Home › Washington › Columbia Basin Health Association
Columbia Basin Health Association – Wahluke Clinic
STD/STI testing location in Mattawa, Washington.
Verify with the clinic before visiting. Hours, services, fees and appointment rules change. Call ahead to confirm. This directory is for information only and is not medical advice. In an emergency, call 911.
Address: 601 Government Way, Mattawa, WA 99349
Get directions
Phone: (509) 932-3535
Tests listed
- Chlamydia Test
- Conventional HIV Test
- Gonorrhea Test
- Herpes Test
- Syphilis Test
- TB Test
Cost and payment
Free Mpox Vaccine, Medicaid Accepted, Sliding Scale, Medicare Accepted, Fee, Insurance Accepted.
Hours
| Monday | 8:00am – 6:00pm |
| Tuesday | 8:00am – 6:00pm |
| Wednesday | 8:00am – 6:00pm |
| Thursday | 8:00am – 6:00pm |
| Friday | 8:00am – 6:00pm |
Appointment required: Yes
Other services
STI treatment.
Languages: English, Spanish
Type: Federally Qualified Health Center (FQHC)
Source: CDC NPIN listing. Last updated by source: 2026-09-26. Page built 2026-11-03.
Other testing sites nearby
Mattawa Community Medical Clinic
210 Government Rd, Mattawa, WA 99349 · (509) 932-4499
Sliding scaleChlamydiaGonorrheaSyphilisHIVHepatitis CHepatitis B
Mon 9:00am – 6:00pm; Tue 9:00am – 6:00pm; Wed 9:00am – 6:00pm; Thu 9:00am – 6:00pm; Fri 9:00am – 6:00pm; Sat 10:00am – 2:00pm