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In-home sample collection may be available in your area for purchase through Quest Mobile™

When scheduling an appointment online, use your zip code (not city name) for best results. After entering your zip code, a Quest Mobile option will appear if it’s available for purchase in your area. Let’s check

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Lab testing, laboratory and office locations around the world

Quest Diagnostics has headquarters in the U.S. and operations in India, Ireland, and Mexico. Our products and services are used by customers in over 130 countries. We also collaborate with many international diagnostic laboratories, hospitals and clinics to help improve human health around the world.

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US Facilities & Operations International Facilities & Operations

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Quest Diagnostics - New Port Richey

4741 US Highway 19,

New Port Richey, FL 34652

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0.5 mi away

Monday: 5:30 am-3:00 pm
Tuesday: 5:30 am-3:00 pm
Wednesday: 5:30 am-3:00 pm
Thursday: 5:30 am-3:00 pm
Friday: 5:30 am-3:00 pm
Saturday: 5:30 am-11:00 am
Sunday: Closed
Quest Diagnostics - Trinity

10710 Sr 54,

Suite 109

Trinity, FL 34655

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5.92 mi away

Monday: 6:00 am-3:00 pm
Tuesday: 6:00 am-3:00 pm
Wednesday: 6:00 am-3:00 pm
Thursday: 6:00 am-3:00 pm
Friday: 6:00 am-3:00 pm
Saturday: 6:30 am-11:30 am
Sunday: Closed
Quest Diagnostics - Tarpon Springs

707-1073 South Pinellas Ave,

Unit 749

Tarpon Springs, FL 34689

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6.67 mi away

Monday: 5:30 am-2:30 pm
Tuesday: 5:30 am-2:30 pm
Wednesday: 5:30 am-2:30 pm
Thursday: 5:30 am-2:30 pm
Friday: 5:30 am-2:30 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Hudson

7459 State Road 52,

Hudson, FL 34667

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7.11 mi away

Monday: 5:30 am-2:30 pm
Tuesday: 5:30 am-2:30 pm
Wednesday: 5:30 am-2:30 pm
Thursday: 5:30 am-2:30 pm
Friday: 5:30 am-2:30 pm
Saturday: 5:30 am-11:00 am
Sunday: Closed

Our focus on your safety

Our safety precautions help ensure your confidence and comfort while visiting our Patient Service Centers to get the testing you need, today and every day.

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