Routing destination

CareFirst BlueCross BlueShield

The first three characters on the member’s current ID card identify this BlueCard home plan. Use the terminal trading partner below for the published electronic routes.

Enhanced claim statusEDI 276/277, Availity ECS, or portal automation

Available

EligibilityEDI 270/271

Available

Appeals agentAI appeals workflow

Available

Member ID guidance

Read the prefix from the current card.

Do not infer a prefix from another member or an older card. Federal Employee Program IDs beginning with a single “R” follow a separate route.

LLLNNNNNNNNN

Masked formats use L for a letter, N for a number, and ? for an unknown character. No member IDs are published.