Phlebotomy Sites

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
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
10753 Falls Road, Pavilion II, Suite 105 
Lutherville, Maryland – 21093 

Phone:  410-583-2677
Fax:  410-583-2681 

Monday – Friday:  6:30am - 6:00pm 
(no weekends or holidays) 

Important Note: 
Quest and Lab Corp orders are NOT accepted. 

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
4924 Campbell Blvd., Suite 115
Nottingham, Maryland – 21236 

Phone:  443-442-2100
Fax:  443-442-2102 

Monday – Friday:  7:30am - 6:00pm 
Saturday:  8:00am - 12:00pm (no holidays) 

Important Notes: 

• Lab closes at 4:00pm every third Friday of the month
• Quest and Lab Corp orders are NOT accepted. 

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 and Lab Corp orders are NOT accepted. 

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 and Lab Corp orders are NOT accepted.