This page is general health information, not medical advice. It cannot tell you whether you have an infection. A clinician can, and the testing options on this site are a good place to start.

If you have never had an STD test, the unknown can feel bigger than the test itself. Most visits are short, private and routine. A clinician asks some questions, you give a urine sample, a swab, a blood sample, or a mix of these, and you leave with a plan for getting results.

This guide walks through each step in order. It also explains what an STD panel is and is not, how an STD test for men and an STD test for women can differ, and which Miami clinics offer free or low-cost testing. Testing is a normal part of health care for adults of every gender and orientation.

What you need before you go

You do not need much. Think of this as a short checklist.

A clinic and a time. Some Miami sites take walk-ins and some need an appointment. The sections below name which is which, as far as the clinics publish it.
Your insurance card, if you have one. Several Miami sites accept insurance and also offer sliding fee scales or free testing. Ask the clinic what applies to you.
A list of your medicines and allergies. Include anything you take for HIV prevention, if that applies.
A rough timeline. Be ready to say when you last had sex or a possible exposure, and when you last tested.
Time to spare. Plan on an hour or so, including check-in. Clinics set their own pace, so ask when you call.
Any questions written down. It is easy to forget them once you are in the room.

The clinic can tell you whether it asks for photo ID. If a page does not say, call and ask before you go.

Step-by-step: what happens at an STD test

Step 1: Choose a place and book or walk in

Start by picking a site that fits your schedule and budget. Our guide to where to get tested in Miami and what it costs compares the options side by side.

The Florida Department of Health in Miami-Dade County runs STI clinics at two sites. The Health District Center is at 1350 NW 14th St., Suite 350, Miami, FL 33125. The West Perrine Health Center is at 18255 Homestead Ave., Miami, FL 33157. The health department's STI page lists one scheduling line for both, 305-575-3800, and says to call to schedule an appointment. It does not state a walk-in policy, so call first.

The health department lists Health District Center hours as Monday to Friday, 8 a.m. to 3:30 p.m., closing at noon on the 1st and 3rd Fridays. West Perrine is listed for Tuesday, Thursday and Friday, 8 a.m. to 3:30 p.m., closing at noon on 3rd Fridays. Hours can change, so confirm when you call.

Step 2: Check in and answer the intake questions

At check-in you will fill out forms or answer questions from a nurse or clinician. The questions can feel personal. They have a practical purpose: they help the clinician choose the right tests and the right body sites to sample.

Expect questions like these, and the reasons behind them:

Do you have any symptoms, such as discharge, pain, sores, itching or a rash? Symptoms point toward certain tests. Many infections cause no symptoms at all, so your answer shapes the visit but does not limit it.
When was your last sexual contact, and was it new or ongoing? Timing matters because every test has a window period, the time after an exposure when a test may not yet detect an infection.
What kinds of sex do you have? Vaginal, anal and oral sex can each expose different body sites. The CDC STI Treatment Guidelines (2021) recommend testing at the sites of contact, such as throat, rectum, or genitals, because a urine test alone can miss infections elsewhere.
Do you use condoms or other barriers? This helps the clinician talk through prevention, not judge.
Are you pregnant or planning to be? Some infections affect pregnancy, and testing recommendations differ.
Have you been tested before, and what were the results? Past results help avoid repeating or missing tests.
Are you taking, or interested in, HIV prevention medicine? Clinicians can discuss PrEP, PEP and, per CDC guidance issued in 2024, doxy-PEP, which is a medicine a clinician may prescribe after certain sexual exposures.

You can answer honestly without fear. The clinic's job is to give you accurate care, not to judge.

Step 3: Decide which tests make sense

Next, you and the clinician choose tests. This is where the word panel comes up, so it helps to know what it means.

An STD panel is a group of tests ordered together. There is no single national definition. One clinic's panel may include chlamydia, gonorrhea, syphilis and HIV. Another may add hepatitis B, hepatitis C or trichomoniasis. The Florida Department of Health in Miami-Dade County says its STI clinics offer low or no-cost testing for chlamydia, gonorrhea, syphilis and HIV.

An STD panel is not a test for everything. Herpes and HPV are a good example. The CDC does not recommend routine herpes blood testing for people without symptoms, and there is no approved HPV test to screen for HPV in men. Cervical screening for people with a cervix is a separate test. If a clinic says it offers a "full panel," ask exactly which infections it includes.

Guidelines also shape what gets offered:

The CDC and the U.S. Preventive Services Task Force (USPSTF) recommend chlamydia and gonorrhea screening for sexually active women 24 and younger, and for older women at increased risk.
The CDC recommends at least yearly screening for syphilis, HIV, chlamydia and gonorrhea for men who have sex with men, with sampling at the sites of contact.
The CDC recommends everyone ages 13 to 64 get tested for HIV at least once. The USPSTF recommends screening for people ages 15 to 65.

Your own situation can change the list, so ask the clinician what they suggest and why.

Step 4: Give your samples

Most STD tests use one or more of three sample types. None of them should be more than briefly uncomfortable.

Urine sample. You urinate into a small cup in a private restroom. Urine is commonly used to test for chlamydia and gonorrhea. The clinic may ask you not to urinate for a while beforehand, so follow its instructions.

Swab. A swab is a soft cotton-tip or brush that collects cells or fluid. Depending on your history, it may be taken from the throat, the rectum, the vagina, the cervix or the urethra. In many clinics you can collect a vaginal or rectal swab yourself in private, with instructions. If there is a sore, the clinician may swab it to test for herpes.

Blood sample. A clinician draws a small amount of blood from your arm, or pricks a finger for some rapid tests. Blood tests are used for HIV, syphilis, and hepatitis B and C.

Here is how this often works in practice, depending on the test:

Step 5: Learn how and when results arrive

Before you leave, ask three things. How will I get my results? How long will it take? What happens if something needs follow-up?

Some rapid HIV tests return a result during the visit. Most other tests are sent to a lab, and results come back in days. Clinics may share results by phone, a patient portal, or a follow-up visit. Make sure the clinic has a contact number you will answer. If you are not sure when results are due, call the clinic. Do not assume that no news means a negative result.

Florida law also matters here. Chlamydia, gonorrhea, syphilis and HIV are on the Florida Department of Health list of reportable conditions. That means practitioners and labs send positive results to the health department, as Florida Statutes section 381.0031 requires. This is a public-health process, and your care stays confidential.

Step 6: Plan any follow-up

If a test is positive, the clinician explains next steps. Bacterial STIs such as chlamydia, gonorrhea and syphilis, and trichomoniasis, are curable with treatment from a clinician. HIV and herpes are not curable but are treatable and manageable, and HPV is also not curable, though many HPV infections clear on their own according to the CDC. Treatment is always something a clinician prescribes, based on your test and history.

If you receive a diagnosis, the clinician can also talk about informing partners. Florida's expedited partner therapy law (Florida Statutes section 384.27) lets a clinician provide treatment for a partner in limited situations, described by the CDC, such as when the partner is unlikely to seek care in a timely manner. Ask the clinician whether it applies.

STD test for men and STD test for women: what is different?

Many parts of the visit are the same for everyone. The differences come mostly from anatomy and sexual history, not from gender identity.

An STD test for men often starts with a urine sample for chlamydia and gonorrhea. Throat and rectal swabs are added for men who have oral or anal sex. Blood tests cover HIV and syphilis. A clinician may also examine the genitals if there are symptoms.
An STD test for women often uses a vaginal swab, which the CDC says is a preferred sample for chlamydia and gonorrhea in women. A urine sample is an option too. A pelvic exam is not always required for STI testing, so ask what your visit includes. Trichomoniasis testing may be added. Cervical cancer screening is separate and follows its own schedule.
Transgender and nonbinary people are tested based on the body parts they have and the kinds of sex they have, not on their label. Tell the clinician what is relevant so they sample the right sites.

Pregnancy adds its own rules. Under Florida Administrative Code Rule 64D-3.042, practitioners providing prenatal care must test for chlamydia, gonorrhea, hepatitis B, HIV and syphilis at the first prenatal exam, and again at 28 to 32 weeks. A person may refuse in writing.

What results can and cannot tell you

A negative result may mean no infection was detected at the time of the test. It may also mean the test was taken too early. For HIV, the CDC says a lab blood draw using an antigen/antibody test can detect HIV 18 to 45 days after exposure, a finger-stick antigen/antibody test 18 to 90 days, and an HIV self-test 23 to 90 days. A nucleic acid test can detect HIV 10 to 33 days after exposure. Ask the clinician whether a repeat test is worth planning.

A positive result may point toward an infection, and a clinician may order a second test to confirm it. No test is perfect, so results are always read alongside your history and symptoms. Only a clinician can interpret your results and recommend care.

Tips and common mistakes to avoid

Waiting for symptoms. Many STIs cause none. Testing is the only way to learn what a lab can detect.
Testing too soon after an exposure. Tell the clinician your timeline so they can tell you about window periods.
Assuming a standard panel covers everything. Ask which infections are included and which are not.
Skipping the throat or rectum. If those sites were exposed, say so. A urine test alone may miss infection there.
Using a leftover or old medicine before testing. This can affect results. Tell the clinician about anything you have taken.
Leaving without a results plan. Ask how, when and by whom you will be contacted.
Forgetting your partners. Anyone you have been intimate with may want testing too. A clinician can help you plan that conversation.
Not asking about prevention. A visit is a good time to ask about HPV vaccination, PrEP and condoms.

Miami testing options

Miami has several free and low-cost options. Facts below come from each organization's published pages, so confirm hours and walk-in policies before you go.

Florida Department of Health in Miami-Dade County. Two STI clinics, described above, at 305-575-3800. The department's STI page says testing is low or no cost, and does not publish a fee schedule. The HIV testing line is 786-792-5269. Miami-Dade County residents can also order a free HIV home test kit through the department's HIV Prevention page.
Care Resource, Midtown Miami. 3510 Biscayne Blvd., Miami, FL 33137, 305-576-1234. CDC GetTested lists free HIV and STI tests and says no appointment is required. Care Resource lists testing Monday to Friday, 8:15 a.m. to 4:30 p.m., and a sliding fee scale for people who are uninsured or underinsured. Its Little Havana site at 1800 S.W. 1st Street offers no-cost rapid HIV testing.
Borinquen Medical Centers. 3601 Federal Hwy, Miami, FL 33137, 305-576-6611. CDC GetTested lists HIV and STI tests as free with no appointment required, and notes that it accepts insurance, Medicaid and Medicare.
Jessie Trice Community Health System. 5361 NW 22nd Ave, Miami, FL 33147, 305-637-6400. CDC GetTested lists a sliding scale, no appointment required, and HIV, chlamydia and gonorrhea tests.
University of Miami Rapid Access Wellness Clinic. 1120 NW 14th St, Miami, FL 33136, 305-243-2584. CDC GetTested lists free HIV and STI tests and says an appointment is required.
Pridelines, Miami Beach. 1130 Washington Ave, First Floor, Miami Beach, FL 33139, 305-571-9601. Pridelines describes its HIV testing as free and confidential. This site is in Miami Beach, not the City of Miami.

Language services are not listed on most of these pages. If you prefer to receive care in Spanish, Haitian Creole or another language, ask when you call. You can also find more sites through the CDC GetTested locator.

If you are under 18, Florida Statutes section 384.30 lets a minor consent to examination and treatment for sexually transmissible diseases, with no minimum age. The law also says a minor's STD care is confidential, including that it may not be disclosed by billing a parent or guardian.

Why testing matters in Miami

FLHealthCHARTS, from the Florida Department of Health, reports the following 2025 rates per 100,000 people in Miami-Dade County: 471.5 for chlamydia, 250.5 for gonorrhea, and 23.7 for new HIV diagnoses. The statewide rates were 410.8, 156.5 and 15.0. Those numbers are one reason regular testing is a routine part of health care here. They are not a reason for fear.

Your next step

Pick one clinic from the list above and call to ask about hours, walk-ins, cost and languages. If you would like more options, use the CDC GetTested locator at gettested.cdc.gov. A test is a quick, private way to get information about your health, and a clinician can help with whatever comes next.

What Happens at an STD Test: A Step-by-Step Guide for Miami