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STD Testing in Williamsville, MO: Free, Same-Day & Confidential

Wayne County records about 46 syphilis cases per 100,000 residents. Whether you're testing before a new relationship or as part of ongoing care in Williamsville, Missouri, you can choose between clinics and private labs, weighing insurance billing or flat self-pay prices.

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  • Backed by CDC, CMS & Census data
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STD testing near Williamsville, MO

7 testing options are listed for Williamsville, MO. The nearest, Missouri Highlands Health Care - Greenville, is about 11.8 miles away. Compare community and public clinics, private labs, and at-home kits below.

How to read these listings

Listings tagged Community health center are federally funded health centers and rural clinics that treat everyone regardless of insurance or ability to pay: required to bill on a sliding fee scale and provide confidential care, and in many states minors may consent to their own STI testing. A Title X tag flags centers funded for confidential family-planning services; confirm current participation when you call.

Source: CMS FQHC & Rural Health Clinic enrollment files (data.cms.gov), refreshed quarterly. Title X status reflects the latest OPA grantee list.

Community health center 11.8 miles

Missouri Highlands Health Care - Greenville

Where these reviews come from

Review sources

  • Google7
  • EasySTD1
Rated 2.4 out of 5 from 8 reviews

Missouri Highlands Health Care in Greenville welcomes patients without an appointment, making it straightforward to walk in for STI screening on your schedule. Federally qualified standing ties fees to a sliding income scale, and a single visit can cover syphilis, gonorrhea, and chlamydia testing.

Sliding-scale
Address
135 Main Street, Greenville, MO 63944
Website
Best for free testing 11.9 miles

Wayne County Health Center

No ratings yet

Wayne County Health Center in Greenville runs STI care through a county public health framework, offering gonorrhea, chlamydia, syphilis, and HIV testing by appointment, with same-visit treatment for bacterial infections, HPV and hepatitis vaccines, and all testing provided free of charge.

Read full overview Show less

Zero Cost Is the Actual Policy Here

Plenty of clinics advertise sliding-scale fees as their answer to cost, Wayne County Health Center charges nothing for any service it provides. Donations are accepted, Medicaid is welcome, but the bill for someone who walks in with neither is the same: zero.

Hepatitis C Is on the Panel, Not an Add-On

Gonorrhea, chlamydia, syphilis, and HIV are the baseline nearly everywhere. Wayne County Health Center adds hepatitis C to that list as a routine part of testing. Getting a complete picture of blood-borne and sexually transmitted infections doesn't require a separate appointment or a separate facility.

Tests & treats Sliding-scale
Address
115 Hickory Street, Greenville, MO 63944
Booking
Appointment required
Opening hours
  • Monday 8:00 AM – 4:30 PM
  • Tuesday 8:00 AM – 4:30 PM
  • Wednesday 8:00 AM – 4:30 PM
  • Thursday 8:00 AM – 4:30 PM
  • Friday 8:00 AM – 4:30 PM
  • Saturday Closed
  • Sunday Closed
Website
Community health center 14.1 miles

Poplar Bluff Regional Medical Center

Where these reviews come from

Review sources

  • Google2,884
  • EasySTD5
Rated 4.2 out of 5 from 2889 reviews

Poplar Bluff Regional Medical Center, in Poplar Bluff, carries federal qualification as a community health center, which means its STI screening (syphilis, gonorrhea, and chlamydia) is offered on a sliding-scale fee schedule tied to each patient's income, keeping testing financially within reach regardless of coverage.

Sliding-scale
Address
3100 Oak Grove Road, Poplar Bluff, MO 63901
Website

Free tool · not a clinic

When can I test? Exposure-window calculator

Testing too soon can miss an infection. Enter the date of possible exposure to see the earliest a test can reliably detect each STI.

Detection windows for every STI
Infection Earliest reliable test Conclusive after
Chlamydia 7 days after exposure 14 days after exposure
Gonorrhea 7 days after exposure 14 days after exposure
Trichomoniasis 7 days after exposure 28 days after exposure
HIV (NAT / RNA) 10 days after exposure 33 days after exposure
HIV (4th-gen Ag/Ab) 18 days after exposure 45 days after exposure
HIV (antibody) 21 days after exposure 84 days after exposure
Syphilis 21 days after exposure 42 days after exposure
Hepatitis B 21 days after exposure 42 days after exposure
Hepatitis C 56 days after exposure 77 days after exposure
Herpes (HSV) 28 days after exposure 112 days after exposure

Guidance only, confirm timing with a clinician. A negative result before the conclusive date may need a repeat test.

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What matters most to you?

What will it cost? Estimate your STD test

Typical out-of-pocket ranges by option, actual cost depends on which tests you need.

  • Public / community clinic

    Free HIV testing is common

    $0–$25
  • Private lab (self-pay)

    Never billed to insurance

    $24–$200
  • At-home kit

    Mailed to your door, private

    From $49
  • Doctor / urgent care

    Often $0 preventive with insurance

    $0–$50 copay

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More ways to get tested in Williamsville, MO

Beyond the dedicated testing centers above: at-home kits by mail, hospital labs certified for STI testing, local clinicians who can order a panel during a regular visit, pharmacies for self-test kits and prescriptions, and online PrEP & treatment.

At-home STD testing in Williamsville, MO

The nearest testing center is about 12 miles away; if you'd rather skip the trip, an at-home kit ships to Williamsville, you collect the sample privately, and mail it back to a CLIA-certified lab. Results come online in days, with a clinician available if anything is positive. Same labs as a clinic, no waiting room, and you can read how accurate at-home STD tests are before you order.

Want a free option first? The CDC-supported TakeMeHome (opens in a new tab) program mails free at-home HIV self-test kits, and, in many areas, free STI kits, to your door, with no insurance or payment needed. The paid kits below add broader panels and faster turnaround.

Every kit uses CLIA-certified labs. At-home testing is for screening; a reactive result should be confirmed and treated by a clinician. Prices and panels shown are illustrative and change often, confirm current details on the provider's site.

Other CLIA-certified labs near Williamsville, MO

Beyond the public testing sites above, these federally certified (CLIA) labs serve Wayne County, each lab's town is shown on its card below. Many test through a doctor's order or by appointment rather than walk-in, so call ahead to confirm STD/STI testing and availability before visiting.

  • Saint Francis Clinic Piedmont

    420 Piedmont Avenue, Piedmont, MO 63957

    CMS-certified lab

    • STD testing

Source: CMS CLIA registry (Provider of Services), Q1 2026. Federal public records: active CLIA-certified laboratories near Williamsville. A CLIA certificate records only that a laboratory is federally certified — it does not confirm the site performs STD testing, nor its hours, price or access. Inclusion is not an endorsement; always call to verify.

Clinicians near Williamsville, MO who may help arrange STD testing

Beyond dedicated clinics, 46 primary-care, OB-GYN, infectious-disease and other clinicians have a CMS practice record within 30 miles of Williamsville. They may be able to evaluate symptoms or order a confidential STD panel during a regular visit, and 1 offer telehealth.

These are registry-listed clinicians, not dedicated STD-testing clinics. CMS records do not independently verify current licensure, testing services, availability, price, or new-patient status. Confirm each detail before booking. Source: CMS Doctors & Clinicians.

Pharmacies near Williamsville, MO

No pharmacy near Williamsville, MO publishes an STD-related service or holds a current CLIA testing certificate, so these are simply the closest. Contact a location directly to confirm counter hours, services, prices, and availability before visiting.

  • Parkland Pharmacy

    12 mi
    Rx pickupCondoms / EC
  • Walmart Pharmacy 14 mi
    Rx pickupAt-home STI kitsHPV & Hep B vaccinesCondoms / EC
  • Town & Country Pharmacy

    14 mi
    Rx pickupCondoms / EC
  • Piedmont Family Pharmacy

    14 mi
    Rx pickupCondoms / EC
  • Toney Drug & Wellness

    14 mi
    Rx pickupCondoms / EC

Showing the 5 closest pharmacies to Williamsville, MO.

Directory records identify nearby pharmacies. Service, stock, price, and hours information is shown only when supported by current location-specific evidence.

PrEP, prevention & online treatment

Testing is one step. For residents of Williamsville, telehealth covers the rest: HIV-prevention medication (PrEP) and DoxyPEP to lower future risk, and discreet online treatment if a result comes back positive. All prescribed by licensed U.S. clinicians.

Pricing varies by insurance and changes often, confirm on the provider's site. These services are not a substitute for emergency care.

STDs & HIV in Wayne County: the local picture

How reported STI rates in Wayne County, the county that includes Williamsville, compare with Missouri and U.S. averages, based on the most recent 2023 surveillance data. An estimated ~23% of residents are aged 15–34 (ACS), the age group with the highest reported chlamydia and gonorrhea rates nationally.

#88 of 115 Missouri counties for chlamydia, a higher rate than 23% of the state

Reported STD rates per 100,000, Wayne County vs Missouri vs U.S.

Wayne County Missouri U.S. ▲▼ = Wayne County vs the state average
Infection Wayne County Missouri United States
Chlamydia
157.2 17 cases ▼ 68%
498.6 492.2
Gonorrhea
18.5 2 cases ▼ 91%
201.9 179.5
Syphilis (P&S)
46.2 5 cases ▲ 115%
21.5 15.8
Syphilis (early)
18.5 2 cases ▲ 49%
12.4 16
Syphilis (late/unknown)
83.2 9 cases ▲ 146%
33.8 29.5

Rates per 100,000 population, 2023. Source: CDC NCHHSTP AtlasPlus (county, state & U.S., all-ages basis). Population figures: U.S. Census Bureau ACS. These figures are the latest available surveillance estimates. Bars are scaled to the highest rate shown.

Reading these numbers: reported case rates only count infections that were actually tested for and diagnosed, so they track local screening effort as much as true spread: a higher rate can reflect more testing, a lower one less. Either way, most STIs cause no symptoms, so treat the figures above as context rather than a verdict, and test on the CDC's schedule regardless of how your area looks.

Reported STD rates in Wayne County over time (per 100,000)

Chlamydia ▲ 21% vs 2022
Chlamydia Gonorrhea Syphilis (P&S)
0 125 250 2020202120222023

Between 2020 and 2023 in Wayne County, chlamydia has fallen from 209.6 to 157.2 per 100,000 (25%), gonorrhea has fallen from 145.8 to 18.5 per 100,000 (87%), and P&S syphilis has risen from 18.3 to 46.2 per 100,000 (152%).

The 2020 dip reflects reduced pandemic-era screening, not lower transmission. Source: CDC NCHHSTP AtlasPlus (county, state & U.S., all-ages basis).

Community health context

What shapes testing access in and around Williamsville, MO

Adults uninsured
8.8%
No routine checkup
20.7%
No transportation
8.3%
Binge drinking
14.9%
Frequent mental distress
17.9%
Depression
25.5%
Below poverty line
12.6%
Primary-care ratio
2,183 : 1
Wayne County
  • Primary-care shortage score 20 / 26
  • Medically Underserved Area · IMU 53.3
  • Social Vulnerability Index · 67th percentile nationally

Sources: CDC PLACES (ZIP), County Health Rankings, CDC/ATSDR SVI, HRSA HPSA, HRSA MUA/P, Neighborhood Atlas ADI. Lower insurance coverage, fewer routine checkups, and a thin primary-care ratio all raise the value of low-cost public clinics and at-home testing in Wayne County.

Local HIV snapshot

HIV in Wayne County (2023)

Federal priority area: Missouri is one of the U.S. jurisdictions prioritized under the Ending the HIV Epidemic initiative: targeted federal funding to expand local HIV testing, PrEP, and prevention.

People living with HIV
86 / 100k
New diagnoses (2023)
0cases countywide
PrEP users / 100k
64

Wayne County HIV care continuum (2023)

Wayne County recorded 0 new HIV diagnoses per 100,000 (2023), against 10.6 statewide and 13.7 nationally. Among Wayne County residents living with HIV, 85.7% are in care · 85.7% are virally suppressed. Early, routine testing is what moves these numbers: it is the entry point to PrEP, treatment, and viral suppression.

Sources: AIDSVu (Emory/Gilead) · CDC AHEAD · CDC AtlasPlus · CDC NCHHSTP AtlasPlus (county care continuum). The CDC recommends everyone aged 13–64 test for HIV at least once: every lab and clinic listed above offers HIV testing, and free rapid HIV testing is available at a local health department.

Pregnant or planning to be?

Congenital syphilis is the fastest-rising STI: what to test, and when

Congenital syphilis, passed from parent to baby in pregnancy, is the fastest-rising STI in the country. U.S. cases climbed from 2,163 in 2020 to 3,882 in 2023. It is almost entirely preventable: the CDC recommends a syphilis test at the first prenatal visit, and every clinic and lab listed for Wayne County tests for syphilis.

Source: CDC NCHHSTP AtlasPlus, 2023 (county-level congenital syphilis is not published).

18 Sources

Data & references

About Williamsville, MO

Williamsville sits deep in Wayne County's rural spread, where reaching the nearest clinic listed on this page means committing to a real drive. The kind that gets quietly skipped when someone's juggling irregular work hours or a household with three-plus people depending on them. For young adults in their late teens and twenties who are newly partnering or mid-transition, that distance isn't just inconvenience; it's the practical reason routine screening often waits far longer than it should. The economic picture here sharpens that reality.

With unemployment running high and fewer than one in twenty households clearing six figures, the cost side of testing carries genuine weight. A $617 monthly rent leaves modest room for out-of-pocket health expenses, and nearly a third of residents rent at all: meaning they're less likely to have the deep local roots that come with owning a home, and more likely to be navigating coverage gaps or employer plans that don't stretch to preventive care. Still, options listed on this page span enough variation in fees and appointment types that someone working part-time or between jobs in Wayne County isn't automatically priced out. The practical move is filtering by cost before distance, because for a household already watching every dollar, a lower-cost site a few extra miles up the highway often matters more than the nearest one.

Getting there

How residents reach STD testing in Williamsville, MO

Walkability 3.98 / 20 · Least walkable

At 3.98/20 on the EPA walkability index, day-to-day errands in Williamsville generally mean driving: plan on a car or rideshare to reach a clinic, and check each listing's hours and phone before you go.

Source: EPA National Walkability Index 2021.

Map of 7 STD & STI testing locations in Williamsville, Missouri, EasySTD

ZIP 63967 snapshot

Residents
1,416
Median age
49.8
Median income
$68,581

ZIP-level Census figures for the wider 63967 area around Williamsville: a single ZIP can span several communities, so they describe the area, not Williamsville alone.

STD testing in Williamsville, MO: screening, costs & privacy

Everything to know before you test in Wayne County: the CDC's screening guidelines, each infection's detection window, per-test reference prices, and your privacy rights under Missouri law. If you have symptoms right now, our confidential symptom checker maps them to the tests worth considering.

Who should test, and when

CDC screening schedule + each infection's detection window

Who should get tested, and how often

Based on current CDC screening recommendations.

GroupTestsHow often
Everyone aged 13–64 HIV At least once
Sexually active women under 25 Chlamydia, gonorrhea Every year
Women 25+ with new or multiple partners Chlamydia, gonorrhea Every year
Pregnant people HIV, syphilis, hepatitis B & C, chlamydia Early in pregnancy
Gay & bisexual men (MSM) Chlamydia, gonorrhea, syphilis, HIV Every 3–6 months
Anyone who shares injection equipment HIV, hepatitis B & C At least yearly
All adults at least once Hepatitis C At least once

When to test: STD detection windows

Testing too early can return a false negative, confirm timing with a Williamsville-area provider.

InfectionEarliest reliable testSample
Chlamydia 1–2 weeks Urine or swab
Gonorrhea 1–2 weeks Urine or swab
Trichomoniasis 1–4 weeks Urine or swab
HIV (NAT / RNA) 10–33 days Blood
HIV (4th-gen Ag/Ab) 18–45 days Blood
HIV (antibody) 3–12 weeks Blood / oral
Syphilis 3–6 weeks Blood
Hepatitis B 3–6 weeks Blood
Hepatitis C 8–11 weeks Blood
Herpes (HSV) 4–16 weeks (antibody); swab a sore Blood / swab

What each STD test costs

Medicare reference prices per lab test, a benchmark before you pay out of pocket

These are the federal Medicare reference prices for processing each lab test. Public clinics and the community health centers serving Williamsville often test free or on a sliding scale; private labs and at-home kits bundle several tests into one fee. Use this as a per-test benchmark before you pay out of pocket, or see the full guide to STD test costs for insurance, free, and at-home options.

TestReference priceCPT / HCPCS
Chlamydia (NAAT) $47.80 87491
Gonorrhea (NAAT) $47.80 87591
Trichomoniasis (NAAT) $47.76 87661
HIV-1/2 antigen/antibody $26.87 87389
HIV-1/2 antibody $22.44 86703
Syphilis (RPR/VDRL) $5.61 86592
Syphilis (treponemal antibody) $17.49 86780
Herpes (HSV NAAT) $47.76 87529
Hepatitis B surface antigen $15.33 87340
Hepatitis C antibody $29.16 86803

Source: Medicare Clinical Laboratory Fee Schedule, CMS, 2025 rates (data.cms.gov). Reference rate for the lab assay only: a clinic visit, sample collection, or a bundled multi-test panel may cost more. Medicaid and most insurers cover STD screening at no out-of-pocket cost.

Confidentiality & consent in Missouri

Minor consent and partner treatment (EPT) under state law, plus how to test privately

Two things that actually depend on Missouri law: who can consent, and whether partners can be treated without their own visit. Everything else about testing privately is the same nationwide (see below).

Can a minor consent on their own?

In Missouri, a minor of any age can consent to confidential STI testing and treatment on their own, no parental permission is required.

Can my partner be treated too? (EPT)

Missouri permits Expedited Partner Therapy (EPT): if you test positive for chlamydia or gonorrhea, your provider can give you medication (or a prescription) to pass to your partner, no separate exam or appointment needed for them.

Keeping a test private works the same in every state. Whether an STD test shows on insurance (the EOB), how to test anonymously, and self-pay options that leave no insurance trail don’t change by location.

Learn more about confidential STD testing in Missouri

Source: Guttmacher Institute, Minors' Access to STI Services; CDC, Legal Status of Expedited Partner Therapy. General information, not legal advice.

STD testing FAQs for Williamsville, MO

Answers to the questions people ask most before getting tested.

Is testing closer in Poplar Bluff, MO?

Poplar Bluff, MO is a nearby town with options, the listing shows each one's distance so you can pick the closest.

Does insurance cover STD testing near Williamsville, MO?

Usually yes, it can be billed to insurance, or paid out of pocket at a flat rate.

Can I get tested in Williamsville, MO without insurance?

Public clinics serve people without insurance, often on a sliding scale.

What's included in a full panel near Williamsville, MO?

A full panel typically covers chlamydia, gonorrhea, syphilis, HIV, and hepatitis B and C.

How common is chlamydia in Wayne County?

Wayne County reported ~157 chlamydia cases per 100,000 in 2023, below the Missouri average.

Can someone under 18 get tested in Missouri without a parent?

In Missouri, people under 18 can consent to confidential STD testing and treatment on their own.

How long do results take near Williamsville, MO?

Most results are ready in about 1–2 days.

What should I do after sexual assault?

Go to an ER or call RAINN (800-656-4673); they provide testing, PEP, and support right away.

When is HIV testing accurate after exposure?

Most HIV tests detect infection about 2–6 weeks out depending on the test type; a later retest confirms a negative.

What samples are used for STD testing near Williamsville, MO?

Usually urine or a swab for chlamydia/gonorrhea, and blood for HIV, syphilis, and hepatitis.

Have a different question? Browse the full STD & STI FAQ library, every question we answer, in one place.