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Diagnostic Testing in Queens & Manhattan, NY

City Prime Care offers Diagnostic Testing at our Elmhurst, Queens and Chinatown, Manhattan clinics. Our diagnostic testing NYC patients rely on covers blood work, urine tests, EKGs and infection screening, with samples collected during your visit and results reviewed by your own primary care provider. It helps anyone who needs a routine check, answers about new symptoms, or regular monitoring of a long-term condition.

Last updated September 2026

Elmhurst, QueensChinatown, Manhattan

Diagnostic Testing at City Prime Care – a blood sample being prepared for testing

Tests We Offer

A test result only matters when someone explains what it means for you. That is the idea behind diagnostic testing at City Prime Care: your provider orders the tests that fit your history and symptoms, our staff collects samples in the exam room, and a licensed laboratory processes them. Heart tracings are done right in the office. For patients comparing options for diagnostic testing NYC wide, the benefit is simple — the person who ordered the test is the same person who reads it with you.

Tests commonly ordered at our clinics include:

  • Complete blood count (CBC)
  • Basic and comprehensive metabolic panels
  • Lipid panel (cholesterol and triglycerides)
  • Hemoglobin A1c and blood glucose
  • Thyroid tests (TSH, free T4)
  • Urinalysis and urine dipstick
  • Electrocardiogram (EKG)
  • Rapid strep, flu and COVID-19 tests
  • STD and infection testing
  • Vitamin D, B12 and iron studies

Imaging such as X-ray, ultrasound, CT and MRI is not performed in our offices; when you need it, we send a referral to a trusted imaging center and review the report with you afterward.

Blood Work & Lab Tests

If you have been searching for a blood test near me in Elmhurst or lower Manhattan, you can have your blood drawn at the same visit where your provider orders it, so there is no separate trip to an outside lab. Lab work in Queens and Chinatown is handled the same way at both clinics: a trained staff member draws a few small tubes, labels them, and sends them to a licensed laboratory. Many panels are part of a yearly checkup or a comprehensive health assessment, while others are ordered to look into a specific complaint such as fatigue, dizziness or unexplained weight change.

Complete Blood Count (CBC)

A CBC measures the main parts of your blood: red cells that carry oxygen, white cells that fight infection, and platelets that help blood clot. It also reports hemoglobin and hematocrit. Low red cell values can point toward anemia, which often shows up as tiredness or shortness of breath. A high white count may suggest an infection or inflammation. Because it is quick and informative, the CBC is one of the most frequently ordered blood tests in primary care, both at routine physicals and when something feels off.

Metabolic Panel

A basic metabolic panel checks blood sugar, electrolytes such as sodium and potassium, and markers of kidney function like creatinine. The comprehensive version adds liver enzymes, protein and albumin levels. Together these values show how well your kidneys and liver are working and whether your body chemistry is in balance. Providers often order this panel before starting certain medications, while monitoring blood pressure treatment, or when a patient reports symptoms such as swelling, nausea or unusual fatigue.

Cholesterol & A1c

A lipid panel reports total cholesterol, LDL, HDL and triglycerides, which help estimate your risk of heart disease and stroke. Hemoglobin A1c reflects your average blood sugar over roughly the past three months and is used to screen for prediabetes and diabetes. Guidelines recommend diabetes screening for many adults starting in their mid-30s, especially those with extra weight. For patients already living with these conditions, repeat checks show whether treatment and lifestyle changes are working.

Thyroid Tests

The thyroid gland controls how your body uses energy. A TSH blood test is usually the first step, and a free T4 level may be added to clarify the picture. An underactive thyroid can cause tiredness, weight gain, dry skin and feeling cold, while an overactive one can cause a racing heart, weight loss and anxiety. Thyroid problems are common, particularly in women, and are usually manageable once identified. Your provider will retest periodically if you start treatment.

EKG & Heart Tests

An electrocardiogram, or EKG, records the electrical activity of your heart through small sticky pads placed on the chest, arms and legs. It takes only a few minutes, is painless, and is done right in our exam rooms, so if you are looking for an EKG near me in Queens or Manhattan, you will not need a separate appointment elsewhere. Your provider can see the tracing during the same visit.

An EKG can help detect irregular rhythms, signs of a past heart attack, or strain on the heart muscle. We commonly use it for pre-operative clearance, for palpitations or dizziness, and as part of care for high blood pressure or diabetes. When results call for a closer look, such as an echocardiogram, stress test or Holter monitor, we refer you to a cardiologist and stay involved in your care. Chest pain, trouble breathing or fainting can signal an emergency — for emergencies, call 911 rather than waiting for a clinic visit.

STD & Infection Testing

Confidential STD testing in NYC should feel routine, not awkward. Our providers ask a few private questions about symptoms and exposure, then recommend the right tests. Patients looking for STD testing in Chinatown or Elmhurst can have samples collected in the exam room and sent to a licensed lab.

Infection tests we can order include:

  • Chlamydia and gonorrhea (urine or swab)
  • HIV screening
  • Syphilis blood test
  • Hepatitis B and hepatitis C
  • Herpes testing when sores are present
  • Urine culture for suspected urinary tract infections
  • Rapid strep, flu and COVID-19 swabs

The CDC recommends that everyone ages 13 to 64 be tested for HIV at least once, and that sexually active women under 25 be screened yearly for chlamydia and gonorrhea. If a result is positive, your provider explains treatment and next steps with you in private.

How to Prepare

Most tests need no preparation, but a few details make the visit smoother and your results more reliable. When you book, our staff will tell you if your specific tests have any special instructions.

A few general tips:

  • Fasting: some glucose and lipid tests are more accurate after 8 to 12 hours without food; water is fine.
  • Medications: keep taking your usual medicines unless your provider tells you otherwise, and bring a current list.
  • Hydration: drinking water beforehand makes veins easier to find during a blood draw.
  • Clothing: wear a short-sleeved or loose top for blood draws and an EKG.
  • Urine samples: try not to urinate right before your visit.
  • Paperwork: bring your insurance card, photo ID and any recent outside results.

If you feel anxious about needles or have fainted during a blood draw before, let us know so we can have you lie down. When you are ready, you can schedule your lab visit online.

Getting Your Results

Some answers come during the visit. Rapid strep, flu and COVID-19 tests, urine dipsticks, fingerstick glucose and EKG tracings are usually available before you leave. We want to be honest about same-day lab results in NYC, though: most blood panels and cultures go to an outside laboratory and typically take one to a few days, and certain specialized tests can take longer.

With diagnostic testing in NYC, timing matters. Once results arrive, your provider reviews them and our team contacts you. Normal results may be shared by phone or through a follow-up message, while anything that needs attention is discussed in a call or a return visit so you can ask questions. For ongoing conditions, results feed directly into your chronic disease management plan, helping us adjust treatment over time. If you have not heard from us within the expected window, please call the clinic that ordered your tests.

Available at Both Locations

Blood work, EKGs and infection testing are available at both clinics, Monday to Friday. Our Elmhurst, Queens clinic on 75th Street serves patients with care in English and Spanish, and our Chinatown, Manhattan clinic on Catherine Street offers care in English, Chinese and Spanish. Choose whichever location is closest to you.

Frequently Asked Questions

Book Diagnostic Testing at Elmhurst or Chinatown

Related Services

More guidance from our providers is on the City Prime Care health blog. Need a specialist? Our referral services coordinate your specialist care.

We Work With Most Insurance Providers

  • Medicaid
  • 1199SEIU United Healthcare Workers East
  • Fidelis Care
  • Medicare
  • MetroPlus Health Plan
  • EmblemHealth
  • UnitedHealthcare
  • BlueCross BlueShield
  • Healthfirst