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Mercy-GoHealth Urgent Care – Saint Charles
STD/STI testing location in St. Charles, 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: 2031 Zumbehl Rd, St. Charles, MO 63303
Get directions
Phone: (636) 206-2690
Website: https://www.gohealthuc.com/mercy-st-louis/locations/st-charles
Tests listed
- Chlamydia Test
- Gonorrhea Test
- Hepatitis A Test
- Hepatitis B Test
- Hepatitis C Test
- Herpes Test
- TB Test
Cost and payment
Medicaid Accepted, Fee, Insurance Accepted.
Hours
| Monday | 8:00am – 8:00pm |
| Tuesday | 8:00am – 8:00pm |
| Wednesday | 8:00am – 8:00pm |
| Thursday | 8:00am – 8:00pm |
| Friday | 8:00am – 8:00pm |
| Saturday | 9:00am – 5:00pm |
| Sunday | 9:00am – 5:00pm |
Appointment required: No (walk-ins may be accepted)
Other services
STI treatment.
Languages: English, Interpretation Services Available for Non-English Languages
Type: Clinic
Source: CDC NPIN listing. Last updated by source: 2026-08-03. Page built 2026-11-03.