BCBS Alpha Prefix from GAA to GZZ (Update 2025)

BCBS member ID prefixes are vital for medical billers, healthcare providers, and patients to identify their respective BCBS healthcare plans. In this article, we compiled a comprehensive list of BCBS prefixes from GAA to GZZ along with their corresponding BCBS home plan names and websites.
Importance of BCBS Prefixes

Knowing the BCBS prefix helps streamline the billing processes, enhances the accuracy of claims submissions, and ensures timely payments. For healthcare providers, it is essential to be familiar with these prefixes, as this can significantly affect their revenue cycle management.

Major BCBS Alpha Prefix Ranging between GAA to GZZ

The following are some of the major BCBS prefixes within the GAA to GZZ range:

For the convenience of those looking for specific prefixes, we also have a detailed list below.

List of BCBS Alpha Prefix GAA to GZZ