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STD Testing in Carson, CA: Free, Same-Day & Confidential

Syphilis infections in Los Angeles County run about 37% higher than the US average. Whether you're seeking testing in Carson, California after a possible exposure or for routine care, you can weigh the trade-offs between public clinics, private labs, and at-home kits.

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  • Clinics, labs & at-home kits compared
  • Free & low-cost options included
  • Backed by CDC, CMS & Census data
  • Editorially reviewed

Available testing centers

STD testing near Carson, CA

12 testing options are listed for Carson, CA. The nearest, BHS - Carson Health Center, is about 0.2 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.

Premium Partner
Labcorp

Labcorp

Most popular Results in 1–2 days
?

Review sources

  • Google43
  • EasySTD5
Rated 4 out of 5 from 48 reviews

Address
3711 Long Beach Boulevard, Long Beach, CA 90807 3.9 miles away
Opening hours
  • Monday 8:00 AM – 4:00 PM
  • Tuesday 8:00 AM – 4:00 PM
  • Wednesday 8:00 AM – 4:00 PM
  • Thursday 8:00 AM – 4:00 PM
  • Friday 8:00 AM – 4:00 PM
  • Saturday Closed
  • Sunday Closed
  • Chlamydia
  • Gonorrhea
  • Syphilis
  • Herpes
  • Hepatitis A
  • Hepatitis B
  • Hepatitis C
  • Rapid HIV
  • Conventional HIV
See tests & prices

Today's offer: $10 off any test panel, applied automatically at checkout.

Premium Partner
Labcorp

Labcorp

Results in 1–2 days
?

Review sources

  • Google82
  • EasySTD5
Rated 3.2 out of 5 from 87 reviews

Address
2690 Pacific Avenue, Long Beach, CA 90806 4.2 miles away
Opening hours
  • Monday 7:30 AM – 3:30 PM
  • Tuesday 7:30 AM – 3:30 PM
  • Wednesday 7:30 AM – 3:30 PM
  • Thursday 7:30 AM – 3:30 PM
  • Friday 7:30 AM – 3:30 PM
  • Saturday Closed
  • Sunday Closed
  • Chlamydia
  • Gonorrhea
  • Syphilis
  • Herpes
  • Hepatitis A
  • Hepatitis B
  • Hepatitis C
  • Rapid HIV
  • Conventional HIV
See tests & prices

Today's offer: $10 off any test panel, applied automatically at checkout.

Community health center 0.2 miles

BHS - Carson Health Center

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Review sources

  • Google10
  • EasySTD1
Rated 4.9 out of 5 from 11 reviews

BHS - Carson Health Center in Carson carries federally qualified status, meaning its sliding-scale fees adjust to income for anyone (insured, uninsured, or paying cash) who needs STI screening. Walk-ins are welcome for syphilis, gonorrhea, and chlamydia testing without an appointment required first.

Sliding-scale
Address
1000 East Dominguez Street, Suite 110, Carson, CA 90746
Website
1.5 miles

Planned Parenthood los Angeles

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Review sources

  • Google112
  • EasySTD5
Rated 4.5 out of 5 from 117 reviews

Planned Parenthood los Angeles in Carson runs on a sliding-scale fee and accepts Medicaid and private insurance, covering gonorrhea, chlamydia, syphilis, herpes, and rapid or conventional HIV testing: walk-ins welcome, with same-visit treatment for bacterial infections and HPV vaccination on site.

Read full overview

Spanish Spoken by Staff, Interpretation Beyond

Spanish is spoken directly by staff, not routed through a secondary service. For other languages, live interpretation is staffed or coordinated at the point of care: meaning questions get answered in real time, prescriptions get explained accurately, and nothing critical passes through a lag.

Title X Means Minors Have Legally Confidential Care

As a Title X-funded clinic, Planned Parenthood los Angeles in Carson provides legally confidential family planning and STI services to minors, which means a young person can be tested, counseled, and treated without that visit appearing on a parent's insurance explanation of benefits.

PrEP and PEP Prescribed and Managed Here

For anyone without a primary care provider or looking to consolidate HIV prevention into one clinic, Planned Parenthood los Angeles in Carson prescribes and manages both PrEP and PEP on site: including the baseline labs, follow-up testing, and prescription continuity that prevention medication actually requires.

Tests & treats Title X Sliding-scale PrEP
Address
661 East University Drive, Carson, CA 90746
Opening hours
  • Monday 8:00 AM – 5:00 PM
  • Tuesday 8:00 AM – 5:00 PM
  • Wednesday 8:00 AM – 5:00 PM
  • Thursday 8:00 AM – 5:00 PM
  • Friday 8:00 AM – 5:00 PM
  • Saturday 8:00 AM – 4:00 PM
  • Sunday Closed
Website
Community health center 2.6 miles

AltaMed PACE - Long Beach

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Review sources

  • Google10
  • EasySTD1
Rated 3.7 out of 5 from 11 reviews

AltaMed PACE in Long Beach welcomes patients without an appointment for STI screening through its federally qualified health center program. A single walk-in visit can cover syphilis, gonorrhea, and chlamydia testing, with fees set on a sliding scale tied to household income.

Sliding-scale
Address
1500 Hughes Way, Long Beach, CA 90810
Website
Community health center 3.7 miles

The Children's Clinic Family Health Center Westside

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Review sources

  • Google6
  • EasySTD1
Rated 3 out of 5 from 7 reviews

The Children's Clinic Family Health Center Westside, in Long Beach, adjusts fees by income. No one is turned away for inability to pay. That federal health center model funds sliding-scale STI screening for syphilis, gonorrhea, and chlamydia, with no appointment needed to get started.

Sliding-scale
Address
2125 Santa Fe Avenue, Long Beach, CA 90810
Website
Community health center 3.7 miles

TCC Cabrillo Gateway

No ratings yet

TCC Cabrillo Gateway in Long Beach carries federally qualified status, meaning its sliding-scale fees are calibrated to income, so whether someone is between providers, uninsured, or simply paying cash, cost isn't a barrier to syphilis, gonorrhea, and chlamydia screening.

Sliding-scale
Address
2000 San Gabriel Avenue, Long Beach, CA 90810
Website
Community health center 4.2 miles

Tarzana Treatment Centers

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Review sources

  • Google48
  • EasySTD5
Rated 3.3 out of 5 from 53 reviews

Tarzana Treatment Centers in Long Beach folds STI testing and treatment into a behavioral-health and substance-use setting, covering the standard panel (rapid HIV, syphilis, gonorrhea, chlamydia, hepatitis C, and TB) on a sliding-scale fee with same-visit treatment for bacterial infections, walk-ins welcome, with care available in Spanish.

Read full overview

Spanish-Language Care Without a Go-Between

Tarzana Treatment Centers in Long Beach delivers clinical STI care in Spanish, not through an intermediary but as the working language of the visit itself. For someone navigating medication instructions, risk conversations, or treatment decisions, that directness is what makes the information actionable.

PrEP and PEP Available at the Same Address

Tarzana Treatment Centers in Long Beach prescribes both PrEP and PEP on-site, meaning the conversation about prevention and the prescription for it happen in the same appointment. Cutting out the extra step of tracking down a separate provider.

Substance-Use and STI Care Share One Chart

For someone managing active substance use without a regular primary-care provider, Tarzana Treatment Centers in Long Beach is built for exactly that overlap. Substance-use treatment and STI care run through the same facility, so both conditions are addressed without splitting care across unconnected providers.

Tests & treats Sliding-scale PrEP
Address
5190 Atlantic Avenue, Long Beach, CA 90805
Opening hours
  • Monday 8:00 AM – 5:00 PM
  • Tuesday 8:00 AM – 5:00 PM
  • Wednesday 8:00 AM – 5:00 PM
  • Thursday 8:00 AM – 5:00 PM
  • Friday 8:00 AM – 5:00 PM
  • Saturday Closed
  • Sunday Closed
Website
Community health center 4.3 miles

CNHF - Atlantic Clinic

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Review sources

  • Google6
  • EasySTD1
Rated 4.3 out of 5 from 7 reviews

CNHF - Atlantic Clinic, Long Beach, earned its federally qualified health center designation by tying STI screening costs to each patient's actual income: meaning syphilis, gonorrhea, and chlamydia testing is available on a sliding-scale fee schedule, no appointment required to get started.

Sliding-scale
Address
5601 Atlantic Avenue, Long Beach, CA 90805
Website
Community health center 4.4 miles

Aghaby: Compton

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Review sources

  • Google28
  • EasySTD2
Rated 3.4 out of 5 from 30 reviews

Aghaby: Compton, serving Compton with no appointment needed, carries federal qualification behind its sliding-scale STI screening: syphilis, gonorrhea, and chlamydia covered in a single walk-in visit, with fees tied to what each patient actually earns.

Sliding-scale
Address
349 West Compton Boulevard, CA 90220
Website
Premium Partner
Quest Diagnostics

Quest Diagnostics

Most reviewed Results in 1–2 days
?

Review sources

  • Google214
  • EasySTD5
Rated 4 out of 5 from 219 reviews

Address
2880 Atlantic Avenue, Long Beach, CA 90806 4.5 miles away
Opening hours
  • Monday 7:00 AM – 4:00 PM
  • Tuesday 7:00 AM – 4:00 PM
  • Wednesday 7:00 AM – 4:00 PM
  • Thursday 7:00 AM – 4:00 PM
  • Friday 7:00 AM – 4:00 PM
  • Saturday 8:00 AM – 12:00 PM
  • Sunday Closed
  • Chlamydia
  • Gonorrhea
  • Syphilis
  • Herpes
  • Hepatitis A
  • Hepatitis B
  • Hepatitis C
  • Rapid HIV
  • Conventional HIV
See tests & prices

Today's offer: $10 off any test panel, applied automatically at checkout.

Premium Partner
Labcorp

Labcorp

Results in 1–2 days
?

Review sources

  • Google40
  • EasySTD5
Rated 3.7 out of 5 from 45 reviews

Address
3400 Lomita Boulevard, Torrance, CA 90505 5.4 miles away
Opening hours
  • Monday 8:30 AM – 4:30 PM
  • Tuesday 8:30 AM – 4:30 PM
  • Wednesday 8:30 AM – 4:30 PM
  • Thursday 8:30 AM – 4:30 PM
  • Friday 8:30 AM – 4:30 PM
  • Saturday Closed
  • Sunday Closed
  • Chlamydia
  • Gonorrhea
  • Syphilis
  • Herpes
  • Hepatitis A
  • Hepatitis B
  • Hepatitis C
  • Rapid HIV
  • Conventional HIV
See tests & prices

Today's offer: $10 off any test panel, applied automatically at checkout.

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.

Find your match in 10 seconds

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

Every other option

More ways to get tested in Carson, CA

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

At-home STD testing in Carson, CA

The nearest testing center is less than a mile away, if you'd rather skip the trip, an at-home kit ships to Carson, 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 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

    Quest Diagnostics

    Quest Diagnostics

    $79 & up

    Panel:
    8-infection panel incl. chlamydia, gonorrhea, HIV, syphilis, hepatitis & herpes: single tests too
    Sample:
    Quest Mobile: a phlebotomist collects your sample at home
    Results:
    1–3 days, online: physician-reviewed
    • In-home sample collection
    • Nationwide Quest lab network
    • Physician-reviewed results
    • FSA/HSA eligible
  • Best for simplicity & support

    LetsGetChecked

    LetsGetChecked

    $89 & up

    Panel:
    5–6 common STIs incl. chlamydia, gonorrhea, HIV, syphilis & trichomoniasis
    Sample:
    Finger-prick + urine/swab
    Results:
    2–5 days, online
    • 24/7 nurse support
    • Prescription for positives
    • CLIA-certified labs
    • Free shipping both ways
  • Best value: single tests

    Everlywell

    Everlywell

    $49 & up

    Panel:
    Chlamydia & gonorrhea, up to a 6-test panel adding HIV, syphilis, trichomoniasis & hep C
    Sample:
    Finger-prick + swab
    Results:
    Days, online
    • Telehealth visit if positive
    • CLIA-certified labs
    • HSA/FSA eligible
    • Subscription savings

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

Other CLIA-certified labs near Carson, CA

Beyond the public testing sites above, these federally certified (CLIA) labs serve Los Angeles 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.

  • Open Healthcare US

    1487 West 178th St Suite 100, Gardena, CA 90248

    CMS-certified lab

    • STD testing
  • SCPMG Mohs Laboratory South Bay

    18600 South Figueroa Street, Gardena, CA 90248

    CMS-certified lab

    • STD testing
  • Grace Laboratory

    1000 East Dominguez Street, Suite 104, Carson, CA 90746

    CMS-certified lab

    • STD testing

Source: CMS CLIA registry (Provider of Services), Q1 2026. Federal public records: active CLIA-certified laboratories near Carson. 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

Clinicians near Carson, CA who may help arrange STD testing

Beyond dedicated clinics, 8,165 primary-care, OB-GYN, infectious-disease and other clinicians have a CMS practice record within 30 miles of Carson. They may be able to evaluate symptoms or order a confidential STD panel during a regular visit, and 3,221 offer telehealth.

  • Dwight Malone, MD

    Family medicine · 940 East Dominguez Street, Carson

  • Fe Inocentes, MD Telehealth

    Family medicine · 824 East Carson Street, Carson

  • Carmen Gossette, MD Telehealth

    Family medicine · 824 East Carson Street, Carson

  • Reza Ghanian, MD

    Internal medicine · 824 East Carson Street, Carson

  • Lawrence Greenberg, MD Telehealth

    Family medicine · 21501 Avalon Boulevard, Carson

  • Ai-Chau Hoang, MD Telehealth

    Family medicine · 21601 Avalon Boulevard, Carson

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

Pharmacies near Carson, CA

Compare the pharmacies closest to Carson, CA. Contact a location directly to confirm pharmacy-counter hours, services, prices, and product availability before visiting.

  • CVS Pharmacy 0.6 mi
    Rx pickupOTC HIV self-testAt-home STI kitsMinuteClinic STI careHPV & Hep B vaccinesCondoms / EC
  • Carson Wellness Pharmacy

    0.8 mi
    Rx pickupCondoms / EC
  • Walmart Pharmacy 0.9 mi
    Rx pickupAt-home STI kitsHPV & Hep B vaccinesCondoms / EC
  • Carson Discount Pharmacy

    1.3 mi
    Rx pickupCondoms / EC
  • Simons Discount Pharmacy Ii

    1.3 mi
    Rx pickupCondoms / EC

Showing the 5 closest pharmacies to Carson, CA.

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

Prevention & treatment

PrEP, prevention & online treatment

Testing is one step. For residents of Carson, 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.

STD stats & rates

STDs & HIV in Los Angeles County: the local picture

How reported STI rates in Los Angeles County, the county that includes Carson, compare with California 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 58 California counties for chlamydia, a higher rate than 90% of the state

Reported STD rates per 100,000, Los Angeles County vs California vs U.S.

Los Angeles County California U.S. = Los Angeles County vs the state average
Infection Los Angeles County California United States
Chlamydia
602.3 58,200 cases ▲ 23%
491.1 492.2
Gonorrhea
291.8 28,195 cases ▲ 53%
190.2 179.5
Syphilis (P&S)
21.6 2,085 cases ▲ 33%
16.3 15.8
Syphilis (early)
33.1 3,198 cases ▲ 73%
19.1 16
Syphilis (late/unknown)
50.2 4,848 cases ▲ 7%
46.7 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 Los Angeles County over time (per 100,000)

Chlamydia ▲ 2% vs 2022
Chlamydia Gonorrhea Syphilis (P&S)
0 325 650 2020202120222023

Between 2020 and 2023 in Los Angeles County, chlamydia has risen from 529.6 to 602.3 per 100,000 (14%), gonorrhea has risen from 259.8 to 291.8 per 100,000 (12%), and P&S syphilis has fallen from 22.6 to 21.6 per 100,000 (4%).

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 Carson, CA

Adults uninsured
10.4%
No routine checkup
25.9%
No transportation
9.4%
Binge drinking
13%
Frequent mental distress
14.6%
Depression
16.3%
Below poverty line
9.6%
Primary-care ratio
1,326 : 1
Los Angeles County

Primary-care shortage score 21 / 26

Medically Underserved Area · IMU 47.9

Social Vulnerability Index · 86th 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 Los Angeles County.

Local HIV snapshot

HIV in Los Angeles County (2023)

Federal priority area: Los Angeles County is one of 48 U.S. counties prioritized under the Ending the HIV Epidemic initiative: targeted federal funding to expand local HIV testing, PrEP, and prevention.

People living with HIV
622 / 100k
New diagnoses (2023)
1,627cases countywide
On PrEP (coverage)
30%

Los Angeles County HIV care continuum (2023)

Los Angeles County recorded 19.6 new HIV diagnoses per 100,000 (2023), against 14.9 statewide and 13.7 nationally. Among Los Angeles County residents living with HIV, 91.6% know their status · 72.8% are in care · 65.2% 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 Los Angeles County tests for syphilis.

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

Editorially Reviewed & Fact-Checked · Updated

Reviewed by EasySTD Editorial Team

Compiled and checked by EasySTD's editorial team against CDC and public-health sources. This is educational information, not a substitute for advice from a licensed clinician. Our editorial guidelines →

17 Sources

Local resources & officials

Data & references

Local context

About Carson, CA

Dolphin Park sits quietly at the edge of a neighborhood where most residents have put down roots, with homeownership running well above the national average and households that tend to be larger than typical for Southern California. That settled character shapes how families here actually move through the week: a household of four or more, often with two working adults drawing from a labor pool where unemployment is noticeably present, runs on layered schedules. Getting to a clinic listed on this page can mean navigating the I-405 or threading down Avalon Boulevard at a time when everyone else needs the car. Young adults in Carson, people in their late teens and twenties who represent a meaningful share of the population, face the highest rates of chlamydia and gonorrhea of any age group.

For them, the logistics are specific: appointments need to fit around shift work, shared vehicles, and the kind of cost pressure that comes when rent alone clears fifteen hundred dollars a month. For the roughly four in ten households not yet in six-figure income territory, the fee structures listed on each clinic card deserve a close look before booking. Several of the options listed here offer sliding-scale or no-cost testing, and confirming that detail upfront, rather than after the visit, is the step that makes a difference for a Carson renter on a fixed monthly budget.

Getting there

How residents reach STD testing in Carson, CA

Walkability 13.93 / 20 · Above average

Carson scores 13.93/20 on the EPA walkability index, so many trips are walkable or a short ride, though a car still gives you the widest choice of testing centers.

Source: EPA National Walkability Index 2021.

Map of 12 STD & STI testing locations in Carson, California, EasySTD

ZIP 90745 snapshot

Residents
57,952
Median age
41.1
Median income
$106,457

ZIP-level Census figures for the wider 90745 area around Carson: a single ZIP can span several communities, so they describe the area, not Carson alone.

Carson sits in Los Angeles County, ZIP 90745. Local context that shapes where residents test:

Local landmarks

  • Martin Luther King, Jr. Memorial
  • Jose Rizal (1861–1896)
  • Dolphin Park
  • Del Amo Park
  • Doctor Thomas G Mills Park
  • Carson Park

Neighborhoods & communities

  • Keystone
  • Avalon Village
  • Lincoln Village
  • Dominguez
  • West Carson
  • Dolanco Junction
  • Rancho Dominguez
  • Harbor Gateway

Major routes

  • I 405 (San Diego Freeway)
  • Avalon Boulevard
  • Stadium Way
  • East Del Amo Boulevard
  • Central Avenue

Reference

STD testing in Carson, CA: screening, costs & privacy

Everything to know before you test in Los Angeles County: the CDC's screening guidelines, each infection's detection window, per-test reference prices, and your privacy rights under California 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.

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

When to test: STD detection windows

Testing too early can return a false negative, confirm timing with a Carson-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
Browse all STD & STI guides
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 Carson 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.

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

Two things that actually depend on California 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 California, a minor aged 12 or older can consent to confidential STI testing and treatment on their own, no parental permission is required.

Can my partner be treated too? (EPT)

California 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 California

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

Good to Know

STD testing FAQs for Carson, CA

Answers to the questions people ask most before getting tested.

Is walk-in STD testing available near Carson, CA?

Yes, several local labs offer same-day walk-in testing; best to call first.

Can I use Medicaid for testing?

Yes, Medicaid typically covers it, and public clinics are free either way.

Where can I get tested for free near Carson, CA?

Public health clinics nearby provide free testing.

What's included in a full panel near Carson, CA?

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

How common is chlamydia in Los Angeles County?

Los Angeles County reported ~602 chlamydia cases per 100,000 in 2023, above the California average.

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

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

Can I get PrEP near Carson, CA?

Yes, PrEP, a daily pill that helps prevent HIV in HIV-negative people, is available in the area.

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 Carson, CA?

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

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