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Laboratory Services in Sonora

Comprehensive testing with prompt results

Laboratory testing is essential to providing high-quality patient care. The results from lab tests allow physicians to detect disease earlier, plan appropriate treatments and monitor results.

Our laboratory is a full-service laboratory that uses state-of-the-art equipment to provide excellent test results. A wide variety of tests are performed on-site. We offer lab tests from routine lipid and cholesterol screenings to the most technologically advanced tests.

Our staff is highly trained and licensed and certified in California. They provide the highest quality testing service quickly, conveniently and cost effectively.

The laboratory is accredited by The Joint Commission and is also licensed by the state of California. The laboratory is certified under the Clinical Laboratory Improvement Amendments of 1988 (CLIA) program.


We have several locations to serve you and convenient hours to meet your needs.

Lab draw services can be found at:

Health Pavilion and Diana J. White Cancer Institute — 2nd floor900 Mono Way, Sonora
Temporarily unavailable – please use Professional Center location

Main Hospital Campus, Professional Center — 2nd floor
900 Greenley Road, Sonora
7 a.m. to 4 p.m., Monday through Friday, please check in by 3:45 p.m.

Angels Camp Rapid Care
23 North Main Street, Angels Camp
8 a.m. to 4 p.m., Monday through Friday, please check in by 3 p.m.

Arnold Family Medical Office
2037 Highway 4, Arnold
By appointment — call (209) 795-1270

Groveland Family Medical Office
18661 Highway 120, Groveland
By appointment — call (209) 962-7121

If fasting is required, please abstain from food or drink (water only) for 12 hours prior to testing.


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    9 locations found