We continue to monitor COVID-19, flu and other respiratory viruses in our communities. Read the most current information about prevention, testing and where to go if you're sick.

COVID-19 Information

Outpatient Laboratory

Your Best Medicine Gives You Results

At Barnes-Jewish St. Peters Hospital, our expertly trained and certified laboratory technologists use the latest and most advanced equipment to ensure accurate diagnostic laboratory reports for outpatients in a convenient walk-up facility. Upon receipt of a referral from your physician, one of our coordinators will call the patient to schedule your appointment.

Laboratory services include:

  • Complete Blood Count (CBC)
  • Comprehensive Metabolic Panel (CMP)
  • Basic Metabolic Panel (BMP)
  • Thyroid Stimulating Hormone (TSH)
  • Free T4
  • Lipid Panel
  • Protime (INR)
  • Hemoglobin A1C
  • Urinalysis
  • And more‚Äč

What age groups do you serve through the laboratory?

  • We serve patients from 13 years old throughout adulthood.
  • Patients 12 and under are suggested to go to Progress West Hospital's outpatient lab.
  • If you have questions, please call the lab at 636.916.9454.

Why Choose Barnes-Jewish St. Peters Hospital?

  • Reduced turnaround time for results to be reported to your physician.
  • Immediate access by the physician to your lab reports at any hour.
  • Patient privacy through secure computer lines.
  • Accreditation by the College of American Pathologists (CAP)

Where to go for outpatient laboratory tests:

  1. Go to the main hospital doors during normal business hours, or enter through the emergency room afterhours.
  2. Check-in with registration.
  3. You will be directed by registration where to report for your lab tests.

What should you bring to the lab?

  • If your physician has access to EPIC, your lab tests will be ordered through this system.
  • If your physician is not on EPIC, you will need to bring a requisition form with you.

Special Instructions for patients needing lab tests:

  • Your physician will tell you whether to fast or not.
  • Any other special instructions regarding you test will be provided by your physician.
  • If the test is a 24 hour collection test and your physician has not provided a container, then you must come by the outpatient lab to pick up the container. You will register for the lab test once the collection is complete.

Where do laboratory results appear?

  • Results will appear in MyChart
  • Results will be sent to your physician.

Barnes-Jewish St. Peters Hospital
10 Hospital Dr.
St. Peters, MO 63376
(Check in at registration)
Get a map & directions

Open 24/7
Preferred Hours: 6:30 am-6:30 pm


Find A Doctor or Make An Appointment: 636.928.WELL
General Information: 636.916.9000
BJC HealthCare