MuirLab

5003 Commercial Circle
Concord, CA. 94520

Client Services:

(925) 692-5600 or toll free: 1-800-677-4525
Client Service is available to our clients 24 hours a day, seven days a week, including Holidays.

Billing Services:

General billing: (925) 692-5605
Pathology & Patient Service Center billing: (925) 692-5958
Skilled Nursing Facility billing: (925) 692-5957

The billing office is open from 7:00 AM to 4:00 PM Monday through Friday.

Our Fax Numbers:

MuirLab Client Fax: (925) 692-5974
Standing Orders Fax: (925) 692-5972

John Muir Medical Center, Walnut Creek Campus

1601 Ygnacio Valley Rd.
Walnut Creek, CA. 94598

Clinical Laboratory: (925) 947-3335
Blood Bank: (925) 947-5371
Pathology: (925) 947-5390

John Muir Medical Center, Concord Campus

2540 East Street
Concord, CA 94520

Clinical Laboratory: (925) 674-2184
Blood Bank: (925) 674-2177
Microbiology: (925) 674-2178
Pathology: (925) 674-2171