HANOVER, Md.--(BUSINESS WIRE)--NCQA’s Medicaid Health Insurance Plan Ratings 2015-2016 rated Amerigroup Maryland, Inc. with a 4 out of 5, placing it among the highest rated plans in the state. Amerigroup Maryland earned the ratings from the National Committee for Quality Assurance, a nonprofit organization dedicated to improving health care quality. “Being identified by the NCQA as one of the highest performing health plans in the state is a testament to the hard work and passion our team embod