Quest Diagnostics

Lab Testing at White Glove Testing

Quest partner location in La Plata, MD 20646.

Partner Location

This location is part of Quest's partner network. Services and availability may differ from a standard Quest Patient Service Center. Please call 301-744-0460 before visiting to confirm they accept your lab order.

Order Lab Tests Online

Browse All Tests

Note: tests available at this location depend on its services. Confirm by calling before visiting.

Address

403 Charles St Suite 3
La Plata, MD 20646
Charles County

301-744-0460

Hours

Monday	9:00 AM – 5:00 PM
Tuesday	9:00 AM – 5:00 PM
Wednesday	9:00 AM – 5:00 PM
Thursday	9:00 AM – 5:00 PM
Friday	9:00 AM – 5:00 PM
Saturday	Closed
Sunday	Closed

Nearby alternatives

Quest Diagnostics - Inside Laplata Safeway Store
40 Shining Willow Way, La Plata, MD 20646
0.9 mi
LabCorp La Plata
15 Shining Willow Way, La Plata, MD 20646
1 mi
Biotrendz Laboratory & Screening Svcs, Llc
85 High St Ste 7, Waldorf, MD 20602
6.7 mi
Quest Diagnostics - Waldorf Cambridge Professional Building
3460 Old Washington Rd Suite 104, Waldorf, MD 20602
6.9 mi
LabCorp Waldorf
3500 Old Washington Rd Ste 104, Waldorf, MD 20602
6.9 mi

About this location

Quest partner location. 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.