Major health carriers are teaming to build a bigger dental provider network.

Aetna Inc., Hartford, and Assurant Employee Benefits, Kansas City, Mo., a unit of Assurant Inc., New York, have formed a joint dental preferred provider organization network access and servicing arrangement.

The deal means that Aetna will be able to market access to dentists in Assurant’s Dental Health Alliance L.L.C. network, and Assurant will be able to market a network offering access to Dental Health Alliance and Aetna Dental Access dentists, the companies say.