A large health insurer wants to use the Web to get people talking about ways to improve the quality and efficiency of the health care system and decrease the cost.

Humana Inc., Louisville, Ky., has joined with Availity L.L.C., Jacksonville, Fla., a health care technology company, to set up the ChangeNow4Health message board system.

People can use the message board to share information and experiences and propose possible solutions, Humana executives say.

The board is on the Web at Document Link