CMS Administrator Seema Verma says the agency is taking a closer look at medically necessary dental benefits for Medicare beneficiaries -- coming as beneficiary advocates say CMS already has authority to cover medically necessary oral health care and lawmakers on both sides of Capitol Hill are weighing changes to the statute to establish a Medicare oral health benefit including preventive care. A bipartisan group of House lawmakers last Congress raised concerns in a letter to HHS Secretary Alex Azar and...