Corporate Offices & Locations

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CareFirst Corporate Headquarters

Canton Tower

1501 South Clinton Street
Baltimore, MD 21224
Corporate Switchboard: (410) 581-3000

Union Center Plaza

840 First Street, NE
Washington, D.C. 20065
(202) 479-8000

CareFirst Engagement Centers

Canton - Baltimore

1501 South Clinton Street
Baltimore, MD 21224

  • Hours of Operation:
    Monday - Friday: 10 a.m. - 6 p.m.

Mondawmin - West Baltimore

3201 Tioga Parkway
Suite W
Baltimore, MD 21215

  • Hours of Operation:
    Monday - Friday: 9 a.m. - 5 p.m.

Corporate Offices

Columbia Gateway

Conference Center
Medical Management Gateway
6731 Columbia Gateway
Columbia, MD 21046


Cumberland

National Accounts Service Company (NASCO)
10 Commerce Drive
Cumberland, MD 21502
(301) 759-1500


Fairfax

CareFirst Administrators
Suite 200
3060 Williams Drive
Fairfax, VA 22030
(703) 934-6200



Owings Mills

General Administrative Offices
10455 Mill Run Circle
Owings Mills, MD 21117



Reston

10780 Parkridge Boulevard
Suite 300
Reston, VA 20191

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To contact Member Services use the telephone number on your Member ID card or visit our Contact Us page.