Laboratory Services

When you have a health concern, detailed and reliable test results help you and your physician make the best possible treatment decisions. St. Helena Diagnostic Laboratory Services partners with your health care providers to give you the critical information you need.

Our lab is equipped with advanced instruments that enable rapid and accurate analysis of clinical and pathology tests. Fully accredited by The Joint Commission, our skilled team of medical technologists possesses the knowledge and experience to ensure the accurate test results every time.

Napa Valley Outpatient Lab Hours: 7 A.M.- 6 P.M. every day, 365 days a year

To learn more, please call us at 707.963.6483.