{"result_count":1,"results":[{"addresses":[{"address_1":"1103 W CENTER ST","address_2":"PO BOX 640","address_purpose":"MAILING","address_type":"DOM","city":"COLLINSVILLE","country_code":"US","country_name":"United States","fax_number":"918-371-9600","postal_code":"740213108","state":"OK","telephone_number":"918-317-3339"},{"address_1":"1103 W CENTER ST","address_purpose":"LOCATION","address_type":"DOM","city":"COLLINSVILLE","country_code":"US","country_name":"United States","fax_number":"918-371-9600","postal_code":"740213108","state":"OK","telephone_number":"918-371-3339"}],"basic":{"credential":"O.D.","enumeration_date":"2006-06-07","first_name":"LEONARD","last_name":"HART","last_updated":"2026-09-29","middle_name":"DUANE","name_prefix":"Dr.","name_suffix":"--","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1149708806000","endpoints":[],"enumeration_type":"NPI-1","identifiers":[{"code":"05","desc":"MEDICAID","identifier":"100763740a","issuer":null,"state":"OK"}],"last_updated_epoch":"1790729484000","number":"1518907765","other_names":[],"practiceLocations":[],"taxonomies":[{"code":"152W00000X","desc":"Optometrist","license":"981","primary":true,"state":"OK","taxonomy_group":""}]}]}