John Muir Health
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Dedicated to World-Class Quality and Service

MuirLab, the laboratory outreach program of John Muir Health, is a community-based laboratory committed to providing the highest quality laboratory services to our customers through accurate and timely lab testing.

Started in 1994, MuirLab is a full-service laboratory offering comprehensive testing performed on state-of-the-art equipment to the medical community of the East Bay and throughout 13 counties.

Testing is performed 24 hours per day / 7 days a week for both in-patients and out-patients, providing a continuum of care for our customers whether in the hospital or visiting a MuirLab facility off campus.