DLO Crystal Park is moving to a new location. The new facility will open on Monday, April 3rd. The cuurent location will close at 12pm on Friday, March 31st and will be closed Saturday, April 1st. The new South Walker PSC will open for business on Monday, April 3rd.

DLO Crystal Park Patient Service Center8100 S. Walker Ave., Bldg A, Suite 250
Oklahoma City, OK 73139

Phone: (405) 608-6100
Fax: (405) 632-9048

Make an Appointment

Walk-ins are always welcome but patients with appointments will be given priority.

Hours of Operation

M-F: 7:00 am-4:00 pm
Sat: 9:00 am-12:00 pm

Drug Screen Collection
M-F: 8:00 am-3:00 pm


    • Routine Lab Testing
    • Biometrics
    • Blueprint For Wellness
    • COVID-19 Antibody Testing
    • COVID-19 PCR Testing*
    • COVID-19 Rapid Antigen*
    • DOT Electronic CCF
    • Drug Screening
    • Glucose Tolerance (please allow up to 3 hours before closing)
    • Hair Collections
    • Insurance Exams
    • NIDA (DOT) Collections
    • Non-Regulated Electronic CCF
    • Pediatric Testing
    • Phlebotomy Services
    • QuantiFERON TB Gold Plus Tuberculosis Testing
    • Quest Health Self-Ordered Testing
    • Sap Non-DOT Collections
    • T-SPOT.TB (specimen must be collected by noon)

* COVID-19 PCR testing at a DLO Patient Service Center is for assymptomatic patients or patients exhibiting mild, cold-like symptoms. Patients who are exhibiting active flu-like symptoms, including fever, may be asked to reschedule their appointment.