Medical benefit drug policy list

Effective January 1, 2026, oncology-related medications for Commercial and Medicare Part B may be subject to updated prior authorization requirements. Visit the Evolent website to review the oncology-related medications policies.

Blue Shield Medicare plans follow Medicare guidelines for risk allocation and Medicare national and local coverage guidelines. If there is not a fully established or there is an absence of any applicable Medicare statute, regulation, guideline, Blue Shield Medicare medication policies will be used to determine medical necessity.

View the Blue Shield Medicare Part B medication policies:

Part B drugs may be subject to step therapy. View the Part B Step Therapy criteria:

Medical Benefit drug policies for Commercial plans

Medication policy updates

Find announcements about formulary and policy changes

Medication policy user guide

This brief user guide describes our medication policy, explains terms used, and includes contact info for more information

About medication policy

Find out how our medication policy, which determines if a service will be covered by a plan, is reviewed and updated.

Drug formulary, policy and forms

Search our drug formulary database, get prior authorization forms, and find information on oral and topical drugs, home-injectable drugs and more.