DOT Drug Testing, Specimen Collection & Pre-Employment Screening in Donna, TX
DOHO WELLNESS CLINIC
In-Clinic & Mobile • By Appointment Only
DOHO WELLNESS CLINIC helps drivers, job seekers and employers across the Rio Grande Valley get drug testing and physicals done quickly and correctly. Visit our Donna clinic or have us come to your workplace — always by appointment, so there is no waiting room.
Book Online Now Call or text: 956-338-2875
Drug & Alcohol Testing Services
- DOT Drug Testing & Urine Specimen Collection — for CDL drivers and DOT-regulated employers: pre-employment, random, post-accident, reasonable suspicion, return-to-duty and follow-up tests.
- Non-DOT Drug & Alcohol Testing — for any employer or individual who needs a workplace or personal test.
- Pre-Employment Drug Screens — fast collections so new hires can start sooner.
- On-Site Mobile Collections for Employers — we come to your business, yard or job site within 40 miles of Donna.

Physicals
- DOT Physicals for commercial drivers (CDL).
- Non-DOT and Pre-Employment Physicals for new hires, schools and workplaces.
Why Employers & Drivers Choose Us
- Led by a board-certified Family Nurse Practitioner
- By appointment only — no long waits
- Clinic visits in Donna or mobile service at your location
- Serving Donna, Weslaco, McAllen, Pharr, Edinburg, Mission, Harlingen, Mercedes, Alamo and San Juan
Where & When
Clinic: 522 N Main St, Suite 1, Donna, TX 78537
Hours: Monday–Friday, 8 AM–8 PM — by appointment only
Mobile: within 40 miles of Donna; travel is free up to 7 miles, then $0.70 per mile.
$25 Booking Fee: A $25 booking fee is required to reserve every appointment. It is applied toward your total at the end of your appointment.
Book Your Test or Physical
Book online and pick your time, or call/text 956-338-2875. Employers: text us to set up testing for your team.