
Johns Hopkins Phlebotomy Sites
Here are the Johns Hopkins locations where we provide phlebotomy services. Click on each item for more details.
Johns Hopkins Outpatient Center - Express Testing

Johns Hopkins Outpatient Center – Express Testing
601 N. Caroline Street
Baltimore, Maryland – 21287
Phone: 410-955-1681
Fax: 410-614-1331
Monday – Friday: 7:00am - 5:45pm
(no weekends or holidays)
Johns Hopkins Lab at the 550 Building

Johns Hopkins Lab at the 550 Building
550 N. Broadway
Baltimore, Maryland – 21287
Phone: 410-502-4276
Fax: 410-502-4280
Monday – Friday: 8:30am - 4:30pm
(no weekends or holidays)
Johns Hopkins Medical Laboratory Green Spring Station

Johns Hopkins Medical Laboratory Green Spring Station
10753 Falls Road, Pavilion II, Suite 105
Lutherville, Maryland – 21093
Phone: 410-583-2677
Fax: 410-583-2681
Monday – Friday: 7:00am - 6:00pm
(no weekends or holidays)
Important Note:
Quest Lab orders are accepted; however, Lab Corp specimen collections must be performed by a Lab Corp Service Center.
Johns Hopkins Bayview Medical Center

Johns Hopkins Bayview Medical Center
4940 Eastern Avenue
BMO Building, Room 01.1060
Baltimore, Maryland – 21224
Phone: 410-550-5797
Fax: 410-550-8044
Monday – Friday: 7:30am - 4:30pm
(no weekends or holidays)
Johns Hopkins Medical Laboratory White Marsh

Johns Hopkins Medical Laboratory White Marsh
4924 Campbell Blvd., Suite 115
Nottingham, Maryland – 21236
Phone: 443-442-2100
Fax: 443-442-2102
Monday – Friday: 8:00am - 6:00pm
Saturday: 8:00am - 12:00pm (no holidays)
Important Notes:
- Lab closes at 4:00pm every third Friday of the month
- Quest Lab orders are accepted; however, Lab Corp specimen collections must be performed by a Lab Corp Service Center.
Johns Hopkins Medical Laboratory Odenton

Johns Hopkins Medical Laboratory Odenton
1106 Annapolis Road, Suite 270
Odenton, Maryland – 21113
Phone: 410-874-1435
Fax: 410-874-1540
Monday – Friday: 7:30am - 5:00pm
Saturday: 8:00am - 12:00pm (no holidays)
Important Note:
Quest Lab orders are accepted; however, Lab Corp specimen collections must be performed by a Lab Corp Service Center.
Johns Hopkins Medical Laboratory Howard County

Johns Hopkins Medical Laboratory Howard County
The Medical Pavilion at Howard County
10710 Charter Drive, Suite G040
Columbia, Maryland – 21044
Phone: 443-546-1110
Fax: 443-546-1112
Monday – Friday: 8:00am - 4:30pm
(no weekends or holidays)
Important Note:
Quest Lab orders are accepted; however, Lab Corp specimen collections must be performed by a Lab Corp Service Center.