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Quest Diagnostics

Lab Testing at Fallbrook Hospital - Questselect Members Only

QuestSelect / Members Only — access restricted in Fallbrook, CA 92028.

Restricted Access. Verify eligibility before visiting.

This is a QuestSelect program location. Walk-in access is restricted to QuestSelect members through participating employers or health plans. If you are not enrolled in QuestSelect, this location is unlikely to accept your lab order. Consider Quest Diagnostics - Fallbrook East Elder Street - Employer Drug Testing Not Offered (0.2 miles away) instead. We display this address for completeness. Please verify access by calling 760-728-1191 before visiting.

Looking for a publicly accessible location?

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Or see Quest Diagnostics - Fallbrook East Elder Street - Employer Drug Testing Not Offered (0.2 miles away) for walk-in testing.

Address

407 Potter Suite E
Fallbrook, CA 92028
San Diego County

Hours

Monday7:00 AM – 3:30 PM
Tuesday7:00 AM – 3:30 PM
Wednesday7:00 AM – 3:30 PM
Thursday7:00 AM – 3:30 PM
FridayClosed
SaturdayClosed
SundayClosed

Nearby alternatives

About this location

QuestSelect / Members Only — access restricted. Quest Diagnostics operates one of the largest networks of clinical laboratories in the United States, offering a wide range of diagnostic tests for patients, physicians, and employers.

Listing last updated 2026-04-25.