CareFirst Blue Choice Advantage is the medical insurance provider and plan. Carefirst mails insurance cards, if you do not receive your card in the mail or need a replacement card, please call member services at 866-452-2217.  

  • Group Number: 1XK5
  • Member ID Prefix: XIR - please use your SSN if this number is not available
  • Member Services:  866-452-2217

Guardian is the provider for dental, vision and ancillary benefits including disability, life and accident, hospital and critical illness.  Guardian does not mail insurance cards, employees can go to to register and download a copy of your card.
  • Group Number for all plans is 038477
  • Dental Plan network: Dental Guardian Preferred
  • Vision Plan network: VSP Choice 
  • Guardian General Member Services: 888-600-1600
  • Dental Member Services: 800-541-7846
  • Vision Member Services: 877-814-8970
  • Disability Member Services: 800-268-2525
  • Ancillary Benefit Member Services: 800-541-7846