| Professional/1500 Claims | No Enrollment Required |
| Institutional/UB Claims | No Enrollment Required |
| Eligibility | No Enrollment Required |
| Electronic Remittance (ERA) | No Enrollment Required |
| Secondary Claims | No Enrollment Required |
| Connecticut Blue Cross Blue Shield |
| BCBS of Connecticut |
| 560 |
| BLUE CROSS ANTHEM CT |
| ANTHEMCT |
| ANTHEM HEALTH PLANS, INC (CT) |
| 1922 |
| 2427 |
| 3419 |
| 3420 |
| 1420 |
| 3534 |