Book Carbon Dioxide Blood Test Near Me

The Carbon Dioxide Blood Test checks the level of carbon dioxide in your blood, mostly in the form of bicarbonate. You may also hear it called a CO2 test, bicarbonate test, or total CO2. If your doctor ordered this, you can book at participating labs on LabFinder.

What is Carbon Dioxide Blood Test and what does it show

Some centers list it as serum CO2 or bicarbonate level. This test helps show your body’s acid base balance and how your lungs and kidneys work together to keep that balance steady.

Who should get a Carbon Dioxide Blood or CO2 Test

Common reasons: checking long term lung or kidney conditions, finding causes of ongoing tiredness or weakness, looking into vomiting or diarrhea that may change body salts, monitoring medicines like diuretics, and following up on an abnormal basic metabolic panel. Results timing: many labs post results in 1 to 2 business days.

How long does a Carbon Dioxide Blood Test take and what to expect

You will check in and show your lab order. A tech will confirm your name and any special notes. Your arm is cleaned and a small tube of blood is drawn. A bandage is placed and you can head out. Plan about 10 to 20 minutes at the site.

Is a Carbon Dioxide Blood Test safe and what are the risks

Yes, this is a quick, routine blood draw and is considered very safe. You might feel a quick pinch, notice a small bruise, or feel a little lightheaded for a moment afterward, but those effects usually fade quickly. Be sure to tell the staff if you take blood thinners, have a bleeding disorder, or if you have fainted during blood draws before. They will take extra care to keep you comfortable. If you feel short of breath at check in, let the team know so they can seat you and help you pace your breathing.

How to prepare for a CO2 Test

Ask about fasting: fasting is usually not needed, but follow your doctor’s instructions. Stay hydrated: drink water unless told otherwise. Share your meds list: include diuretics, steroids, antacids, or bicarbonate products. Avoid hard workouts: very intense exercise right before testing can affect results. Bring a photo ID and any past lab results if you have them.

Related conditions a Carbon Dioxide Blood Test may help evaluate

Dehydration or fluid loss, lung problems such as COPD, kidney disease, ongoing vomiting or diarrhea, acid base problems like metabolic acidosis or alkalosis, and effects from certain medicines. Results must be read in context. Your doctor will review your numbers along with your history and symptoms before recommending next steps.

Tests similar to Carbon Dioxide Blood Test and how they differ

  • Arterial blood gas: measures oxygen, carbon dioxide, and pH from an artery for a real time view of lung function.
  • Basic metabolic panel: includes total CO2 plus electrolytes, glucose, and kidney markers for a wider snapshot.
  • Electrolyte panel with anion gap: looks at salts like sodium, potassium, and chloride and helps find acid base shifts using a simple calculation.

Book Carbon Dioxide Blood Test using LabFinder

You can compare locations, see time slots, and book online at participating labs. It is easy to search for a convenient location in your area or by city or ZIP. Coverage varies by plan and provider, so please confirm details with your insurance or the lab when you book.


Book on LabFinder: find a lab today on our lab finder and request a test doctor guided.

When To Test

Procedure

Medically Reviewed by Dr. Robert Segal, MD, FACC

Reviewed by: Dr. Robert Segal, MD, FACC

Board-Certified Physician

Last Updated: November 20, 2025

The information on this page and throughout the LabFinder website and mobile app is for general informational purposes only. It is not intended to serve as medical advice, diagnosis, or treatment. For personalized medical advice or specific health concerns, please consult your healthcare provider directly.

Insurances accepted

{{insuranceList[key].name}} and more...
Emyty Insurances
Information not available

Service and payment options

Insurance

Insurance is accepted as payment for visits and services at this center.

View accepted plans

Self-pay

Testing centers accept payment without insurance. For more details, call the testing center you plan to visit directly.

Frequently Asked Questions

  • Can I book a Carbon Dioxide Blood Test near me?

    Booking a Carbon Dioxide Blood Test is easy using LabFinder. Just choose your location and enter your insurance information to find the closest Carbon Dioxide Blood Test near you.

  • How can I make a same-day appointment for a Carbon Dioxide Blood Test?

    To make a same-day appointment for a Carbon Dioxide Blood Test, just choose your location and your insurance information to find the closest Carbon Dioxide Blood Test location near you. If there's availability for a same-day appointment at a nearby lab location, then you will be able to book it easily through LabFinder.

  • Where can I schedule a Carbon Dioxide Blood Test?

    LabFinder allows you to easily schedule a Carbon Dioxide Blood Test. You can search by location and insurance to easily book a Carbon Dioxide Blood Test near you.

  • Can I make an appointment for Carbon Dioxide Blood Test online?

    LabFinder allows you to easily make an appointment for a Carbon Dioxide Blood Test online. To make an appointment for a Carbon Dioxide Blood Test online, just choose your location and your insurance information to find the closest Carbon Dioxide Blood Test near you.

  • Can I get a Carbon Dioxide Blood Test without insurance?

    Yes, you can get a Carbon Dioxide Blood Test without insurance. LabFinder allows you to search and select "Self-Pay" when booking a Carbon Dioxide Blood Test. While pricing for the test may not be immediately available, please check by calling the lab company directly for pricing.

Book an appointment {{search_results.num_of_locations}} locations in your area

Search Icon
Insurance Icon
No locations present at this search result

{{loc.title}}

{{loc.distance}} mil
{{loc.city}}
{{loc.distance}} mil {{loc.street}} {{loc.city}} {{loc.state}},{{loc.zipcode}} Self-pay Estimate: {{loc.exam_price}}
Request an appointment
This center is outside of the LabFinder network. We can still request an appointment for you, which you can manage through your LabFinder account.
Touchstone Imaging exams include, but are not limited to the following:
Touchstone Imaging accepts most major insurances including, but not limited to the following: