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Quest Diagnostics

Lab Testing at Quest Diagnostics - Inside Country Club Hills Walmart

Quest Diagnostics Patient Service Center in Country Club Hills, IL 60478.

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Address

4005 167th St
Country Club Hills, IL 60478
Cook County

Hours

Monday7:30 AM – 4:00 PM
Tuesday7:30 AM – 4:00 PM
Wednesday7:30 AM – 4:00 PM
Thursday7:30 AM – 4:00 PM
Friday7:30 AM – 4:00 PM
Saturday7:30 AM – 2:00 PM
SundayClosed

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About this location

Quest Diagnostics Patient Service Center. 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.