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El Rio Health – Center of Opportunity
STD/STI testing location in Tucson, Arizona.
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: 4550 S Palo Verde Rd, Tucson, AZ 85714
Get directions
Phone: (520) 670-3909
Tests listed
- Chlamydia Test
- Conventional HIV Test
- Gonorrhea Test
- Hepatitis C Test
- Syphilis Test
Cost and payment
Medicaid Accepted, Sliding Scale, Medicare Accepted, Fee, Insurance Accepted.
Hours
| Monday | 8:00am – 5:00pm |
| Tuesday | 8:00am – 5:00pm |
| Wednesday | 8:00am – 5:00pm |
| Thursday | 8:00am – 5:00pm |
| Friday | 8:00am – 5:00pm |
| Saturday | 8:00am – 5:00pm |
Appointment required: Yes
Other services
STI treatment, PrEP (HIV prevention medicine).
Languages: English, Spanish
Type: Federally Qualified Health Center (FQHC)
Source: CDC NPIN listing. Last updated by source: 2026-09-28. Page built 2026-11-03.
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