{"result_count":1,"results":[{"addresses":[{"address_1":"100 MICHIGAN ST NE","address_2":"MC 845","address_purpose":"MAILING","address_type":"DOM","city":"GRAND RAPIDS","country_code":"US","country_name":"United States","postal_code":"495032560","state":"MI"},{"address_1":"100 MICHIGAN ST NE","address_purpose":"LOCATION","address_type":"DOM","city":"GRAND RAPIDS","country_code":"US","country_name":"United States","postal_code":"495032560","state":"MI","telephone_number":"616-391-1510"}],"basic":{"certification_date":"2025-09-17","credential":"MD","enumeration_date":"2010-06-16","first_name":"MATTHEW","last_name":"ARMSTRONG","last_updated":"2025-09-17","middle_name":"H","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1276727863000","endpoints":[{"address_1":"100 Michigan St NE","address_type":"DOM","affiliation":"N","city":"Grand Rapids","contentTypeDescription":"","country_code":"US","country_name":"United States","endpoint":"https://epicarr02.spectrumhealth.org/EpicFHIR/api/FHIR/R4/","endpointType":"FHIR","endpointTypeDescription":"FHIR URL","postal_code":"495032560","state":"MI","useDescription":""},{"address_1":"100 Michigan St NE","address_type":"DOM","affiliation":"N","city":"Grand Rapids","contentTypeDescription":"","country_code":"US","country_name":"United States","endpoint":"marmstrong118817@epic00.corewelldirect.org","endpointType":"DIRECT","endpointTypeDescription":"Direct Messaging Address","postal_code":"495032560","state":"MI","useDescription":""}],"enumeration_type":"NPI-1","identifiers":[],"last_updated_epoch":"1758114552000","number":"1003137720","other_names":[],"practiceLocations":[],"taxonomies":[{"code":"207LC0200X","desc":"Anesthesiology, Critical Care Medicine","license":"4301108611","primary":false,"state":"MI","taxonomy_group":""},{"code":"207L00000X","desc":"Anesthesiology","license":"4301108611","primary":true,"state":"MI","taxonomy_group":""}]}]}