Chlamydia reports in Hidalgo County run about 20% lower than the US average. Whether you have symptoms or want peace of mind, if you live in Sullivan City, Texas, you can weigh visiting a clinic or using an at-home kit to suit your needs.
Available testing centers
9 testing options are listed for Sullivan City, TX. The nearest, Hidalgo County Health and Human Services, is about 13.2 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.
Hidalgo County Health and Human Services in Mission runs by appointment, so scheduling ahead is the entry point: once in, a single visit covers gonorrhea, chlamydia, syphilis, HIV, herpes, and hepatitis C testing, same-visit bacterial treatment, HPV and hepatitis A/B vaccines, and fees on a sliding scale.
Plenty of STI clinics test for gonorrhea, chlamydia, syphilis, and HIV, and stop there. Hidalgo County Health and Human Services adds herpes and hepatitis C to the panel, meaning infections that often go undetected elsewhere get named and addressed here, not discovered by accident months later.
Without Spanish-language care on-site at Hidalgo County Health and Human Services, a nuanced conversation about symptoms, exposure, or treatment becomes something routed through a second appointment or left incomplete, and an incomplete conversation can mean a missed diagnosis. Spanish isn't an accommodation here; it's the operational language of the clinic.
Languages
English, Spanish
Tests offered
Serves
Care services
Prevention services
Fees & payment
Listing verified Mar 2026 · Source: CDC NPIN
Nuestra Clinica del Valle - Memorial, in Mission, earns its federally qualified standing partly by tying fees to income, so anyone walking in for syphilis, gonorrhea, or chlamydia screening pays on a sliding scale, no appointment required.
Tests offered
Fees & payment
Nuestra Clinica del Valle - Alton II, in Mission, scales its fees to each patient's income. No one is turned away for inability to pay. Walk-ins are welcome for STI screening that covers syphilis, gonorrhea, and chlamydia through its federally qualified health center standing.
Tests offered
Fees & payment
Nuestra Clinica del Valle in Rio Grande City screens for gonorrhea, syphilis, chlamydia, herpes, and HIV on a sliding-scale fee accepted alongside Medicaid, Medicare, and private insurance, appointments required, with care delivered in Spanish.
Spanish is the language of the exam room at Nuestra Clinica del Valle, not an accommodation layered on top, but the operational default. That means clinical counseling, results, and treatment instructions all move at full speed without anything getting lost in translation.
Beyond gonorrhea, chlamydia, syphilis, and HIV, Nuestra Clinica del Valle includes herpes in its testing panel. A diagnosis that requires specific swab or serological collection and clinical interpretation on staff. That capacity sits inside the same appointment, not as a separate referral track.
Languages
English, Spanish
Tests offered
Serves
Care services
Prevention services
Fees & payment
Listing verified Mar 2026 · Source: CDC NPIN + HRSA
Texas Department of State Health Services in Rio Grande City is a state public health office where STI testing for gonorrhea, syphilis, chlamydia, and HIV sits alongside TB treatment, family planning, and HPV and hepatitis A and B vaccination: appointments required, fees on a sliding scale with Medicaid and Medicare accepted.
Languages
English, Spanish
Tests offered
Care services
Prevention services
Fees & payment
Listing verified May 2026 · Source: CDC NPIN
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 about 13 miles away; if you'd rather skip the trip, an at-home kit ships to Sullivan City, 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 Hidalgo 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.
5003 North Alamo Road, Edinburg, TX 78542
CMS-certified lab Accredited · COLA
5111 South Mccoll Road, Edinburg, TX 78539
CMS-certified lab Accredited · COLA
1010 South Airport Drive, Weslaco, TX 78596
CMS-certified lab Accredited · COLA
Source: CMS CLIA registry (Provider of Services), Q1 2026. Federal public records: active CLIA-certified laboratories near Sullivan City. 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, 317 primary-care, OB-GYN, infectious-disease and other clinicians have a CMS practice record within 30 miles of Sullivan City. They may be able to evaluate symptoms or order a confidential STD panel during a regular visit, and 65 offer telehealth.
Javier Saenz, MD Telehealth
Family medicine · 1000 East Expressway, La Joya
Donna Joule, MD Telehealth
Family medicine · 414 Liberty Boulevard, Penitas
Eduardo Guzman, MD Telehealth
Family medicine · 2308 Hwy 83, Penitas
Jhonny Bazan, MD Telehealth
Internal medicine · 1337 East Palma Vista Drive, Palmview
Pablo Olmedo, MD Telehealth
Family medicine · 4213 West Mile 5 Road, Mission
Jose Rodriguez, MD Telehealth
Family medicine · 5324 East US Hwy 83, Rio Grande City
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 Sullivan City, TX 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.
5.6 mi Saenz Medical Pharmacy of Penitas
7.3 mi
11 mi San Raphel Pharmacy
11 miPharmavida RX
11 miLonestar RX
11 miShowing the 6 closest pharmacies to Sullivan City, TX.
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 Sullivan City, 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.
Visit from $39
Online STI treatment & DoxyPEP: same-day prescriptions to your pharmacy
$0 with most insurance
Free online PrEP & DoxyPEP: HIV prevention, home lab kits, no in-person visit
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 Hidalgo County, the county that includes Sullivan City, compare with Texas and U.S. averages, based on the most recent 2023 surveillance data. An estimated ~22% of residents are aged 15–34 (ACS), the age group with the highest reported chlamydia and gonorrhea rates nationally.
#78 of 254 Texas counties for chlamydia, a higher rate than 69% of the state
| Infection | Hidalgo County | Texas | United States |
|---|---|---|---|
| Chlamydia | 392.2 3,524 cases ▼ 20% | 491.9 | 492.2 |
| Gonorrhea | 82.8 744 cases ▼ 53% | 176.4 | 179.5 |
| Syphilis (P&S) | 9.3 84 cases ▼ 38% | 15 | 15.8 |
| Syphilis (early) | 13.5 121 cases ▼ 49% | 26.4 | 16 |
| Syphilis (late/unknown) | 32.7 294 cases ▼ 26% | 44.3 | 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 Hidalgo County, chlamydia has risen from 358.4 to 392.2 per 100,000 (9%), gonorrhea has risen from 71.1 to 82.8 per 100,000 (16%), and P&S syphilis has risen from 3.8 to 9.3 per 100,000 (145%).
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 Hidalgo County.
Local HIV snapshot
Hidalgo County HIV care continuum (2023)
Hidalgo County recorded 15.3 new HIV diagnoses per 100,000 (2023), against 20.2 statewide and 13.7 nationally. Among Hidalgo County residents living with HIV, 77.3% are in care · 71.4% 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 Hidalgo County tests for syphilis.
Source: CDC NCHHSTP AtlasPlus, 2023 (county-level congenital syphilis is not published).
Local resources & officials
Data & references
Local context
Sullivan City was named for its founder, and that spirit of building something lasting still marks the community. Families here tend to stay, raising children in the same neighborhoods where they grew up. That stability brings real advantages when it comes to health care: knowing where to go and trusting the people who work there. For young adults navigating the sometimes awkward first conversations about sexual health, having a familiar place to turn matters.
Testing for STIs in and around Sullivan City is available through the clinics listed on this page, and the confidentiality you need isn't complicated here. Staff understand that a screening is routine, not a scandal, and they treat it that way. The affordability of living in Sullivan City extends to preventive care, many testing services are low-cost or free, which removes one barrier that often keeps people from getting checked. Whether you live in Havana Lomas or elsewhere in town, getting tested is straightforward.
A single visit can answer your questions and, if needed, start treatment early enough to make a real difference. The young adults here (many in their twenties and thirties, building families and careers) deserve access to that peace of mind without shame or delay.
Getting there
At 2.7/20 on the EPA walkability index, day-to-day errands in Sullivan City 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 78595 snapshot
ZIP-level Census figures for the wider 78595 area around Sullivan City: a single ZIP can span several communities, so they describe the area, not Sullivan City alone.
Sullivan City sits in Hidalgo County, ZIP 78595. Local context that shapes where residents test:
Local landmarks
Neighborhoods & communities
Major routes
Nearby cities & towns
Just outside Sullivan City? 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 Hidalgo County: the CDC's screening guidelines, each infection's detection window, per-test reference prices, and your privacy rights under Texas 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 Sullivan City-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 Sullivan City 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 Texas 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 Texas, a minor of any age can consent to confidential STI testing and treatment on their own, no parental permission is required.
Texas 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 TexasSource: 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.
Hidalgo County Health and Human Services, about 13.2 mi away, with 9 options within 30 miles.
Free at public clinics. Private labs run about $24 for one test and $139 for a full panel; at-home kits are $49+.
Public health clinics nearby provide free testing.
A full panel typically covers chlamydia, gonorrhea, syphilis, HIV, and hepatitis B and C.
Hidalgo County reported ~392 chlamydia cases per 100,000 in 2023, below the Texas average.
In Texas, people under 18 can consent to confidential STD testing and treatment on their own.
Yes, sores or ulcers can indicate herpes or syphilis and should be evaluated quickly, ideally while a sore is present.
Use condoms, test regularly, get the HPV and hep B vaccines, and ask about PrEP for HIV.
Many STIs are fully cured with antibiotics; others, like HIV and herpes, are well managed with treatment.
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.