Chlamydia reports in Sierra County run about 87% lower than in the US. For a one-time concern or regular check-ups in Calpine, California, consider that some clinics welcome walk-ins for same-day testing, while labs and at-home kits offer more flexible scheduling. See your options below.
Available testing centers
7 testing options are listed for Calpine, CA. The nearest, Eastern Plumas Health Care, is about 9.9 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.
Eastern Plumas Health Care in Portola runs STI visits on a sliding-scale fee with Medicare accepted, covering gonorrhea, chlamydia, syphilis, conventional HIV, hepatitis B, hepatitis C, and TB. Appointments required, with bacterial infections treated the same day.
The clinic's panel is staffed and ordered to include hepatitis B and hepatitis C testing alongside gonorrhea, chlamydia, syphilis, and HIV. Meaning the bloodwork is drawn in a single visit and read by providers on staff, not sent to a separate specialist before you know where you stand.
Spanish-language care at Eastern Plumas Health Care is a staffing decision: providers and clinical personnel conduct the visit, document symptoms, and explain treatment plans in Spanish without routing through an intermediary, so prescriptions, follow-up instructions, and counseling are communicated in the same language the clinical conversation happens in.
Languages
English, Spanish
Tests offered
Serves
Care services
Prevention services
Fees & payment
Listing verified Oct 2025 · Source: CDC NPIN
A community safety-net rural health clinic about 11 miles from Calpine. Sliding-scale STD testing and care are typical here, call ahead to confirm the exact panel and pricing.
Tests offered
Sierra County Public Health Department, Loyalton's county health department, anchors STI care in a public-health infrastructure built around community need: rapid HIV testing, gonorrhea and chlamydia screening, TB testing, and STI treatment, by appointment, with all services provided at no fee.
Sierra County Public Health Department runs its STI services through county public health funding, which means no bill is generated at checkout: not for the rapid HIV test, not for gonorrhea or chlamydia screening, not for STI treatment or the hepatitis B vaccine series. The fee structure isn't a discount applied at the front desk; it's absorbed upstream.
Spanish is available directly through staff at Sierra County Public Health Department, so clinical conversations (about symptoms, treatment instructions, and follow-up) happen without a lag. That continuity keeps medication guidance and next-step care accurate from the first word.
Languages
English, Spanish
Tests offered
Serves
Care services
Prevention services
Fees & payment
Listing verified Nov 2025 · Source: CDC NPIN
Free tool · not a clinic
Testing too soon can miss an infection. Enter the date of possible exposure to see the earliest a test can reliably detect each STI.
| Infection | Earliest reliable test | Conclusive after |
|---|---|---|
| Chlamydia | 7 days after exposure | 14 days after exposure |
| Gonorrhea | 7 days after exposure | 14 days after exposure |
| Trichomoniasis | 7 days after exposure | 28 days after exposure |
| HIV (NAT / RNA) | 10 days after exposure | 33 days after exposure |
| HIV (4th-gen Ag/Ab) | 18 days after exposure | 45 days after exposure |
| HIV (antibody) | 21 days after exposure | 84 days after exposure |
| Syphilis | 21 days after exposure | 42 days after exposure |
| Hepatitis B | 21 days after exposure | 42 days after exposure |
| Hepatitis C | 56 days after exposure | 77 days after exposure |
| Herpes (HSV) | 28 days after exposure | 112 days after exposure |
Guidance only, confirm timing with a clinician. A negative result before the conclusive date may need a repeat test.
Typical out-of-pocket ranges by option, actual cost depends on which tests you need.
Public / community clinic
Free HIV testing is common
Private lab (self-pay)
Never billed to insurance
At-home kit
Mailed to your door, private
Doctor / urgent care
Often $0 preventive with insurance
No centers match those filters. Clear the service-type filter or the opening-hours filters to see every center.
Every other option
Beyond the dedicated testing centers above: at-home kits by mail, hospital labs certified for STI testing, local clinicians who can order a panel during a regular visit, pharmacies for self-test kits and prescriptions, and online PrEP & treatment.
Test from home
The nearest testing center is about 10 miles away; if you'd rather skip the trip, an at-home kit ships to Calpine, 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 value: single tests
$49 & 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.
Local clinicians
Beyond dedicated clinics, 39 primary-care, OB-GYN, infectious-disease and other clinicians have a CMS practice record within 30 miles of Calpine. They may be able to evaluate symptoms or order a confidential STD panel during a regular visit, and 8 offer telehealth.
Michelle Pourtabib, MD
Family medicine · 480 1st Avenue, Portola
Robert Adams, DO
Family medicine · 500 1st Avenue, Portola
Jessica Hamilton, MD
Family medicine · 209 Nevada Street, Downieville
Thomas Hovenic, MD Telehealth
Internal medicine · 101621 Martis Valley Road, Truckee
Heidi Standteiner, MD
Internal medicine · 10051 Lake Avenue, Truckee
Anna Ferrera Baumann, MD
Internal medicine · 10121 Pine Avenue, Truckee
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 Calpine, 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.
Portola Village Pharmacy
10.0 miLoyalton Pharmacy, Barber, Haire Faire
11 mi
26 mi 
26 mi Showing the 4 closest pharmacies to Calpine, 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 Calpine, 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
Visit from $0 insured
Telehealth STI treatment and sexual-health care, delivered or to your pharmacy
Visit from $39
Online STI treatment & DoxyPEP: same-day prescriptions to your pharmacy
From $0 insured
Telehealth PrEP & DoxyPEP with at-home testing and ongoing monitoring
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 Sierra County, the county that includes Calpine, compare with California and U.S. averages, based on the most recent 2023 surveillance data.
#57 of 58 California counties for chlamydia, among the lowest in the state
| Infection | Sierra County | California | United States |
|---|---|---|---|
| Chlamydia | 62.5 2 cases ▼ 87% | 491.1 | 492.2 |
| Gonorrhea | 31.2 1 cases ▼ 84% | 190.2 | 179.5 |
| Syphilis (P&S) | — no data | 16.3 | 15.8 |
| Syphilis (early) | — no data | 19.1 | 16 |
| Syphilis (late/unknown) | — no data | 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 Sierra County, chlamydia has fallen from 92.7 to 62.5 per 100,000 (33%), and gonorrhea has risen from 30.9 to 31.2 per 100,000 (1%).
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 Sierra County.
Local HIV snapshot
Sierra County HIV care continuum (2023)
Sierra County recorded 0 new HIV diagnoses per 100,000 (2023), against 14.9 statewide and 13.7 nationally. 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 Sierra County tests for syphilis.
Source: CDC NCHHSTP AtlasPlus, 2023 (county-level congenital syphilis is not published).
Local resources & officials
Data & references
Local context
Calpine's name traces to the Paiute word for trout, a nod to the Sierra streams that drew settlers to this mountain foothold. Today, the town draws a steady current of young adults: people in their late teens through thirties for whom confidential STI screening fits naturally into health routines, whether as part of annual checkups, before a new relationship, or simply as preventive care. Testing in and around Calpine listed on this page reflects the practical reality that sexual health decisions happen quietly, without announcement or delay. The landscape around Calpine Park and McElroy Hill holds the town's identity, but access to testing doesn't depend on geography.
Clinics and providers serving the area understand that discretion isn't negotiable: what you discuss with a nurse or counselor stays there, period. No results are shared with employers, schools, family members, or anyone else unless you explicitly consent. That separation between your test and the rest of your life is the baseline, not a special request. STI testing itself is straightforward: quick appointments, clear results, and next steps if needed.
For residents weighing whether to get screened, the barrier is rarely the test itself. It's usually the small voice asking whether it's worth the trip or the conversation. In Calpine, that question has a simple answer: yes. The clinics and resources available make screening one less thing to put off.
Getting there
At 5.11/20 on the EPA walkability index, day-to-day errands in Calpine 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.
Calpine sits in Sierra County, ZIP 96124. Local context that shapes where residents test:
Local landmarks
Nearby cities & towns
Just outside Calpine? 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 Sierra 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 Calpine-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 Calpine 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.
Possibly, Truckee, CA is close; compare it by distance against Eastern Plumas Health Care.
Most plans cover STD screening; a clinic or lab can bill insurance, or you can pay a flat self-pay price.
Public clinics nearby offer free HIV testing.
Local options test for Chlamydia, Gonorrhea, Syphilis, Herpes, Hepatitis A, Hepatitis B, Hepatitis C, Rapid HIV, a full panel covers the common ones.
About 63 cases per 100,000 residents (2023), below the California average.
In California, people under 18 can consent to confidential STD testing and treatment on their own.
Lab results typically come back in 1–2 days.
The CDC doesn't advise routine herpes testing without symptoms; if you have a sore, a swab of it is the most accurate test.
It's cured with antibiotics; treating partners together prevents reinfection.
Yes, test after the window period, and if HIV exposure is a concern, ask about PEP within 72 hours.
Have a different question? Browse the full STD & STI FAQ library, every question we answer, in one place.