STD Testing in Greenwich, CT

12 places to get tested — 2 partner labs that need no appointment, and 10 clinics and testing sites near Greenwich.

  • 2partner labs
  • 3free clinics
  • 6sliding scale
  • 1insurance or fee

Order a test online

Pick a panel, visit a lab nearby, results in 1–2 days. No appointment, no insurance.

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Partner labs near Greenwich

Order online, then walk in the same day with no appointment. A urine or blood sample takes about 15 minutes, and results come back in 1–2 days. They are confidential: never reported to your insurance company or added to your medical record.

  • Labcorp

    0.2 mi awayNo appointment

    2 1/2 Dearfield Drive, Greenwich, CT 06831 · Mon-Fri 8:00 am to 5:00 pm

    $10 off orders over $100 applied at checkoutOrder a test for this lab →
  • Quest Diagnostics

    1.1 mi awayNo appointment

    405 E Putnam Ave, Greenwich, CT 06830 · Mon-Fri 7:00 am to 4:00 pm

    $10 off orders over $100 applied at checkoutOrder a test for this lab →

We earn a commission if you order through the links above. It does not change what you pay, and it does not decide which labs are listed — those are the closest partner labs to Greenwich.

Explore testing locations in and near Greenwich

Partner lab · 2Clinic · 10every partner lab in Greenwich, plus the clinics listed on this page, within 13 miles

Clinics and testing sites near Greenwich

No free or low-cost clinic is addressed in Greenwich itself, so the nearest are listed below, closest first. Public clinics generally take longer to return results than a private lab, and several test on set days only, so it is worth calling ahead. If you would rather not wait or give your details at a public clinic, the 2 partner labs in Greenwich need no appointment and return results in 1–2 days.

How we chose these 10 clinics

  • Every one is on the CDC’s GetTested locatorThe wider CDC directory we draw from has over 16,000 entries. Only the ones GetTested also lists can appear here, and all 10 clinics below do.
  • Listings that name fewer than three tests are left outEven on GetTested, 527 listings name fewer than three tests. We don’t show them anywhere.
  • Unverified pregnancy centers are never shownThe CDC lists some pregnancy centers whose STD testing we couldn’t verify. We don’t list them anywhere.
  • Cost is stated the way the CDC lists itFree, sliding scale or insurance accepted, as each clinic reports it to the CDC. We don’t estimate prices, and if the listing says nothing, the card says “Fees not listed.”

Directory retrieved September 4, 2026. Open “View services” on any card to see when that clinic last updated its listing. All sources

  • Public health department0.1 mi away

    Greenwich Department of Health

    101 Field Point Rd, Greenwich, CT, 06830

    Hours
    Mon-Fri 8:00am-4:00pm
    AppointmentsAppointment required
    FeesFree STI testing listed
    • HIV & STI testing
    • Treats STIs
    CallWebsiteDirections
    View services

    Tests Chlamydia · Gonorrhea · Syphilis · HIV · Hepatitis B · Hepatitis C

    Treatments STI treatment · Hep B vaccine · Free condoms

    Languages English

    CDC GetTested listing, last updated by the source August 18, 2026. Directory retrieved September 4, 2026.

  • Hospital0.6 mi away

    Greenwich Hospital

    Infectious Diseases Consultants of Greenwich

    5 Perryridge Rd, Greenwich, CT, 06830

    HoursNot listed
    AppointmentsAppointment required
    FeesSliding scale listed
    • HIV & STI testing
    • PrEP & PEP
    • Treats STIs
    • Interpretation listed
    CallWebsiteDirections
    View services

    Tests Chlamydia · Gonorrhea · Syphilis · HIV · Herpes · Hepatitis B · Hepatitis C · Hepatitis A · TB

    Treatments STI treatment · PrEP · PEP · HIV care · Hep C treatment · Family planning · HPV vaccine · Hep B vaccine · Mpox vaccine · PrEP navigation

    Languages English · interpreter available

    CDC GetTested listing, last updated by the source March 10, 2026. Directory retrieved September 4, 2026.

  • Clinic3.7 mi away

    Anchor Health

    Stamford Location

    30 Myano Ln, Stamford, CT, 06902

    Hours
    Mon-Fri 9:00am-5:00pm
    AppointmentsAppointment required
    FeesFree STI testing listed
    • HIV & STI testing
    • PrEP & PEP
    • Treats STIs
    • Medicaid accepted
    CallWebsiteDirections
    View services

    Tests Chlamydia · Gonorrhea · Syphilis · HIV · Herpes · Hepatitis B · Hepatitis C · Hepatitis A

    Treatments STI treatment · PrEP · PEP · HIV care · Hep C treatment · Family planning · Ryan White · HPV vaccine · Hep B vaccine · Mpox vaccine · Free condoms · PrEP navigation · Case management

    Languages English · interpreter available

    CDC GetTested listing, last updated by the source April 29, 2026. Directory retrieved September 4, 2026.

  • Community health center4.7 mi away

    Optimus Health Care

    Harbor Point

    805 Atlantic St, Stamford, CT, 06902

    Hours
    Mon 8:00am-7:30pm+4Tue 8:00am-5:00pm · Wed 8:00am-7:30pm · Thu-Fri 8:00am-5:00pm · Sat 9:00am-1:00pm
    AppointmentsAppointment required
    FeesSliding scale listed
    • HIV & STI testing
    • Treats STIs
    • Medicaid accepted
    • Spanish spoken
    CallWebsiteDirections
    View services

    Tests Chlamydia · Gonorrhea · Syphilis · HIV

    Treatments STI treatment · Family planning · Ryan White · HPV vaccine · Hep B vaccine · Case management

    Languages English · Spanish

    CDC GetTested listing, last updated by the source April 12, 2026. Directory retrieved September 4, 2026.

  • Community organization4.8 mi away

    Family Centers

    Stamford

    888 Washington Blvd, Stamford, CT, 06901

    HoursNot listed
    AppointmentsAppointment required
    FeesFree STI testing listed
    • HIV & STI testing
    • Treats STIs
    • Spanish spoken
    CallWebsiteDirections
    View services

    Tests Chlamydia · Gonorrhea · Syphilis · HIV

    Treatments STI treatment · Family planning · Ryan White · HPV vaccine · Hep B vaccine · Case management

    Languages English · Spanish

    CDC GetTested listing, last updated by the source December 11, 2025. Directory retrieved September 4, 2026.

  • Community health center5.2 mi away

    Community Health Center Incorporated

    Community Health Center of Stamford at Fifth Street

    22 Fifth St, Stamford, CT, 06905

    Hours
    Mon 8:00am-5:00pm+5Tue 8:00am-7:00pm · Wed 8:00am-5:00pm · Thu 8:00am-7:00pm · Fri 8:00am-5:00pm · Sat 8:30am-12:00pm
    AppointmentsAppointment required
    FeesSliding scale listed
    • HIV & STI testing
    • PrEP
    • Treats STIs
    • Medicaid accepted
    CallWebsiteDirections
    View services

    Tests Chlamydia · Gonorrhea · Syphilis · HIV · Hepatitis C

    Treatments STI treatment · PrEP · Family planning · HPV vaccine · Hep B vaccine · PrEP navigation

    Languages English · Spanish · interpreter available

    CDC GetTested listing, last updated by the source October 15, 2025. Directory retrieved September 4, 2026.

  • Clinic5.2 mi away

    Planned Parenthood of Southern New England Incorporated

    Stamford Center

    35 6th St, Stamford, CT, 06902

    Hours
    Mon 11:00am-7:00pm+4Tue 10:00am-5:00pm · Wed 8:30am-4:30pm · Thu 10:00am-6:00pm · Fri 8:30am-4:30pm
    AppointmentsAppointment required
    FeesSliding scale listed
    • HIV & STI testing
    • PrEP & PEP
    • Treats STIs
    • Spanish spoken
    CallWebsiteDirections
    View services

    Tests Chlamydia · Gonorrhea · Syphilis · HIV · Herpes · Hepatitis B · Hepatitis C

    Treatments STI treatment · PrEP · PEP · Family planning · HPV vaccine · Hep B vaccine · Free condoms · PrEP navigation

    Languages English · Spanish · interpreter available

    CDC GetTested listing, last updated by the source June 3, 2026. Directory retrieved September 4, 2026.

  • Clinic6.9 mi away

    Nuvance Health-GoHealth Urgent Care

    Stamford

    1011 High Ridge Rd, Stamford, CT, 06905

    Hours
    Mon-Sun 8:00am-8:00pm
    AppointmentsWalk-ins accepted
    FeesInsurance accepted
    • HIV & STI testing
    • Treats STIs
    • Medicaid accepted
    • Spanish spoken
    CallWebsiteDirections
    View services

    Tests Chlamydia · Gonorrhea · Syphilis · HIV · Herpes · Hepatitis B · Hepatitis C · Hepatitis A · TB

    Treatments STI treatment · PEP

    Languages English · Spanish · ASL · other languages · interpreter available

    CDC GetTested listing, last updated by the source October 7, 2025. Directory retrieved September 4, 2026.

  • Community health center11.7 mi away

    Norwalk Community Health Center

    Smilow Life Center

    55 Chestnut St, Norwalk, CT, 06854

    Hours
    Mon-Fri 8:00am-5:00pm+1Sat 8:00am-12:00pm
    AppointmentsWalk-ins accepted
    FeesSliding scale listed
    • HIV & STI testing
    • Treats STIs
    • Medicaid accepted
    • Interpretation listed
    CallWebsiteDirections
    View services

    Tests Chlamydia · Gonorrhea · Syphilis · HIV · Herpes

    Treatments STI treatment · Family planning · HPV vaccine · Hep B vaccine · PrEP navigation

    Languages English · interpreter available

    CDC GetTested listing, last updated by the source November 20, 2025. Directory retrieved September 4, 2026.

  • Clinic12.6 mi away

    Circle Care Center

    Norwalk Clinic

    618 West Ave, Norwalk, CT, 06850

    Hours
    Mon 9:00am-7:00pm+2Tue-Thu 9:00am-5:00pm · Fri 9:00am-4:00pm
    AppointmentsAppointment required
    FeesSliding scale listed
    • HIV & STI testing
    • Medicaid accepted
    • Spanish spoken
    CallWebsiteDirections
    View services

    Tests Chlamydia · Gonorrhea · Syphilis · HIV · Herpes · Hepatitis B · Hepatitis C

    Treatments Ryan White · Free condoms · PrEP navigation · Case management

    Languages English · Spanish · other languages

    CDC GetTested listing, last updated by the source May 6, 2026. Directory retrieved September 4, 2026.

Testing privacy

Anonymous vs. confidential testing

Most clinics test confidentially. Some also offer anonymous testing, usually for HIV. Availability varies by testing site, so ask when you call.

Confidential

  • You give your name, and the result goes in your medical record.
  • Results are not available to the public.
  • Chlamydia, gonorrhea, syphilis and HIV are reportable in every state, so a positive result is reported to the health department. Those reports are kept confidential.

Anonymous

  • You don’t give your name.
  • You receive a number and use it, not your name, to get your result.
  • Not every site offers it. Ask before your visit.

Source: NIH HIVinfo, HIV Testing · CDC, STI Reporting and Confidentiality

Buy an at-home STD test near Greenwich and online

CVS Pharmacy, Walgreens and Target sell over-the-counter test kits near Greenwich, and myLAB Box ships one to your door. You collect the sample at home and mail it to a lab. Stock varies by branch — call ahead or check online before making the trip.

We earn a commission if you order a myLAB Box kit through the link above. It does not change what you pay, and it does not decide which pharmacies are listed — those are the chains with branches near Greenwich.

Fairfield County STD rates

Reported cases per 100,000 residents. Change shown against the year before.

Chlamydia

▼ 100%

0.0per 100k

0 reported cases · 2022

Gonorrhea

▼ 100%

0.0per 100k

0 reported cases · 2022

Syphilis

▼ 100%

0.0per 100k

0 reported cases · 2022

Source: CDC NCHHSTP AtlasPlus, 2022 release · Fairfield County, CT

Fairfield County reported 0 chlamydia cases in 2022, a rate of 0.0 per 100,000 residents. Most people who have chlamydia or gonorrhea have no symptoms at all, so waiting for something to feel wrong is not a strategy.

HIV prevention & treatment

PrEP, DoxyPEP & Online Treatment

A test result is the start, not the end. If you are negative and want to stay that way, PrEP and DoxyPEP cut the risk of a future infection. If you are positive, most STIs can be treated without setting foot in a clinic. Both are available to people in Greenwich by video visit, prescribed by clinicians licensed in Connecticut.

  • Treatment & DoxyPEP

    Wisp

    STI treatment $39 · DoxyPEP from $22

    Treatment for an STI, and DoxyPEP, prescribed online. The prescription goes to your pharmacy the same day.

    Visit Wisp
  • HIV PrEP & DoxyPEP

    Q Care Plus

    $0 for most insured patients

    PrEP and DoxyPEP by video visit, with test kits posted to you and follow-up bloodwork tracked between refills.

    Visit Q Care Plus
  • HIV PrEP & DoxyPEP

    MISTR

    $0 with or without insurance

    HIV prevention handled entirely from home: PrEP and the lab work that goes with it, no appointment.

    Visit MISTR

Prices depend on your insurance and change frequently — check the provider’s own site before ordering. None of these replace emergency care.

STD testing in Greenwich, answered

Where can I find free or sliding-scale STD testing near Greenwich?

Among the 10 clinics listed near Greenwich, 3 list free testing for at least one infection and 6 list sliding-scale fees. Confirm eligibility and charges before visiting. Free testing is listed at Greenwich Department of Health, Anchor Health, Family Centers.

How much does STD testing cost near Greenwich?

Among the 10 clinics listed near Greenwich, 3 list free testing for at least one infection and 6 charge on a sliding scale based on income. Private lab testing is a flat price paid up front — no insurance is filed, so nothing appears on an explanation of benefits.

Can I get tested on a weekend near Greenwich?

4 of the 10 listed clinics publish Saturday hours: Optimus Health Care, Community Health Center Incorporated, Nuvance Health-GoHealth Urgent Care, Norwalk Community Health Center. The partner labs are weekday only, so a Saturday visit means one of the community clinics.

How common are STDs in Greenwich?

In 2022, Fairfield County reported 0 chlamydia cases — a rate of 0.0 per 100,000 residents. Gonorrhea was 0.0 per 100,000.

Is testing available in Spanish near Greenwich?

6 of the 10 listed clinics indicate that Spanish-language services are available, and 4 list PrEP.

Data and sources
Partner labs
Quest and Labcorp location directories · checked August 2026
Public clinics
CDC GetTested / NPIN directory · retrieved September 4, 2026
Retailers
Retailer store directories · updated September 2026
Statistics
CDC NCHHSTP AtlasPlus · reporting year 2022