( Concord,N.H.) - New Hampshire Governor Maggie Hassan signed a Medicaid Expansion bill into law today. New Hampshire now joins other states that have expanded their Medicaid programs to cover a group of poor adults eligible for federal subsidies under the health care overhaul law.  Hassan signed the bill saying it will inject hundreds of millions of dollars in federal funds into the state's economy to expand coverage to an estimated 50,000 people.