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STD Testing in Cambridge, MA: Free, Same-Day & Confidential

Gonorrhea cases in Middlesex County are about 36% lower than the national average. If you need STI testing in Cambridge, Massachusetts for a one-time concern or regular check-ups, clinics may bill insurance or offer sliding-scale fees, while private labs often let you pay a flat self-pay price. Use this list to weigh your options.

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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 Cambridge, MA

12 testing options are listed for Cambridge, MA. The nearest, Y2y Harvard Square, is about 0.1 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
Quest Diagnostics

Quest Diagnostics

Most popular Results in 1–2 days
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Review sources

  • Google263
  • EasySTD5
Rated 2.6 out of 5 from 268 reviews

Address
1180 Beacon Street, Brookline, MA 02446 2.2 miles away
Opening hours
  • Monday 6:30 AM – 5:00 PM
  • Tuesday 6:30 AM – 5:00 PM
  • Wednesday 6:30 AM – 5:00 PM
  • Thursday 6:30 AM – 5:00 PM
  • Friday 6:30 AM – 5:00 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
Quest Diagnostics

Quest Diagnostics

Results in 1–2 days
?

Review sources

  • Google59
  • EasySTD5
Rated 2.9 out of 5 from 64 reviews

Address
11 Nevins Street, Brighton, MA 02135 2.4 miles away
Opening hours
  • Monday 7:30 AM – 5:00 PM
  • Tuesday 7:30 AM – 5:00 PM
  • Wednesday 7:30 AM – 5:00 PM
  • Thursday 7:30 AM – 5:00 PM
  • Friday 7:30 AM – 5:00 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.

Community health center 0.1 miles

Y2y Harvard Square

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Review sources

  • Google16
  • EasySTD2
Rated 4.5 out of 5 from 18 reviews

Y2y Harvard Square, in Cambridge, draws its STI care from federal community health center funding, which translates directly into sliding-scale fees tied to income. Walk-ins are welcome for syphilis, gonorrhea, and chlamydia screening, with no set price keeping anyone from the door.

Sliding-scale
Address
1 Church Street, Cambridge, MA 02138
Website
Community health center 0.7 miles

Cambridge Health Alliance

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Review sources

  • Google1,763
  • EasySTD5
Rated 4.3 out of 5 from 1768 reviews

Cambridge Health Alliance in Cambridge handles the full bacterial panel (gonorrhea, chlamydia, syphilis) and treats confirmed bacterial infections the same visit, alongside rapid and conventional HIV testing, herpes, and TB. Fees run on a sliding scale, with Medicaid and private insurance accepted. Appointments are required.

Read full overview

Spanish Spoken, Interpretation Beyond That

Cambridge Health Alliance offers Spanish-language care directly and interpretation services for other languages, which means a patient's full exposure history, symptoms, and treatment instructions land in the language they actually use. Not summarized after the fact by a third party.

Ryan White Covers HIV Care From First Test Onward

Ryan White funding at Cambridge Health Alliance supports HIV care for people without the insurance or income to sustain ongoing treatment, from the initial test through antiretroviral management. For someone who needs a consistent HIV provider and can't absorb out-of-pocket medication costs, that funding source keeps care continuous rather than episodic.

Title X Includes Legally Confidential Care for Minors

Cambridge Health Alliance operates under Title X, which makes family planning services, including STI testing and contraception, legally confidential for minors, meaning a young person can access care without that visit appearing on a parent's insurance or records.

Tests & treats Title X Ryan White HIV care Sliding-scale PrEP
Address
1493 Cambridge Street, Cahill Building 2nd Floor Cambridge, MA 02139
Booking
Appointment required
Website
Community health center 1.0 miles

Fenway Health

No ratings yet

Fenway Health in Cambridge covers the full bacterial and viral panel (gonorrhea, chlamydia, syphilis, hepatitis C, and rapid or conventional HIV) treating bacterial infections the same day and providing PrEP, with every service at no fee and no appointment required.

Read full overview

Zero Fees Across Every Service Offered

Sliding-scale models still produce a bill for many people, discounted, but real. Fenway Health charges nothing for any service on its menu: testing, treatment, PrEP, counseling, needle exchange. The cost of care at this clinic is zero, across the board, with no exceptions buried in the fine print.

Spanish-Language Care Without the Transfer Gap

When a clinic can't deliver care in Spanish, the practical result is delayed treatment. A follow-up that doesn't happen, a prescription that goes unfilled, a question that never gets asked. Fenway Health in Cambridge provides STI care directly in Spanish, keeping the entire care relationship intact rather than fragmenting it across appointments.

Ryan White Funds HIV Care From First Test Forward

Ryan White Program funding at Fenway Health means HIV care doesn't stop at a positive result, it extends through ongoing treatment, with the program absorbing costs that would otherwise interrupt continuity. That federal backing is what keeps a person moving from diagnosis into sustained viral management without a financial break in the chain.

Tests & treats Ryan White HIV care PrEP
Address
359 Green Street, Cambridge, MA 02139
Opening hours
  • Monday 9:00 AM – 4:00 PM
  • Tuesday 9:00 AM – 4:00 PM
  • Wednesday 9:00 AM – 4:00 PM
  • Thursday 9:00 AM – 12:00 PM
  • Friday Closed
  • Saturday Closed
  • Sunday Closed
Website
1.2 miles

Massachusetts Alliance of Portuguese Speakers

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Review sources

  • Google29
  • EasySTD3
Rated 4.8 out of 5 from 32 reviews

Massachusetts Alliance of Portuguese Speakers in Cambridge requires an appointment for STI care and folds syphilis, gonorrhea, chlamydia, and HIV testing into that single scheduled visit. All priced on a sliding scale tied to income, so cost adjusts to what each patient can pay.

Address
1046 Cambridge Street, Cambridge, MA 02139
Booking
Appointment required
Opening hours
  • Monday 9:00 AM – 5:00 PM
  • Tuesday 9:00 AM – 5:00 PM
  • Wednesday 9:00 AM – 5:00 PM
  • Thursday 9:00 AM – 5:00 PM
  • Friday 9:00 AM – 5:00 PM
  • Saturday Closed
  • Sunday Closed
Website
1.6 miles

Planned Parenthood League of Massachusetts

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Review sources

  • Google148
  • EasySTD5
Rated 4 out of 5 from 153 reviews

Planned Parenthood League of Massachusetts in Boston covers the full STI panel (HIV, hepatitis B and C, syphilis, gonorrhea, chlamydia, and herpes) with same-visit treatment for bacterial infections on a sliding-scale fee open to all; appointments are required.

Read full overview

Spanish Spoken On Staff, Interpretation Beyond

Spanish is spoken directly at this Boston clinic, and interpretation services extend to additional non-English languages for other speakers. Direct-language care means clinical conversations (symptoms, dosing instructions, follow-up steps) happen without a go-between, which reduces the room for miscommunication in decisions that carry real consequences.

Title X Legally Protects Minor Patients Here

Title X federal designation makes confidential STI and family planning services for minors a legal guarantee at this clinic, not a discretionary policy. That protection covers testing, treatment, and contraception. Meaning a minor's care cannot be disclosed without their consent.

For anyone managing ongoing HIV prevention (whether starting daily PrEP, needing PEP, or considering DoxyPEP to reduce bacterial STI risk after condomless sex) Planned Parenthood League of Massachusetts holds all three prescribing capabilities in Boston. Having a single clinic that handles the full prevention toolkit is especially useful for people without a regular primary care provider.

Tests & treats Title X Sliding-scale PrEP DoxyPEP
Address
1055 Commonwealth Avenue, Boston, MA 02215
Booking
Appointment required
Opening hours
  • Monday 7:30 AM – 6:00 PM
  • Tuesday 7:30 AM – 6:00 PM
  • Wednesday 7:30 AM – 6:00 PM
  • Thursday 7:30 AM – 6:00 PM
  • Friday 7:30 AM – 3:00 PM
  • Saturday 7:30 AM – 3:00 PM
  • Sunday Closed
Website
Community health center 1.6 miles

Charles River Community Health

No ratings yet

Charles River Community Health in Brighton operates on a sliding scale and accepts Medicaid, Medicare, and private insurance, covering gonorrhea, chlamydia, syphilis, rapid and conventional HIV, herpes, hepatitis B, hepatitis C, and TB. With same-visit treatment for bacterial infections. Appointments are required.

Read full overview

Herpes and Hepatitis Aren't Afterthoughts Here

Plenty of STI clinics test for the four most-ordered infections and leave herpes, hepatitis B, and hepatitis C to a separate appointment somewhere else. Charles River Community Health runs a single panel that includes all of them, so gaps in the picture don't go unexamined.

Charles River Community Health prescribes PrEP, PEP, and DoxyPEP directly, which means prevention planning, whether ongoing or time-sensitive, doesn't require a separate provider or a second intake process.

Interpretation Moves Beyond a Phone Line

Many clinics handle language needs by connecting patients to a remote line mid-visit, leaving the conversation fragmented. At Charles River Community Health in Brighton, interpretation services for non-English languages are woven into care itself, so the clinical conversation stays intact from start to finish.

Tests & treats Sliding-scale PrEP DoxyPEP
Address
495 Western Avenue, Brighton, MA 02135
Booking
Appointment required
Opening hours
  • Monday 8:30 AM – 7:00 PM
  • Tuesday 8:30 AM – 7:00 PM
  • Wednesday 8:30 AM – 7:00 PM
  • Thursday 8:30 AM – 7:00 PM
  • Friday 8:30 AM – 5:00 PM
  • Saturday 8:30 AM – 1:00 PM
  • Sunday Closed
Website
Highest rated 2.2 miles

Holtzman Medical Group

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Review sources

  • Google1,045
  • EasySTD5
Rated 4.9 out of 5 from 1050 reviews

Holtzman Medical Group in Brookline tests for HIV, syphilis, gonorrhea, chlamydia, herpes, and hepatitis A, B, and C on a fee-based sliding scale, with same-visit treatment for bacterial infections and same-day TB testing. Appointments required.

Read full overview

Holtzman runs herpes and hepatitis A, B, and C alongside the standard bacterial panel: meaning a single visit produces a fuller picture of what's circulating, and conditions that might otherwise go undetected until symptoms appear get caught and addressed at the source.

Many primary-care offices handle PrEP but stop there, leaving PEP and DoxyPEP to specialists elsewhere. Holtzman prescribes and manages all three under one provider relationship, so prevention strategy can be adjusted as a patient's circumstances change without bouncing between practices.

Holtzman maintains interpretation services for non-English-speaking patients: not a back-channel workaround but a staffed capability that covers the clinical exchange itself: discussing symptoms, reviewing results, and walking through medication instructions in the language the patient uses.

Tests & treats PrEP DoxyPEP
Address
1180 Beacon Street, Brookline, MA 02446
Booking
Appointment required
Opening hours
  • Monday 8:30 AM – 5:00 PM
  • Tuesday 8:30 AM – 5:00 PM
  • Wednesday 8:30 AM – 5:00 PM
  • Thursday 8:30 AM – 5:00 PM
  • Friday 8:30 AM – 5:00 PM
  • Saturday Closed
  • Sunday Closed
Website
2.3 miles

Atrius Health

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Review sources

  • Google1,070
  • EasySTD5
Rated 4.3 out of 5 from 1075 reviews

Atrius Health in Boston tests for HIV, gonorrhea, chlamydia, syphilis, hepatitis B, and hepatitis C, treating bacterial infections the same visit. Fees apply and insurance is accepted; an appointment is required.

Read full overview

PrEP and PEP Prescribed and Monitored In-House

Atrius Health prescribes both PrEP and PEP directly, pairing the prescription with the follow-up labs and adherence counseling that make either regimen actually work. Monitoring for kidney function and resistance markers happens within the same clinical relationship, not handed off elsewhere.

Hepatitis B and C Testing Beyond the Standard Four

Clinics that limit their panel to gonorrhea, chlamydia, syphilis, and HIV leave hepatitis B and C undetected until symptoms surface elsewhere. Atrius Health tests for both, and pairs the hepatitis B test with vaccination for those who need it.

Tests & treats PrEP
Address
133 Brookline Avenue, Boston, MA 02215
Booking
Appointment required
Opening hours
  • Monday 8:00 AM – 8:00 PM
  • Tuesday 8:00 AM – 8:00 PM
  • Wednesday 8:00 AM – 8:00 PM
  • Thursday 8:00 AM – 8:00 PM
  • Friday 8:00 AM – 8:00 PM
  • Saturday 9:00 AM – 5:00 PM
  • Sunday 9:00 AM – 5:00 PM
Website
Premium Partner
Quest Diagnostics

Quest Diagnostics

Results in 1–2 days
?

Review sources

  • Google107
  • EasySTD5
Rated 2.6 out of 5 from 112 reviews

Address
280 Washington Street, Brighton, MA 02135 2.5 miles away
Opening hours
  • Monday 8:00 AM – 5:30 PM
  • Tuesday 8:00 AM – 5:30 PM
  • Wednesday 8:00 AM – 5:30 PM
  • Thursday 8:00 AM – 5:30 PM
  • Friday 8:00 AM – 5:30 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.

Premium Partner
Quest Diagnostics

Quest Diagnostics

Results in 1–2 days
?

Review sources

  • Google172
  • EasySTD5
Rated 2.3 out of 5 from 177 reviews

Address
319 Longwood Avenue, Boston, MA 02115 2.7 miles away
Opening hours
  • Monday 7:00 AM – 5:00 PM
  • Tuesday 7:00 AM – 5:00 PM
  • Wednesday 7:00 AM – 5:00 PM
  • Thursday 7:00 AM – 5:00 PM
  • Friday 7:00 AM – 5:00 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.

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 Cambridge, MA

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 Cambridge, MA

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

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 Cambridge, MA

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

  • Atrius Health Cambridge

    1611 Cambridge Street, Cambridge, MA 02138

    CMS-certified lab Accredited · College of American Pathologists

    • Full STD panel
  • Center for Human Genetics

    840 Memorial Drive, Cambridge, MA 02139

    CMS-certified lab Accredited · College of American Pathologists

    • Full STD panel
  • CHA Cambridge Hospital Laboratory

    1493 Cambridge Street, Cambridge, MA 02139

    CMS-certified lab Accredited · College of American Pathologists

    • Full STD panel
  • Laboratory for Molecular Medicine

    65 Landsdowne Street 3rd Floor, Cambridge, MA 02139

    CMS-certified lab Accredited · Joint Commission

    • Full STD panel
  • MIT Health

    25 Carleton Street East 23- 154, Cambridge, MA 02142

    CMS-certified lab Accredited · College of American Pathologists

    • Full STD panel
  • Molecularmd

    840 Memorial Drive, Cambridge, MA 02139

    CMS-certified lab Accredited · College of American Pathologists

    • Full STD panel

Showing 6 of the CLIA-certified labs in Middlesex County.

Source: CMS CLIA registry (Provider of Services), Q1 2026. Federal public records: active CLIA-certified laboratories near Cambridge. 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 Cambridge, MA who may help arrange STD testing

Beyond dedicated clinics, 4,833 primary-care, OB-GYN, infectious-disease and other clinicians have a CMS practice record within 30 miles of Cambridge. They may be able to evaluate symptoms or order a confidential STD panel during a regular visit, and 2,381 offer telehealth.

  • Melissa Bartick, MD

    Internal medicine · Cambridge Health Alliance, Cambridge

  • Jean Fechheimer, MD

    OB-GYN · 75 Mount Auburn Street, Cambridge

  • Giang Nguyen

    Family medicine · 75 Mount Auburn Street, Cambridge

  • Alexandra Houck, MD Telehealth

    Internal medicine · 75 Mount Auburn Street, Cambridge

  • Jessica Small, MD Telehealth

    Family medicine · 1611 Cambridge Street, Cambridge

  • Brian Chan, MD

    Infectious disease · 1575 Cambridge Street, Cambridge

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 Cambridge, MA

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

  • CVS Pharmacy 0.2 mi
    Rx pickupOTC HIV self-testAt-home STI kitsMinuteClinic STI careHPV & Hep B vaccinesCondoms / EC
  • President & Fellows of Harvard College

    0.3 mi
    Rx pickupCondoms / EC
  • Skenderian Apothecary

    0.5 mi
    Rx pickupCondoms / EC
  • Walgreens 0.6 mi
    Rx pickupOTC HIV self-testAt-home STI kitsPrEP/PEP fillsHPV & Hep B vaccinesCondoms / EC

Showing the 4 closest pharmacies to Cambridge, MA.

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 Cambridge, 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 Middlesex County: the local picture

How reported STI rates in Middlesex County, the county that includes Cambridge, compare with Massachusetts and U.S. averages, based on the most recent 2023 surveillance data. An estimated ~49% of residents are aged 15–34 (ACS), the age group with the highest reported chlamydia and gonorrhea rates nationally.

#9 of 14 Massachusetts counties for chlamydia, a higher rate than 36% of the state

Reported STD rates per 100,000, Middlesex County vs Massachusetts vs U.S.

Middlesex County Massachusetts U.S. = Middlesex County vs the state average
Infection Middlesex County Massachusetts United States
Chlamydia
317.6 5,158 cases ▼ 23%
412.7 492.2
Gonorrhea
114 1,852 cases ▼ 18%
139.8 179.5
Syphilis (P&S)
8.6 139 cases ▼ 19%
10.6 15.8
Syphilis (early)
10.8 175 cases ▲ 5%
10.3 16
Syphilis (late/unknown)
11.6 188 cases ▼ 15%
13.7 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 Middlesex County over time (per 100,000)

Chlamydia ▲ 3% vs 2022
Chlamydia Gonorrhea Syphilis (P&S)
0 175 350 2020202120222023

Between 2020 and 2023 in Middlesex County, chlamydia has risen from 258.8 to 317.6 per 100,000 (23%), gonorrhea has risen from 74.8 to 114 per 100,000 (52%), and P&S syphilis has risen from 6.9 to 8.6 per 100,000 (25%).

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 Cambridge, MA

Adults uninsured
4%
No routine checkup
25.2%
No transportation
7.1%
Binge drinking
19.3%
Frequent mental distress
15.7%
Depression
23.4%
Below poverty line
7.3%
Primary-care ratio
803 : 1
Middlesex County

Primary-care shortage score 17 / 26

Medically Underserved Area · IMU 59.9

Social Vulnerability Index · 29th 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 Middlesex County.

Local HIV snapshot

HIV in Middlesex County (2023)

People living with HIV
294 / 100k
New diagnoses (2023)
79cases countywide
On PrEP (coverage)
42.4%

Middlesex County HIV care continuum (2023)

Middlesex County recorded 5.6 new HIV diagnoses per 100,000 (2023), against 8.8 statewide and 13.7 nationally. Among Middlesex County residents living with HIV, 71.2% are in care · 64.2% 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 Middlesex 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 Cambridge, MA

In the heart of Harvard Square, where the bustle of Massachusetts Avenue meets the tranquility of Flagstaff Park, residents navigate a complex landscape of work, life, and relationships. Many of them are young adults still forming connections, with a significant portion of the population in their late teens and twenties. For these individuals, finding convenient and low-pressure access to health services can be a challenge.

The neighborhood's mix of high-rise apartments and single-family homes reflects the area's blend of long-term residents and newcomers. With a predominantly renter population, monthly rent payments are a significant consideration for many households. Those who do own homes often have substantial equity, but the typical home value is out of reach for many. As people balance work and personal life, the demands of a busy schedule can make it hard to prioritize health screenings.

For those living in Mid-Cambridge or working along the Brattle Street corridor, getting to a testing site can require some planning. Given the local workforce's strong labor-force participation and high earning potential, with many households bringing in substantial incomes, the cost of missing work for a health appointment can be steep. For young professionals and families, securing affordable and accessible health services – including low-friction screening options – near places like the Cambridge Common or Irish Famine Memorial can make all the difference in maintaining their well-being, especially for those with limited financial buffers.

Getting there

How residents reach STD testing in Cambridge, MA

Walkability 15.69 / 20 · Most walkable

Cambridge scores 15.69/20 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 Cambridge, Massachusetts, EasySTD

ZIP 02139 snapshot

Residents
39,609
Median age
29.9
Median income
$124,648

ZIP-level Census figures for the wider 02139 area around Cambridge: a single ZIP can span several communities, so they describe the area, not Cambridge alone.

Cambridge sits in Middlesex County, ZIP 02139. Local context that shapes where residents test:

Local landmarks

  • Flagstaff Park
  • Cambridge Common
  • Statue of Charles Sumner
  • Irish Famine Memorial
  • Civil War Monument
  • John Harvard Statue

Neighborhoods & communities

  • Harvard Square
  • Old Cambridge
  • Baldwin
  • Mid-Cambridge
  • Riverside
  • Avon Hill
  • Neighborhood Nine
  • West Cambridge

Major routes

  • MA 2A (Massachusetts Avenue)
  • MA 2A (Peabody Street)
  • Garden Street
  • MA 2A (Brattle Street)

Reference

STD testing in Cambridge, MA: screening, costs & privacy

Everything to know before you test in Middlesex County: the CDC's screening guidelines, each infection's detection window, per-test reference prices, and your privacy rights under Massachusetts 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 Cambridge-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
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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 Cambridge 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 Massachusetts Minor consent and partner treatment (EPT) under state law, plus how to test privately

Two things that actually depend on Massachusetts 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 Massachusetts, a minor may consent to confidential STI testing and treatment on their own; a provider may inform a parent only if they judge the minor's health to be in serious danger.

Can my partner be treated too? (EPT)

Massachusetts 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 Massachusetts

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 Cambridge, MA

Answers to the questions people ask most before getting tested.

Is walk-in STD testing available near Cambridge, MA?

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

Does insurance cover STD testing near Cambridge, MA?

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

Is there free HIV testing near Cambridge, MA?

Yes, free HIV testing is available at public clinics in the area.

What's included in a full panel near Cambridge, MA?

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

How common is chlamydia in Middlesex County?

Middlesex County reported ~318 chlamydia cases per 100,000 in 2023, below the Massachusetts average.

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

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

Can I get PrEP near Cambridge, MA?

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

Can STDs be treated near Cambridge, MA?

Many STIs are fully cured with antibiotics; others, like HIV and herpes, are well managed with treatment.

Is syphilis curable?

Yes, syphilis is cured with antibiotics (usually penicillin), and earlier treatment prevents long-term damage.

Who needs routine STD testing?

Sexually active people, especially under 25 or with new/multiple partners; everyone 13–64 should test for HIV at least once.

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