{"result_count":1,"results":[{"addresses":[{"address_1":"540 BERGEN BLVD","address_purpose":"MAILING","address_type":"DOM","city":"PALISADES PARK","country_code":"US","country_name":"United States","fax_number":"201-242-9061","postal_code":"076502322","state":"NJ","telephone_number":"201-461-0021"},{"address_1":"540 BERGEN BLVD","address_purpose":"LOCATION","address_type":"DOM","city":"PALISADES PARK","country_code":"US","country_name":"United States","fax_number":"201-242-9061","postal_code":"076502322","state":"NJ","telephone_number":"201-461-0021"}],"basic":{"certification_date":"2026-09-04","credential":"MD","enumeration_date":"2006-06-07","first_name":"DAVID","last_name":"CHU","last_updated":"2026-09-04","middle_name":"SC","name_prefix":"Dr.","sex":"M","sole_proprietor":"YES","status":"A"},"created_epoch":"1149737196000","endpoints":[],"enumeration_type":"NPI-1","identifiers":[{"code":"01","desc":"Other (non-Medicare)","identifier":"1801176920","issuer":"Group NPI Number","state":"NJ"},{"code":"01","desc":"Other (non-Medicare)","identifier":"453030846","issuer":"Tax Identification Number","state":"NJ"},{"code":"01","desc":"Other (non-Medicare)","identifier":"460945805","issuer":"Tax Identification Number","state":"NY"},{"code":"05","desc":"MEDICAID","identifier":"8591407","issuer":null,"state":"NJ"}],"last_updated_epoch":"1788552464000","number":"1144260019","other_names":[],"practiceLocations":[{"address_1":"300 FRANK W BURR BLVD STE 71","address_purpose":"LOCATION","address_type":"DOM","city":"TEANECK","country_code":"US","country_name":"United States","fax_number":"201-692-9646","postal_code":"076666703","state":"NJ","telephone_number":"201-692-9434"}],"taxonomies":[{"code":"207W00000X","desc":"Ophthalmology","license":"25MA07286500","primary":true,"state":"NJ","taxonomy_group":"193400000X - Single Specialty Group"}]}]}