Call Us: 443-849-2213
Main Hospital
6701 N. Charles St.
Suite 3100
Towson, MD 21204
Park:Rose — (Directions)
M 6:00AM - 6:00PM
Tu 6:00AM - 6:00PM
W 6:00AM - 6:00PM
Th 6:00AM - 6:00PM
F 6:00AM - 6:00PM
Sa 8:00AM - 12:00PM
Su Closed
  • Departments and Services at GBMC

Diagnostic Center and Laboratory Medicine at GBMC

Providing specimen collection services for diagnostic lab testing, blood donation to oneself for surgery or therapeutic purposes, and electrocardiographs

Appointments are required for Autologous (to oneself) / Therapeutic blood donors. Please call 443-849-2817 to schedule an appointment at the Diagnostic Center.

Upon entering GBMC via the main entrance, turn right down the first hallway. You will pass the Chapel and Spiritual Services, proceeding to the center prior to arriving at Einstein Bagels. For those entering from Iris Park at Pavilion East entrance, proceed down the hallway and turn right once you reach Einstein Bagels. The center will be the next office on your left.

Patients who have visited the Diagnostic Center may receive a Press Ganey Patient Satisfaction survey in the mail. These surveys give us helpful insight about how we can ensure a very good experience for our patients.

If you have any comments or concerns, please contact Lois Lorenz, Manager, Specimen Collection/Client Services by phone at 443-849-2091 or by e-mail at

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