Aerial photo of BlueCross BlueShield of Tennessee headquarters in Chattanooga.Just over 60 percent of Chattanooga-area residents responding to a Scarborough Research study last year indicated that they got health insurance through a group plan. The biggest insurers with group plans in the Chattanooga market:
1 BlueCross BlueShield of Tennessee, 229,452 area subscribers
2 Cigna, 81,331 area subscribers
3 United Healthcare, 51,647 area subscribers
4 Aetna, 16,421 area subscribers