CRANBURY, N.J.--(BUSINESS WIRE)--AmeriHealth New Jersey today announced the appointment of Ken Kobylowski to senior vice president of provider contracting and network operations effective July 13, 2015. The Commissioner of the New Jersey Department of Banking and Insurance will remain in his current role until July 10, 2015. Upon joining AmeriHealth New Jersey, Kobylowski will have overall responsibility for AmeriHealth New Jersey’s Provider Relations, Provider Partnerships and Provider Contrac