Protect yourself from mail delivery delays. Review this Consumer Advisory from The Maryland Insurance Administration.

Corporate Offices & Locations

In a continuing effort to provide a safe work environment for our associates, we will no longer allow walk-in support for customers at any of our office locations. This includes our district offices. This will be effective Monday, March 16.

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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

Columbia Gateway

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


National Accounts Service Company (NASCO)
10 Commerce Drive
Cumberland, MD 21502


CareFirst Administrators
Suite 200
3060 Williams Drive
Fairfax, VA 22030

Owings Mills

General Administrative Offices
10455 and 10453 Mill Run Circle
Owings Mills, MD 21117

Owings Mills

Red Run Service Center
10802 Red Run Boulevard
Owings Mills, MD 21117


FEP Operations Center
1280 Maryland Avenue, SW
Washington, D.C. 20024


10780 Parkridge Boulevard, Suite 300
Reston, VA 20191

Annapolis Regional Office

151 West Street, Suite 101
Annapolis, MD 21401

Cumberland Regional Office

Sales and Service
10 Commerce Drive
Cumberland, MD 21502

Easton Regional Office

Sales and Service
301 Bay Street, Suite 401
Easton, MD 21601

Frederick Regional Office

5100 Buckeystown Pike, Suite 215
Frederick, MD 21704

Hagerstown Regional Office

Sales and Service
182-184 Eastern Boulevard, North
Hagerstown, MD 21740

Lobby Services

Walk in only
Service and payment only
1802 Red Run Blvd
Owings Mills, MD 21117

Salisbury Regional Office

Sales and Service
224 Phillip Morris Drive, Suite 106
Salisbury, MD 21804

UCP Office

Service and payment only
840 First Street NE
Washington, D.C. 20065

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