Quest Diagnostics

Lab Testing at Quest Diagnostics - Commack

Quest Diagnostics Patient Service Center in Commack, NY 11725.

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Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

2171 Jericho Tpke Ste 102
Commack, NY 11725
Suffolk County

516-677-7721

Hours

Monday	6:00 AM – 3:30 PM
Tuesday	6:00 AM – 3:30 PM
Wednesday	6:00 AM – 3:30 PM
Thursday	6:00 AM – 3:30 PM
Friday	6:00 AM – 3:30 PM
Saturday	7:00 AM – 12:00 PM
Sunday	Closed

Nearby alternatives

Citymd Of Commack
6500 Jericho Tpke, Commack, NY 11725
0.4 mi
LabCorp Commack
2171 Jericho Tpke Ste 200, Commack, NY 11725
1.4 mi
Citymd Of Smithtown
519 W Jericho Tpke, Smithtown, NY 11787
3.8 mi
Quest Diagnostics - Hauppauge
490 Wheeler Rd Ste 190, Hauppauge, NY 11788
4 mi
Citymd Of Hauppauge
812 Wheeler Rd, Hauppauge, NY 11788
4.3 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.