castle connolly medical castle connolly medical castle connolly medical is a publishing organization dealing with healthcare research and information services in the us. the organization publishes an annual list of top doctors in the united states based on different quality aspects. the publisher is also known for its consumer guide pieces. castle connolly medicalcastle connolly medical ltd.abbreviationcastle connollynamed afterjohn k. castle and john j connollyformation1991founderjohn k. castle and john j connollyfounded atnew yorklegal statuscompanypurposepublishing medical directoryheadquartersnew yorklocationnew york city, the united statesproductsamerica's top doctorsfieldshealthcare research information servicesofficial language englishmain organpublicationparent organizationeveryday health groupwebsitewww.castleconnolly.com john k castle and john j connolly while being the chairman and president respectively of the board of trustees of the new york medical college, founded castle connolly medical in 1991. castle connolly graduate medical, a separate organization that publishes books and guidebooks, was established in 1999. a sister organization was established in 2006 with the name castle connolly healthcare navigation, to provide guidance in health and insurance. the sister organization was later merged with castle connolly medical. everyday health group acquired the organization in 2019. the publisher works in collaboration with different news media and journal publication houses. selected publications top doctors: new york metro area. united states: castle connolly medical limited, 2014. isbn 9781883769345 america's top doctors: america's trusted source for identifying top doctors. united states: castle connolly medical, 2011. isbn 9780984567010 top doctors: chicago metro area. united states: castle connolly medical limited, 2002. isbn 9781883769307 castle connolly america's top doctors: a castle connolly guide. united states: castle connolly medical limited, 2012. isbn 9781883769628 connolly, john j.., morgan, jean. castle connolly america's top doctors: america's trusted source for identifying top doctors, the best in american medicine. united states: castle connolly medical limited, 2012. isbn 9781883769635