Average Provider Organization Network Size and Growth, 2025-2026

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January 2025- January 2026 Transparency in Coverage (TiC) data sourced and enriched by Serif Health. Distinct counts of EINs and NPI identifiers, respectively, compared by network. Across the16 states where Aetna operated an Exchange plan, UnitedHealthcare operated in 10 states and Cigna in 8.

Source: Serif HealthGet the dataCreated with Datawrapper