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STD Testing in Arnold, Missouri

3 STD and HIV testing locations in Arnold, including 1 that list free testing.

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.

Jefferson County Health Department – Arnold Office

1818 Lonedell Rd, Arnold, MO 63010 · (636) 797-3837
Free testing listedSliding scaleChlamydiaGonorrheaSyphilisHerpesHIVRapid HIVHepatitis CHepatitis B
Mon 8:00am – 5:30pm; Tue 8:00am – 5:30pm; Wed 8:00am – 5:30pm; Thu 8:00am – 5:30pm

Mercy – Mercy Clinic Primary Care Richardson Sq

3619 Richardson Sq, Ste 170, Arnold, MO 63010 · (636) 717-6776
Sliding scaleChlamydiaGonorrheaSyphilisHerpesHIVRapid HIVHepatitis CHepatitis B
Mon 8:00am – 4:30pm; Tue 8:00am – 4:30pm; Wed 8:00am – 6:30pm; Thu 8:00am – 4:30pm; Fri 8:00am – 4:00pm

Mercy – Mercy Clinic Primary Care Water Tower Pl

1237 Water Tower Pl, Arnold, MO 63010 · (636) 282-9899
Sliding scaleChlamydiaGonorrheaSyphilisHerpesHIVRapid HIVHepatitis CHepatitis B
Mon 8:00am – 4:00pm; Tue 8:00am – 4:00pm; Wed 8:00am – 4:00pm; Thu 8:00am – 4:00pm; Fri 8:00am – 4:00pm

Community health centers in Arnold

These federally funded health centers (HRSA) offer primary care, usually on a sliding fee scale. Their STD testing services are not confirmed in our data. Call to confirm STD testing.

Compass Health - Arnold

849 Jeffco Blvd, Arnold, MO 63010 · (636) 287-0440
Compass Health, INC · Community health center (HRSA). Call to confirm STD testing.

Compass Health, Inc.

1845 Jeffco Blvd, Arnold, MO 63010 · (844) 853-8937
Compass Health, INC · Community health center (HRSA). Call to confirm STD testing.

Compass Health, Inc.

148 Richardson Xing, Arnold, MO 63010 · (844) 853-8937
Compass Health, INC · Community health center (HRSA). Call to confirm STD testing.

Frequently asked questions

Where can I get STD testing in Arnold, MO?

This page lists 3 STD/HIV testing locations in Arnold, MO from the CDC NPIN directory, plus 3 community health centers that may offer testing. Call ahead to confirm services and hours.

Is there free STD testing in Arnold, MO?

1 of the 3 listed locations say they offer free STI and/or HIV testing. Eligibility can depend on age, income or residency. Many health departments and community health centers also use sliding-scale fees.

Do I need an appointment?

1 locations here say no appointment is required. Others may need an appointment. Call before you go.

Can I get a rapid HIV test?

3 locations here list rapid HIV testing, which usually gives results during the same visit.

Which tests should I ask for?

Common tests include chlamydia, gonorrhea, syphilis, HIV and sometimes herpes or hepatitis. Which ones you need depends on your situation, so a clinician can help you decide. CDC recommends everyone ages 13 to 64 get tested for HIV at least once.

Is STD testing confidential?

Health care providers must keep your health information private. Some public health clinics offer anonymous HIV testing. Ask the clinic about their privacy policy.

Data: CDC NPIN and HRSA. Page built 2026-11-03.