Quest Diagnostics
Lab Testing at Any Lab Test Now - Castle Rock
Independent direct-to-consumer lab using Quest network in Castle Rock, CO 80108.
Independent Lab Using Quest Network
This is an independent direct-to-consumer lab facility using the Quest Diagnostics network. Services may vary from a standard Quest Patient Service Center.
Order Lab Tests for Collection at This Location
Browse All TestsPopular tests at this location:
Address
5646 Allen Way Ste 126Castle Rock, CO 80108
Douglas County
Hours
| Monday | 7:30 AM – 3:30 PM |
| Tuesday | 7:30 AM – 3:30 PM |
| Wednesday | 7:30 AM – 3:30 PM |
| Thursday | 7:30 AM – 3:30 PM |
| Friday | 7:30 AM – 3:30 PM |
| Saturday | 9:00 AM – 12:00 PM |
| Sunday | Closed |
Nearby alternatives
- LabCorp Castle Rock14 E Allen St, Castle Rock, CO 801080.1 mi
- Uchealth - Castle Rock4404 Barranca Ln, Castle Rock, CO 801040.7 mi
- Afc Urgent Care - Castle Rock5700 New Abbey Ln, Castle Rock, CO 801080.9 mi
- LabCorp Castle Rock2352 Meadows Blvd Suite 220a, Castle Rock, CO 801091.5 mi
- Onpoint Uc - Castle Rock1151 Aloha St Ste 200, Castle Rock, CO 801083.1 mi
About this location
Independent direct-to-consumer lab using Quest network. 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.