Contact Us


Using the numbers below, you can contact CareFirst BlueCross BlueShield's Member Services representatives. Please have your Member ID number ready.

To Contact: Call: Hours:
Member Services for:
  • All products
  • 410-581-3601 (Baltimore)
  • 1-800-225-0131 (Outside Baltimore)
  • Mon – Fri: 7 a.m. to 7 p.m. (Eastern Time)
  • Sat: 9 a.m. to 2 p.m. (Eastern Time)
Nurse Line (FirstHelp)
  • 1-800-535-9700
  • 24 hours a day
  • 7 days a week
TTY Users:
  • People who are deaf or hard of hearing
  • People who have a speech disability
  • 711 (Maryland)
  • 1-800-735-2258 (Outside Maryland)
  • Mon – Fri: 7 a.m. to 7 p.m. (Eastern Time)
  • Sat: 9 a.m. to 2 p.m. (Eastern Time)

Online Services

If you want to: Go to:
Change Your Primary Care Physician (PCP) The Change or Select a Primary Care Physician page
Order an ID Card My Account. Login In area is located on the top left corner of the CareFirst.com home page. If you have registered, you can request a new card by logging in and clicking on "Request an ID Card." If you have not registered, click on the "Register Now" button.
Send Secure E-mail to Member Services My Account's Contact Us page. You must be registered with and logged into My Account to send a secure e-mail.