Find a Gastroenterologist in Chula Vista, California 91910https://www.wellness.com/Gastroenterologist in Chula Vista, California serving residents in and around zip code 91910. 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/1946259/gastroenterologist/ca/chula-vista/john-j-duque-mdJohn J Duque, MDhttps://www.wellness.com/dir/1947051/gastroenterologist/ca/chula-vista/mark-y-johnson-mdMark Y Johnson, MD