Quest Diagnostics

Lab Testing at Quest Diagnostics - Westfield

Quest Diagnostics Patient Service Center in Westfield, NJ 07090.

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Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

189 Elm St Lower Level
Westfield, NJ 07090
Union County

908-232-1295

Hours

Monday	7:00 AM – 12:00, 13:00
Tuesday	7:00 AM – 12:00, 13:00
Wednesday	7:00 AM – 12:00, 13:00
Thursday	7:00 AM – 12:00, 13:00
Friday	7:00 AM – 12:00, 13:00
Saturday	7:30 AM – 12:00 PM
Sunday	Closed

Nearby alternatives

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Ahs Springfield
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Citymd - Clark
1255 Raritan Rd, Clark, NJ 07066
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Citymd - Watchung
1640 Us Highway 22, Watchung, NJ 07069
3.2 mi

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.