Quest Diagnostics

Lab Testing at Quest Diagnostics - Seaford

Quest Diagnostics Patient Service Center in Seaford, NY 11783.

Order Lab Tests for Collection at This Location

Browse All Tests

Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

850 Hicksville Rd Ste 114
Seaford, NY 11783
Nassau County

516-677-7716

Hours

Monday	6:00 AM – 2:30 PM
Tuesday	6:00 AM – 2:30 PM
Wednesday	6:00 AM – 2:30 PM
Thursday	6:00 AM – 2:30 PM
Friday	6:00 AM – 2:30 PM
Saturday	Closed
Sunday	Closed

Nearby alternatives

Quest Diagnostics - Bethpage
4276 Hempstead Tpke, Bethpage, NY 11714
1.3 mi
LabCorp Wantagh
1228 Wantagh Ave Ste 104, Wantagh, NY 11793
1.6 mi
Citymd Of Levittown
3276 Hempstead Tpke, Levittown, NY 11756
2.1 mi
LabCorp Massapequa
4360 Sunrise Hwy, Massapequa, NY 11758
2.2 mi
Citymd Of Massapequa
4410 Sunrise Hwy, Massapequa, NY 11758
2.3 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.