| Professional/1500 Claims | Enrollment Required |
| Eligibility | Enrollment Required |
| Electronic Remittance (ERA) | Enrollment Required - 18 days |
| Secondary Claims | No Enrollment Required |
| District of Columbia Medicare |
| MD Medicare Part B |
| 2459 |
| 2461 |
| 2464 |
| SMDC0 |
| Counties of Arlington and Fairfax, and the city of Alexandria VA |