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Quest Diagnostics

Lab Testing at Quest Diagnostics Ma Llc - 154 East Main - Employer Drug Testing Not Offered

Quest Diagnostics Patient Service Center in Westborough, MA 01581.

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Address

154 E Main St
Westborough, MA 01581
Worcester County

Hours

Monday7:30 AM – 12:30, 13:30
Tuesday7:30 AM – 12:30, 13:30
Wednesday7:30 AM – 12:30, 13:30
Thursday7:30 AM – 12:30, 13:30
Friday7:30 AM – 12:30, 13:30
SaturdayClosed
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.