Find a Gastroenterologist in Union, New Jersey 07083https://www.wellness.com/Gastroenterologist in Union, New Jersey serving residents in and around zip code 07083. Wellness.com has Gastroenterologist reviews, phone numbers, addresses and maps available. en-usCopyright 2026, Wellness.com, Inc. All rights reserved.support@wellness.comWellness Cities Wellness.com Gazelle Rss Generatorhttps://www.wellness.com/dir/2002604/gastroenterologist/nj/union/samiappan-muthusamy-md-facg-facpSamiappan Muthusamy, M.D., F.A.C.G., F.A.C.P.https://www.wellness.com/dir/6494970/gastroenterologist/nj/union/dhanasekaran-ramasamy-mdDhanasekaran Ramasamy, M.D.https://www.wellness.com/dir/1994860/gastroenterologist/nj/union/pavan-k-sachan-mdPavan K Sachan, MDhttps://www.wellness.com/dir/6495022/gastroenterologist/nj/union/geethan-sivananthan-mdGeethan Sivananthan, M.D.