Laboratory Services


Comprehensive Outpatient Laboratory Services

Weiss Memorial Hospital offers a convenient outpatient laboratory offering testing services ranging from highly complex to routine services such as blood counts and lipid testing. Main Lab Number (and results):
(773) 564-5471

Outpatient Blood Draw:
(773) 564-5486


  • Monday through Friday, 8 a.m. to 5 p.m.
  • Saturday, 8 a.m. to 1 p.m.
  • Sunday CLOSED

Walk-ins welcome.

Please bring a doctor’s order, insurance card, and photo ID.

Lab is located in the hospital main building, on the 7th floor, A Elevator.