Alpha prefixes starting with I
Unofficial reference. Prefixes change. Verify with the plan before submitting a claim. Data last updated .
| Prefix | Plan | State | Plan type | Last checked | Source |
|---|---|---|---|---|---|
| IEH | Premera Blue Cross/Shared Admin | WA | Premera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469) | ||
| INB | Premera Blue Cross/Shared Admin | WA | Premera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469) | ||
| INF | Anthem Blue Cross and Blue Shield (Connecticut) | CT | Anthem Blue Cross and Blue Shield (Anthem Health Plans of Maine, Inc.) provider telephone and fax directory (ME_CONTACT_00002) | ||
| ISB | Premera Blue Cross | WA | Premera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469) | ||
| IUG | Premera Blue Cross | WA | Premera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469) | ||
| IYN | Premera Blue Cross | AK | Premera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469) | ||
| IZU | Wellmark Blue Cross and Blue Shield | IA | PPO | Medical Plan - University Human Resources, Iowa State University |