Carefirst BlueCross BlueShield Large Employer Groups Member Services Telephone Numbers
Please search the list below to find out if your company has a dedicated
Member Services telephone number. Click here
if you are looking for individual account information. Click
here if your employer is not listed on this page.
Company Name
Toll Free Number
Local Number
AAAS
(HMO only)
(866) 520-6099
Aegon
(800) 628-8544
Aerotek/Allegis
(877) 269-1990
Aether
(877) 691-5856
American Bankers Association
(877) 691-5856
American Nurses Association
(HMO)
(866) 520-6099
American Nurses Association
(PPO)
(800) 321-3497
American University
(800) 296-0724
Amerix
(877) 691-5856
Anne Arundel County Public Schools
(Blue Choice and Blue ChoiceTriple Option)
(800) 296-0724
Anne Arundel County Public Schools
(Dental Only)
(866) 891-2802
Anne Arundel County Public Schools
(PPN, Traditional and Vision)
(800) 722-2459
Archdiocese of Baltimore
(888) 366-4419
(410) 654-9230
Arguss
(800) 628-8544
Arlington County Government
(800) 296-0724
Arlington Public Schools
(800) 296-0724
Asbury Services, Inc.
(877) 691-5856
AstraZeneca
(877) 691-5856
AvalonBay
(800) 788-5756
Aviation Management
(877) 691-5856
Baltimore County Board of Education
(800) 525-5392
(410) 581-3625
Baltimore County Community Colleges
(800) 342-4157
(410) 581-3528
Baltimore County Government
(800) 342-4157
(410) 581-3528
Beiderlack
(800) 628-8548
Bethlehem Steel
(800) 628-8549
Blue Cross and Blue Shield Association
(866) 520-6099
BioWhitaker
(877) 691-5856
Caremark
(formerly known as AdvancePCS)
(877) 691-5856
CBS
(800) 628-8548
Charles County Government
(800) 872-5310
(410) 581-3510
Chesapeake Publishing
(800) 628-8544
Chevy Chase Bank
(800) 296-0724
Choice Hotels
(800) 296-0724
Chrysler
(800) 492-4209
City of Baltimore
(Active Employees)
(800) 648-5285
(410) 581-3506
City of Baltimore
(PPN/PPO)
(800) 535-2292
(410) 581-3508
City of Baltimore
(Retirees)
(800) 447-4296
(410) 581-3512
Columbia National
(800) 628-8544
Communication Workers of America
(800) 788-5756
Connective
(800) 628-8548
Constellation Energy Group
(866) 585-6604
COSI
(800) 628-8548
Deloitte and Touche
(877) 691-5856
Dental Co.
(877) 691-5856
Diamond Comics
(800) 628-8548
Dimensions
(800) 321-3497
Diocese of Washington
(866) 520-6099
Dunbar Armored
(800) 628-8544
Duron
(877) 691-5856
Dynamic Concepts
(HMO)
(866) 520-6099
Dynamic Concepts
(PPO)
(800) 321-3497
EA Engineering
(800) 628-8548
Educators Benefits Services
(800) 628-8548
Fairfax County Government
(800) 296-0724
Fairfax County Schools
(800) 296-0724
Federal Armored Express
(800) 628-8544
Floors, Inc.
(877) 691-5856
Forest City Enterprises
(800) 321-3497
Foundation for Advanced Education in the Sciences
(FAES)
