In Macon County the rate of new HIV diagnoses runs about 21% higher than the US average. If you've had a recent risk or just test on a regular schedule in Decatur, Illinois, you'll find low-cost and free options at community and public clinics, but private labs may offer faster results and more flexible scheduling. See your options for testing below.
Available testing centers
12 testing options are listed for Decatur, IL. The nearest, Macon County Health Department, is about 0.4 miles away. Compare community and public clinics, private labs, and at-home kits below.
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.
Macon County Health Department in Decatur tests for HIV, syphilis, gonorrhea, chlamydia, and hepatitis C on a sliding-scale fee with Medicaid accepted; appointments are required, and bacterial STIs are treated the same visit.
PrEP at Macon County Health Department means an actual prescription written and monitored here, not a handoff to a separate provider. Staff manage the ongoing labs and follow-up that keep a PrEP regimen current, and PEP is available for post-exposure prevention through the same clinical team.
Plenty of STI clinics cap their panel at the bacterial infections and HIV, leaving hepatitis C untested unless you specifically seek it out elsewhere. Macon County Health Department folds hepatitis C into its standard testing alongside hepatitis A and B vaccines, so the full hepatitis picture is addressed in one visit.
Languages
English
Tests offered
Serves
Care services
Prevention services
Fees & payment
Listing verified Dec 2025 · Source: CDC NPIN
Crossing Healthcare in Decatur runs appointments for gonorrhea, chlamydia, syphilis, hepatitis C, and HIV testing, with same-visit treatment for bacterial STIs on a sliding-scale fee accepted alongside Medicaid, Medicare, and private insurance, and care is delivered in Spanish.
Many clinics route non-English speakers through layered workarounds that fragment the conversation precisely when accuracy matters most. At Crossing Healthcare, Spanish is a language of direct care. The clinical exchange itself, not a patched connection.
A positive hepatitis C antibody test at most clinics ends the visit and starts a search for a treating provider elsewhere. Crossing Healthcare carries that diagnosis through to on-site treatment, so a reactive result opens a care pathway rather than closes an appointment.
Without co-located substance-use care, a patient leaving Crossing Healthcare with an STI diagnosis but an unaddressed dependency faces a second intake, a second wait, and a real chance the underlying factor never gets treated. Crossing Healthcare places both services on the same care plan.
Languages
English, Spanish
Tests offered
Serves
Care services
Prevention services
Fees & payment
Listing verified Feb 2026 · Source: CDC NPIN
Elements at Crossing Healthcare in Decatur earns its federally qualified standing by tying STI screening costs directly to what patients actually earn: meaning syphilis, gonorrhea, and chlamydia testing slides on a documented income scale, no appointment needed to get started.
Tests offered
Fees & payment
SIU Medicine in Decatur tests for HIV, syphilis, gonorrhea, chlamydia, hepatitis B, and hepatitis C on a sliding-scale fee, Medicaid and Medicare accepted, with STI treatment and HPV and hepatitis A vaccines available by appointment.
Languages
English
Tests offered
Care services
Prevention services
Fees & payment
Listing verified Mar 2026 · Source: CDC NPIN + HRSA
Crossing Healthcare on Hay Street, in Decatur, carries federal health center designation. Meaning its STI screening fees follow a sliding scale tied directly to what patients actually earn. Walk-in patients can access testing for syphilis, gonorrhea, and chlamydia without needing an appointment first.
Tests offered
Fees & payment
HSHS Medical Group in Decatur tests for HIV, syphilis, gonorrhea, chlamydia, hepatitis A, B, and C, and TB, with fees billed to insurance or charged on a sliding scale. Appointments are required, and bacterial STIs can be treated the same visit.
HSHS Medical Group prescribes both PrEP and PEP on-site, meaning ongoing HIV prevention, whether daily or post-exposure, is managed by the same provider handling your testing and treatment rather than sent elsewhere.
Without on-site hepatitis C treatment, a positive antibody result typically means a separate specialist, a separate wait, and a window where the infection goes unmanaged. At HSHS Medical Group in Decatur, treatment follows diagnosis in the same practice, closing that gap entirely.
For anyone without a regular primary-care provider, or paying out of pocket for a thorough workup, HSHS Medical Group's panel reaches beyond gonorrhea, chlamydia, syphilis, and HIV to include hepatitis A, B, and C as well as TB, covering exposures that a narrower clinic would miss entirely.
Languages
English
Tests offered
Serves
Care services
Prevention services
Fees & payment
Listing verified Sep 2025 · Source: CDC NPIN
Planned Parenthood of Illinois in Decatur tests for gonorrhea, chlamydia, syphilis, herpes, and HIV on a sliding-scale fee open to everyone, with Medicaid accepted and donations considered; bacterial STIs are treated the same visit, by appointment.
Many clinics patch language access together after the fact, an outside line, a delayed call. Planned Parenthood of Illinois in Decatur carries Spanish-speaking staff and interpretation services as part of the visit itself, so the clinical conversation happens without a relay.
As a Title X clinic, Planned Parenthood of Illinois in Decatur provides legally confidential family planning services to minors: meaning a young person without a regular provider, or without family involvement, has a protected path to the full range of reproductive and STI care offered here.
Planned Parenthood of Illinois in Decatur prescribes and monitors all three prevention medications: PrEP requires regular HIV and kidney-function testing built into follow-up appointments; PEP is initiated and tracked through its course; DoxyPEP is prescribed for bacterial STI prevention after eligible exposures, with ongoing clinical oversight for each.
Languages
English, Interpretation Services Available for Non-English Languages, Spanish
Tests offered
Serves
Care services
Prevention services
Fees & payment
Listing verified Sep 2025 · Source: CDC NPIN
A public safety-net rural health clinic about 11 miles from Decatur. Sliding-scale STD testing and care are typical here, call ahead to confirm the exact panel and pricing.
Tests offered
Free tool · not a clinic
Testing too soon can miss an infection. Enter the date of possible exposure to see the earliest a test can reliably detect each 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.
Typical out-of-pocket ranges by option, actual cost depends on which tests you need.
Public / community clinic
Free HIV testing is common
Private lab (self-pay)
Never billed to insurance
At-home kit
Mailed to your door, private
Doctor / urgent care
Often $0 preventive with insurance
No centers match those filters. Clear the service-type filter or the opening-hours filters to see every center.
Every other option
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.
Test from home
The nearest testing center is less than a mile away; if you'd rather skip the trip, an at-home kit ships to Decatur, 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.
In-home collection
$79 & up
Best for simplicity & support
$89 & up
Best range: couples & full panels
$79 & up
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.
Also in the area
Beyond the public testing sites above, these federally certified (CLIA) labs serve Macon 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.
792 North Sunnyside Road, Decatur, IL 62522
CMS-certified lab Accredited · Joint Commission
2300 North Edward Street, Decatur, IL 62526
CMS-certified lab Accredited · College of American Pathologists
1800 East Lake Shore, Decatur, IL 62521
CMS-certified lab Accredited · College of American Pathologists
1800 East Lake Shore Drive, Decatur, IL 62521
CMS-certified lab Accredited · College of American Pathologists
355 East Ash Avenue, Decatur, IL 62526
CMS-certified lab
Showing the nearest 5 CLIA-certified labs.
Source: CMS CLIA registry (Provider of Services), Q1 2026. Federal public records: active CLIA-certified laboratories near Decatur. 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.
Local clinicians
Beyond dedicated clinics, 109 primary-care, OB-GYN, infectious-disease and other clinicians have a CMS practice record within 30 miles of Decatur. They may be able to evaluate symptoms or order a confidential STD panel during a regular visit, and 19 offer telehealth.
William Franklin, MD
Internal medicine · William B Franklin Md, Decatur
Douglas Combs, MD
OB-GYN · 320 East Central Avenue, Decatur
John Hudec, MD
OB-GYN · 320 East Central Avenue, Decatur
Dana Ray, MD
Family medicine · 320 East Central Avenue, Decatur
Rami Elmasry, MD
Family medicine · 102 West Kenwood Avenue, Decatur
Neam Saleh, MD
Internal medicine · 2965 North Main Street East, Decatur
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.
Nearby pharmacies
No pharmacy near Decatur, IL 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.
Victory Pharmacy
0.9 miColee's Community Pharmacy
1.1 miGenoa Healthcare
1.5 miThe Medicine Shoppe
1.6 miHomerun Food and Pharmacy
1.6 miCancer Care Specialists of Illinois
1.6 miShowing the 6 closest pharmacies to Decatur, IL.
Directory records identify nearby pharmacies. Service, stock, price, and hours information is shown only when supported by current location-specific evidence.
Prevention & treatment
Testing is one step. For residents of Decatur, 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.
$0 with most insurance
Free online PrEP & DoxyPEP: HIV prevention, home lab kits, no in-person visit
Visit from $39
Online STI treatment & DoxyPEP: same-day prescriptions to your pharmacy
From $0 insured
Telehealth PrEP & DoxyPEP with at-home testing and ongoing monitoring
Visit from $0 insured
Telehealth STI treatment and sexual-health care, delivered or to your pharmacy
Pricing varies by insurance and changes often, confirm on the provider's site. These services are not a substitute for emergency care.
STD stats & rates
How reported STI rates in Macon County, the county that includes Decatur, compare with Illinois and U.S. averages, based on the most recent 2023 surveillance data. An estimated ~27% of residents are aged 15–34 (ACS), the age group with the highest reported chlamydia and gonorrhea rates nationally.
#6 of 102 Illinois counties for chlamydia, a higher rate than 94% of the state
| Infection | Macon County | Illinois | United States |
|---|---|---|---|
| Chlamydia | 778.4 783 cases ▲ 40% | 557.7 | 492.2 |
| Gonorrhea | 430.5 433 cases ▲ 113% | 202.3 | 179.5 |
| Syphilis (P&S) | 53.7 54 cases ▲ 363% | 11.6 | 15.8 |
| Syphilis (early) | 26.8 27 cases ▲ 146% | 10.9 | 16 |
| Syphilis (late/unknown) | 36.8 37 cases ▲ 42% | 26 | 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.
Between 2020 and 2023 in Macon County, chlamydia has fallen from 832.7 to 778.4 per 100,000 (7%), gonorrhea has fallen from 601.9 to 430.5 per 100,000 (28%), and P&S syphilis has risen from 6.7 to 53.7 per 100,000 (701%).
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
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 Macon County.
Local HIV snapshot
Macon County HIV care continuum (2023)
Macon County recorded 16.6 new HIV diagnoses per 100,000 (2023), against 14.7 statewide and 13.7 nationally. Among Macon County residents living with HIV, 79% are in care · 68.8% 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.
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 Macon County tests for syphilis.
Source: CDC NCHHSTP AtlasPlus, 2023 (county-level congenital syphilis is not published).
Local resources & officials
Data & references
Local context
Near Torrence Park, where a mix of working families and solo renters make up much of the surrounding blocks, the daily rhythm runs closer to shift-work than office hours. With more than four in ten residents renting at relatively modest monthly costs, and a meaningful share of households not currently in the workforce, schedules here are rarely nine-to-five, and free time doesn't always fall on a weekday afternoon. That reality shapes who gets screened and when. Young adults in their late teens and twenties, the years when STI rates climb sharply, are well represented across Decatur's neighborhoods, and the county's STI picture reflects that.
Most people aren't avoiding a clinic out of indifference; they're navigating jobs with unpredictable hours, limited transportation, or the straightforward pressure of keeping rent covered when household income is tight for the majority of residents. Getting tested stops feeling routine when the nearest option requires planning a trip around a schedule that shifts week to week. That spread of availability, from same-day slots to lower-cost visits, is what makes following through realistic for the Torrence Park side of Decatur as much as anywhere else.
Getting there
At 7.17/20 on the EPA walkability index, day-to-day errands in Decatur 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.
ZIP 62521 snapshot
ZIP-level Census figures for the wider 62521 area around Decatur: a single ZIP can span several communities, so they describe the area, not Decatur alone.
Decatur sits in Macon County, ZIP 62521. Local context that shapes where residents test:
Local landmarks
Major routes
Nearby cities & towns
Just outside Decatur? These nearby communities have their own testing guides: clinics, at-home kits, and free screening close to home.
Reference
Everything to know before you test in Macon County: the CDC's screening guidelines, each infection's detection window, per-test reference prices, and your privacy rights under Illinois law. If you have symptoms right now, our confidential symptom checker maps them to the tests worth considering.
Based on current CDC screening recommendations.
| Group | Tests | How 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 |
Testing too early can return a false negative, confirm timing with a Decatur-area provider.
| Infection | Earliest reliable test | Sample |
|---|---|---|
| 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 |
These are the federal Medicare reference prices for processing each lab test. Public clinics and the community health centers serving Decatur 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.
| Test | Reference price | CPT / 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.
Two things that actually depend on Illinois 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).
In Illinois, a minor aged 12 or older can consent to confidential STI testing and treatment on their own, no parental permission is required.
Illinois 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 IllinoisSource: Guttmacher Institute, Minors' Access to STI Services; CDC, Legal Status of Expedited Partner Therapy. General information, not legal advice.
Good to Know
Answers to the questions people ask most before getting tested.
Yes, several local labs offer same-day walk-in testing; best to call first.
Free at public clinics. Private labs run about $24 for one test and $139 for a full panel; at-home kits are $49+.
Yes, free HIV testing is available at public clinics in the area.
A full panel typically covers chlamydia, gonorrhea, syphilis, HIV, and hepatitis B and C.
Macon County reported ~778 chlamydia cases per 100,000 in 2023, above the Illinois average.
Yes, PrEP, a daily pill that helps prevent HIV in HIV-negative people, is available in the area.
In Illinois, people under 18 can consent to confidential STD testing and treatment on their own.
Yes, a body or genital rash can be a sign of syphilis or HIV, so get tested and evaluated.
Use condoms, test regularly, get the HPV and hep B vaccines, and ask about PrEP for HIV.
Yes, a syphilis sore can heal while the infection stays and silently progresses, so a blood test is the only way to be sure.
Have a different question? Browse the full STD & STI FAQ library, every question we answer, in one place.