Mercy – Mercy Clinic Primary Care Fenton
STD/STI testing location in Fenton, Missouri.
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: 1203 Smizer Mill Rd, Ste 105, Fenton, MO 63026
Get directions
Phone: (636) 717-1350
Website: https://www.mercy.net/
Tests listed
- Chlamydia Test
- Conventional HIV Test
- Gonorrhea Test
- Hepatitis A Test
- Hepatitis B Test
- Hepatitis C Test
- Herpes Test
- Rapid HIV Test
- Syphilis Test
- TB Test
Cost and payment
Donations Accepted, Medicaid Accepted, Sliding Scale, Medicare Accepted, Fee, Insurance Accepted.
Hours
| Monday | 8:00am – 4:30pm |
| Tuesday | 8:00am – 4:30pm |
| Wednesday | 8:00am – 4:30pm |
| Thursday | 8:00am – 4:30pm |
| Friday | 8:00am – 4:30pm |
Appointment required: Yes
Other services
STI treatment.
Languages: English
Type: Community Based Organization
Source: CDC NPIN listing. Last updated by source: 2025-12-23. Page built 2026-11-03.
Other testing sites nearby
Mercy-GoHealth Urgent Care – Fenton
676 Gravois Bluffs Blvd, Ste A1, Fenton, MO 63026 · (636) 492-2245
ChlamydiaGonorrheaHerpesHepatitis CHepatitis B
Mon 8:00am – 8:00pm; Tue 8:00am – 8:00pm; Wed 8:00am – 8:00pm; Thu 8:00am – 8:00pm; Fri 8:00am – 8:00pm; Sat 9:00am – 5:00pm; Sun 9:00am – 5:00pm