{"result_count":1,"results":[{"addresses":[{"address_1":"20 GLENLAKE PKWY","address_2":"DEPARTMENT OF GASTROENTEROLOGY","address_purpose":"LOCATION","address_type":"DOM","city":"ATLANTA","country_code":"US","country_name":"United States","fax_number":"770-677-7343","postal_code":"303283473","state":"GA","telephone_number":"770-677-6247"},{"address_1":"4975 RIVERLAKE DR","address_purpose":"MAILING","address_type":"DOM","city":"PEACHTREE CORNERS","country_code":"US","country_name":"United States","postal_code":"300972326","state":"GA","telephone_number":"404-314-1213"}],"basic":{"certification_date":"2025-03-27","credential":"MD","enumeration_date":"2006-08-24","first_name":"DAVID","last_name":"GREENSTEIN","last_updated":"2025-03-27","middle_name":"B","name_prefix":"Dr.","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1156457884000","endpoints":[{"address_1":"3650 Steve Reynolds Blvd","address_type":"DOM","affiliation":"Y","affiliationName":"Permanente Medical Group","city":"Duluth","contentOtherDescription":"C-CDA","contentType":"OTHER","contentTypeDescription":"Other","country_code":"US","country_name":"United States","endpoint":"https://careepiceast.kp.org:14430/Interconnect-prodgam/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ceq","endpointDescription":"Carequality","endpointType":"SOAP","endpointTypeDescription":"SOAP URL","postal_code":"300964506","state":"GA","use":"HIE","useDescription":"Health Information Exchange (HIE)"}],"enumeration_type":"NPI-1","identifiers":[],"last_updated_epoch":"1743052971000","number":"1235246281","other_names":[],"practiceLocations":[],"taxonomies":[{"code":"207RG0100X","desc":"Internal Medicine, Gastroenterology","license":"032574","primary":true,"state":"GA","taxonomy_group":""}]}]}