Quest Diagnostics
Lab Testing at Quest Diagnostics - Seguin - Employer Drug Testing Not Offered
Quest Diagnostics Patient Service Center in Seguin, TX 78155.
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Address
519 N King St Suite 102Seguin, TX 78155
Guadalupe County
Hours
| Monday | 6:00 AM – 12:00, 13:00 |
| Tuesday | 6:00 AM – 12:00, 13:00 |
| Wednesday | 6:00 AM – 12:00, 13:00 |
| Thursday | 6:00 AM – 12:00, 13:00 |
| Friday | 6:00 AM – 12:00, 13:00 |
| Saturday | Closed |
| Sunday | Closed |
Nearby alternatives
- Guadalupe Regional Medical Center1215 E Court St, Seguin, TX 781550.2 mi
- Grmc Urgent Care Lab1215 E Court St, Seguin, TX 781550.4 mi
- Carenow - Seguin1347 E Court St, Seguin, TX 781550.5 mi
- Reditesting - Seguin210 N River St, Seguin, TX 781550.9 mi
- Fastest Labs Of Seguin2071a W Kingsbury St, Seguin, TX 781553.6 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.