grandfather and grandson



LaboratoryThe Laboratory at Mission Regional Medical Center offers both inpatient and outpatient services including a comprehensive range of lab tests to support physician offices, hospitals and other healthcare providers. We are equipped with the most modern equipment in the Rio Grande Valley.


Our outpatient lab is located at the patient registration area and is open Monday through Friday, 7 am - 6 p.m. and on Saturday from 7 - 11 a.m. No appointment is required.

For more information contact our laboratory services department at Mission Regional Medical Center, call (956) 323-1300.


The department is staffed 24-hours a day, 365 days a year, to complement all in-house medical needs. Tests are carried out with a physician’s order.

On average, our department performs about 700,000 individual tests and approximately 20,000 blood draws each year.

A complete blood bank transfusion service is also available with blood and blood products provided by United Blood Services.

Common lab studies include:

  • Chemistry profiles to screen for specific disease processes
  • Special chemistry profiles to screen for certain cancers markers, heart attacks, CHF and thyroid problems
  • Complete bacteriology services to rule out infections
  • Screening test for streptococcus infections, flu, mononucleosis, RSV, and pregnancy
  • Drug and alcohol testing
  • Molecular testing