to John Muir Health for a research-related procedure, please call the following phone number prior to your arrival to assure you are properly prepared for your visit.

Clinical Research

(925) 674-2580
Monday - Friday 8:00am - 4:30 pm
Closed on Holidays

If you are interested in learning more about the clinical research studies available at John Muir Health, please click here.