AMGA releases comments on draft criteria of ACOs credential The American Medical Group Association , a specialist association representing multispecialty medical groups and various other organized systems of care, today released its comments on draft criteria for the credentialing of Accountable Care Agencies created by the National Committee for Quality Assurance . AMGA fully supports ACOs and among its top priorities is certainly assuring their development and success. We were pleased to provide comments to the NCQA, said Donald W avanafil . Fisher, Ph.D., CAE, AMGA’s president and chief executive officer. The work of its advisory panel, which developed the requirements, was thorough and thoughtful.