Key Takeaways CVS' Aetna struggled last year with utilization, Medicaid and weak Medicare Advantage ratings.CVS enhances Aetna programs to simplify approvals, speed treatment and support members.Effective 2026, CVS will exit the states where Aetna independently runs ACA plans.CVS Health’s (CVS) insurance arm, Aetna, faced several headwinds last year, stemming from elevated post-pandemic utilization trends, higher acuity from Medicaid redeterminations and unfavorable 2024 Medicare Advantage star ratings. The ...