Labs in California

Compare verified cash prices, ratings, and hours at labs in California — then book your appointment online in minutes.

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Top-Rated Labs in California

Ranked by patient rating and review volume.

Prime Drug Testing LLC

5.0 (397 reviews)
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Hybrid Battery Lab

5.0 (51 reviews)
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Foundation Laboratory

5.0 (35 reviews)
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All Locations in California

1350 South Eliseo Drive Lab

Lab 4.0 (2 reviews)
Hours vary

3 Medical Plaza Lab

Lab 4.3 (155 reviews)
Hours vary

Abid Diagnostics

Lab 5.0 (1 review)
Hours vary

Academic Family Medicine Center

Lab 2.7 (75 reviews)
Hours vary

ADAS-Lab

Lab 5.0 (1 review)
Hours vary

Apostle Diagnostics

Lab 4.8 (208 reviews)
Hours vary

ARCpoint Labs of Pleasanton

Lab 4.7 (165 reviews)
Hours vary

ARCpoint Labs of Roseville-Rocklin

Lab 4.9 (1,686 reviews)
Hours vary

Ashley Clinical Diagnostic Lab

Lab 2.8 (9 reviews)
Hours vary

Auburn Sierra Lab

Lab 4.4 (38 reviews)
Hours vary

Barton Laboratory

Lab 2.0 (8 reviews)
Hours vary

C-DAT Testing Services

Lab 4.7 (102 reviews)
Hours vary

California Sleep Solutions

Lab 2.4 (11 reviews)
Hours vary

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Frequently Asked Questions

How do I book an appointment at a clinic in California?

Choose a clinic, select Book Now, and request an appointment time online. The clinic reviews your request and you receive a confirmation once your time is accepted — no phone calls required to get started.

Can I pay cash instead of using insurance?

Yes. The prices shown here are self-pay (cash) rates published by the clinics, and you can book as a self-pay patient. For many routine services, the cash rate is simpler — and sometimes lower — than going through insurance.

Which labs in California are rated highest by patients?

Based on patient ratings and review volume, highly rated options include Prime Drug Testing LLC (5.0 stars), Hybrid Battery Lab (5.0 stars), Foundation Laboratory (5.0 stars). Every listing shows its rating and review count so you can compare.

Find Labs in California

Expected Health lists labs across California with verified hours, services, and published cash prices — compare your options side by side and request an appointment online in minutes.

Browse the locations on this page or use our search tool to find the facility that best meets your needs.

All Cities in California

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