Quest Diagnostics

Lab Testing at Quest Diagnostics - Montclair

Quest Diagnostics Patient Service Center in Montclair, NJ 07042.

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Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

49 Claremont Ave
Montclair, NJ 07042
Essex County

973-744-5500

Hours

Monday	7:00 AM – 3:30 PM
Tuesday	7:00 AM – 3:30 PM
Wednesday	7:00 AM – 3:30 PM
Thursday	7:00 AM – 3:30 PM
Friday	7:00 AM – 3:30 PM
Saturday	7:30 AM – 12:00 PM
Sunday	Closed

Nearby alternatives

LabCorp Montclair
1 Greenwood Ave Ste 102, Montclair, NJ 07042
0.3 mi
Citymd - Bloomfield
667 Bloomfield Ave, Bloomfield, NJ 07003
1.2 mi
Afc Urgent Care - Bloomfield
220 Bloomfield Ave, Bloomfield, NJ 07003
2.3 mi
Ahs Bloomfield
135 Bloomfield Ave, Bloomfield, NJ 07003
2.5 mi
LabCorp Orange
85 S Jefferson St Ste 4, Orange, NJ 07050
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.