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Lab Services

Our labs provide a full range of testing services for patients of The Johns Hopkins Hospital.

Express Testing

Services: For blood tests, EKGs, and urinalysis
Location: 601 North Caroline Street (Outpatient Center, 1st Floor)
Call: 410-955-1688
Hours: Monday-Friday, 7 a.m. – 5:45 p.m.

Phlebotomy Lab

Services: For blood tests, urinalysis
Location: 550 Broadway, Room 112
Call: 410-502-4276
Hours: Monday-Friday, 8:30 a.m. – 4:30 p.m.

Hemaphoresis and Transfusion Support (HATS)

Services: Pheresis, transfusions
Location: 601 North Caroline Street, Room 1144 (Outpatient Center)
Call: 410-955-6528
Hours: Monday-Friday, 7 a.m. – 3:30 p.m.

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Maryland Patients



Traveling for Care?

Whether you're crossing the country or the globe, we make it easy to access world-class care at Johns Hopkins.

Outside of Maryland (toll free)

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Medical Concierge Services

International Patients

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Medical Concierge Services

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