LabCorp
Lab Testing at LabCorp Washington
LabCorp Patient Service Center in Washington, DC 20036.
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Address
1133 21st St NwWashington, DC 20036
District of Columbia County
Hours
| Monday | 7:30 AM – 4:30 PM |
| Tuesday | 7:30 AM – 4:30 PM |
| Wednesday | 7:30 AM – 4:30 PM |
| Thursday | 7:30 AM – 4:30 PM |
| Friday | 7:30 AM – 4:30 PM |
| Saturday | Closed |
| Sunday | Closed |
Nearby alternatives
- Quest Diagnostics - 2021 K Street2021 K St Nw Suite 620, Washington, DC 200060.1 mi
- LabCorp Washington2021 K St Nw Ste 725, Washington, DC 200060.1 mi
- LabCorp Washington1145 19th St Nw Ste 601, Washington, DC 200360.2 mi
- LabCorp Washington2150 Pennsylvania Ave Nw, Washington, DC 200370.2 mi
- LabCorp Washington2233 Wisconsin Ave Nw Ste 425, Washington, DC 200071.7 mi
About this location
LabCorp Patient Service Center. LabCorp is one of the largest clinical laboratory networks in the United States, offering diagnostic testing services for patients, physicians, hospitals, and employers.
Listing last updated 2026-05-19.