Lab Testing at Canton - Potsdam Hospital Lab - Questselect Members Only
QuestSelect / Members Only — access restricted in Potsdam, NY 13676.
Restricted Access. Verify eligibility before visiting.
This is a QuestSelect program location. Walk-in access is restricted to QuestSelect members through participating employers or health plans. If you are not enrolled in QuestSelect, this location is unlikely to accept your lab order. Consider LabCorp Watertown (66.1 miles away) instead. We display this address for completeness. Please verify access by calling 315-265-3300 before visiting.
Looking for a publicly accessible location?
Browse All TestsOr see LabCorp Watertown (66.1 miles away) for walk-in testing.
Address
50 Leroy StPotsdam, NY 13676
St. Lawrence County
Hours
| Monday | 7:00 AM – 6:00 PM |
| Tuesday | 7:00 AM – 6:00 PM |
| Wednesday | 7:00 AM – 6:00 PM |
| Thursday | 7:00 AM – 6:00 PM |
| Friday | 7:00 AM – 6:00 PM |
| Saturday | Closed |
| Sunday | Closed |
Nearby alternatives
- Mountain Medical Svcs - Saranac Lake354 Broadway, Saranac Lake, NY 1298347.7 mi
- Mountain Medical Svcs - Lake Placid1927 Saranac Ave Ste 100, Lake Placid, NY 1294654.6 mi
- Encompass Workplace Testing - Watertown22734 Murrock Cir, Watertown, NY 1360165.3 mi
- Lewis County General Hospital7785 N State St, Lowville, NY 1336766 mi
- LabCorp Watertown20053 Summit View Blvd Ste 100, Watertown, NY 1360166.1 mi
About this location
QuestSelect / Members Only — access restricted. 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.