In Butte County, reported gonorrhea runs about 27% lower than the US average. People in Cohasset, California, seek STI testing for a one-time concern or regular check-ups, so weigh visiting a clinic to answer questions and start treatment, versus an at-home kit to collect a sample on your own schedule and mail it in. See the options below.
Available testing centers
7 testing options are listed for Cohasset, CA. The nearest, Ampla Health, is about 10.0 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.
Ampla Health in Magalia tests for gonorrhea, chlamydia, syphilis, herpes, hepatitis B and C, and HIV on a sliding-scale fee open to all payers, Medicaid and Medicare included, with an appointment required to be seen.
Many clinics hand off language access to an external service, a voice on a phone that neither party chose. At Ampla Health, Spanish is spoken directly by staff, and interpretation is available for other languages without routing the conversation through a removed third party.
Skipping herpes or hepatitis testing means a second appointment, a second provider, and a gap between exposure and diagnosis. Ampla Health tests for herpes, hepatitis B, and hepatitis C alongside the standard bacterial and HIV panel, so a single visit closes those gaps rather than opening new ones.
Languages
English, Interpretation Services Available for Non-English Languages, Spanish
Tests offered
Serves
Care services
Prevention services
Fees & payment
Listing verified Oct 2025 · Source: CDC NPIN + HRSA
Planned Parenthood Northern California in Chico tests for HIV, syphilis, chlamydia, gonorrhea, herpes, hepatitis B and C, and TB on a sliding-scale fee with donations accepted: appointments required, bacterial infections treated same visit, and every service carries no charge at the door.
Planned Parenthood Northern California in Chico structures all of its services (testing, treatment, PrEP, vaccines, and family planning) at no cost to patients. That zero-fee floor applies across the full scope of care, not selectively by service type or payer status.
Spanish is available directly at Planned Parenthood Northern California in Chico, and interpretation services extend care to additional languages beyond that. Having two distinct language pathways means clinical conversations (about dosing, diagnosis, or ongoing treatment) happen with precision, not approximation.
As a Title X-funded site, Planned Parenthood Northern California in Chico is legally required to provide confidential family planning services to minors: meaning records, billing, and communications are shielded by federal statute, not clinic policy. That legal mechanism operates independently of parental insurance or consent in family planning contexts.
Languages
English, Interpretation Services Available for Non-English Languages, Spanish
Tests offered
Serves
Care services
Prevention services
Fees & payment
Listing verified Jul 2025 · Source: CDC NPIN
Ampla Health North Chico Medical in Chico holds its doors open to anyone navigating coverage gaps, paying out of pocket, or simply between providers, and as a federally qualified health center, it backs that welcome with sliding-scale fees tied to income. STI screening here covers syphilis, gonorrhea, and chlamydia.
Tests offered
Fees & payment
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 10 miles away; if you'd rather skip the trip, an at-home kit ships to Cohasset, 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 range: couples & full panels
$79 & up
Best for simplicity & support
$89 & 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 Butte 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.
80 Declaration Drive, Chico, CA 95973
CMS-certified lab
240 Spruce Street, Gridley, CA 95948
CMS-certified lab
240 Spruce Street, Gridley, CA 95948
CMS-certified lab
Source: CMS CLIA registry (Provider of Services), Q1 2026. Federal public records: active CLIA-certified laboratories near Cohasset. 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, 96 primary-care, OB-GYN, infectious-disease and other clinicians have a CMS practice record within 30 miles of Cohasset. They may be able to evaluate symptoms or order a confidential STD panel during a regular visit, and 36 offer telehealth.
Celeste Reinking, MD
Family medicine · 500 Cohasset Road, Chico
Erika Clark, MD
Internal medicine · 340 West East Avenue, Chico
Holly Rankin, MD
OB-GYN · 277 Cohasset Road, Chico
Elisa Tong, MD Telehealth
Internal medicine · 643 West East Avenue, Chico
Alyssa Milliron, MD Telehealth
Internal medicine · 680 Cohasset Road, Chico
Terrance Foster, MD Telehealth
Family medicine · 270 Cohasset Road, Chico
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 Cohasset, CA 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.
Lisa Family Pharmacy
10.0 mi
10 mi 
10 mi 
11 mi Showing the 4 closest pharmacies to Cohasset, CA.
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 Cohasset, telehealth covers the rest: HIV-prevention medication (PrEP) and DoxyPEP to lower future risk, and discreet online treatment if a result comes back positive. All prescribed by licensed U.S. clinicians.
$0 with most insurance
Free online PrEP & DoxyPEP: HIV prevention, home lab kits, no in-person visit
From $0 insured
Telehealth PrEP & DoxyPEP with at-home testing and ongoing monitoring
Visit from $39
Online STI treatment & DoxyPEP: same-day prescriptions to your pharmacy
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 Butte County, the county that includes Cohasset, compare with California and U.S. averages, based on the most recent 2023 surveillance data. An estimated ~19% of residents are aged 15–34 (ACS), the age group with the highest reported chlamydia and gonorrhea rates nationally.
#13 of 58 California counties for chlamydia, a higher rate than 78% of the state
| Infection | Butte County | California | United States |
|---|---|---|---|
| Chlamydia | 485.6 1,006 cases ▼ 1% | 491.1 | 492.2 |
| Gonorrhea | 131.8 273 cases ▼ 31% | 190.2 | 179.5 |
| Syphilis (P&S) | 33.3 69 cases ▲ 104% | 16.3 | 15.8 |
| Syphilis (early) | 18.3 38 cases ▼ 4% | 19.1 | 16 |
| Syphilis (late/unknown) | 27 56 cases ▼ 42% | 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.
Between 2020 and 2023 in Butte County, chlamydia has fallen from 534.9 to 485.6 per 100,000 (9%), gonorrhea has fallen from 209.3 to 131.8 per 100,000 (37%), and P&S syphilis has fallen from 44.9 to 33.3 per 100,000 (26%).
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 Butte County.
Local HIV snapshot
Butte County HIV care continuum (2023)
Butte County recorded 8.5 new HIV diagnoses per 100,000 (2023), against 14.9 statewide and 13.7 nationally. Among Butte County residents living with HIV, 83.4% are in care · 20.4% 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 Butte County tests for syphilis.
Source: CDC NCHHSTP AtlasPlus, 2023 (county-level congenital syphilis is not published).
Local resources & officials
Data & references
Local context
Sugarloaf Mountain Road anchors a community where most households own their homes and have for years, that kind of rootedness shapes daily routines in ways that aren't always obvious. With nearly seven in ten adults married and households averaging close to three people, Cohasset leans toward established family life, and the roughly four in ten residents outside the labor force (retired, caregiving, or between things) move through their days on schedules that don't follow a standard nine-to-five clock. That mix matters when thinking about who actually makes time for preventive care and who quietly lets it slide.
The testing options listed on this page exist partly to shrink that commitment: different directions, different hours, different fee structures for a town where a meaningful share of households carry real financial weight but another portion is navigating tighter budgets on modest rent. Butte County's STI picture makes routine screening genuinely worthwhile, not just cautionary advice. Knowing the options before you need them (which clinic is closest to the Sugarloaf Mountain stretch, which stays open late) is the kind of preparation that fits how people in Cohasset actually live.
Getting there
At 7.69/20 on the EPA walkability index, day-to-day errands in Cohasset 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 95973 snapshot
ZIP-level Census figures for the wider 95973 area around Cohasset: a single ZIP can span several communities, so they describe the area, not Cohasset alone.
Cohasset sits in Butte County, ZIP 95973. Local context that shapes where residents test:
Local landmarks
Nearby cities & towns
Just outside Cohasset? 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 Butte 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.
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 Cohasset-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 Cohasset 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 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).
In California, a minor aged 12 or older can consent to confidential STI testing and treatment on their own, no parental permission is required.
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 CaliforniaSource: 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.
There are 7 options within a 30-mile drive.
Free at public clinics. Private labs run about $24 for one test and $139 for a full panel; at-home kits are $49+.
Public clinics serve people without insurance, often on a sliding scale.
A full panel typically covers chlamydia, gonorrhea, syphilis, HIV, and hepatitis B and C.
Butte County reported ~486 chlamydia cases per 100,000 in 2023, below the California average.
Most results are ready in about 1–2 days.
In California, people under 18 can consent to confidential STD testing and treatment on their own.
Yes, PrEP, a daily pill that helps prevent HIV in HIV-negative people, is available in the area.
Your results are part of your HIPAA-protected medical record; you can ask any clinic about its own privacy practices.
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.