Edit modeEditing page
Shops

Quest Diagnostics

● Open Diagnostic services
Address
889 Harrison Ave Fl 1
Hours
Phone
+16317277727
Website
http://www.questdiagnostics.com/home.html
Status
Open
Address
889 Harrison Ave Fl 1 · 11901
Get directions
N
This placeNearby
Riverhead · approx. location
What it is
Health Care › Outpatient Care Facility › Diagnostics Imaging Or Lab Service › Doctors Office
Laboratory Testing

About Quest Diagnostics

Quest Diagnostics Incorporated is an American clinical laboratory. A Fortune 500 company, Quest operates in the United States, Puerto Rico, Mexico, and Brazil. Quest also maintains collaborative agreements with various hospitals and clinics across the globe.

Neighbor reviews

Reviews

Sign in to leave a review.

Nearby places

More shops in Riverhead

See all →

Some place details from Overture Maps

You’re browsing

Riverhead

New York · NY · Suffolk County
View town boundary →
Township / city / CDP overlaps possible.
Loading boundary…

Riverhead is your selected town. The feed includes posts assigned to this town, not a distance radius or ZIP code.

Neighborhoods narrow the feed further, while townwide announcements, events, and issues remain visible.

Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/15 · 2025-01-01