{"result_count":1,"results":[{"addresses":[{"address_1":"1300 28TH ST S FL 2","address_purpose":"MAILING","address_type":"DOM","city":"GREAT FALLS","country_code":"US","country_name":"United States","fax_number":"406-455-4977","postal_code":"594055296","state":"MT","telephone_number":"406-455-4320"},{"address_1":"1300 28TH ST S FL 2","address_purpose":"LOCATION","address_type":"DOM","city":"GREAT FALLS","country_code":"US","country_name":"United States","fax_number":"406-455-4977","postal_code":"594055296","state":"MT","telephone_number":"406-455-4320"}],"basic":{"certification_date":"2026-03-16","credential":"M.D.","enumeration_date":"2006-02-23","first_name":"MICHAEL","last_name":"EISENHAUER","last_updated":"2026-03-16","middle_name":"DAVID","name_prefix":"Dr.","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1140730429000","endpoints":[{"address_1":"64 S Price Rd Ste B","address_type":"DOM","affiliation":"Y","affiliationName":"Ability Network","city":"Brownsville","contentType":"CSV","contentTypeDescription":"CSV","country_code":"US","country_name":"United States","endpoint":"https://esmd.abilitynetwork.com:8291/Gateway/Documentsubmission/2_0/Nhinservice/XDRRequest_Service","endpointDescription":"2.16.840.1.113883.3.667.2","endpointType":"CONNECT","endpointTypeDescription":"CONNECT URL","postal_code":"785212459","state":"TX","use":"OTHER","useDescription":"Other","useOtherDescription":"CMS esMD eMDR"},{"address_1":"855 N Westhaven Dr","address_type":"DOM","affiliation":"N","city":"Oshkosh","contentTypeDescription":"","country_code":"US","country_name":"United States","endpoint":"meisenhauer441950@direct.myadvocateaurora.org","endpointType":"DIRECT","endpointTypeDescription":"Direct Messaging Address","postal_code":"549047668","state":"WI","use":"DIRECT","useDescription":"Direct"},{"address_1":"855 N Westhaven Dr","address_type":"DOM","affiliation":"N","city":"Oshkosh","contentTypeDescription":"","country_code":"US","country_name":"United States","endpoint":"https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/","endpointType":"FHIR","endpointTypeDescription":"FHIR URL","postal_code":"549047668","state":"WI","useDescription":""},{"address_1":"1101 26th St S","address_type":"DOM","affiliation":"Y","affiliationName":"Benefis Hospitals, Inc","city":"Great Falls","contentTypeDescription":"","country_code":"US","country_name":"United States","endpoint":"michael.eisenhauer.p1@direct.benefisbmg.nextgenshare.com","endpointType":"DIRECT","endpointTypeDescription":"Direct Messaging Address","postal_code":"594055161","state":"MT","useDescription":""}],"enumeration_type":"NPI-1","identifiers":[{"code":"05","desc":"MEDICAID","identifier":"100387914","issuer":null,"state":"WI"}],"last_updated_epoch":"1773689177000","number":"1821064510","other_names":[],"practiceLocations":[],"taxonomies":[{"code":"207RI0011X","desc":"Internal Medicine, Interventional Cardiology","license":"14080","primary":true,"state":"WI","taxonomy_group":""},{"code":"207RI0011X","desc":"Internal Medicine, Interventional Cardiology","license":"036176853","primary":false,"state":"IL","taxonomy_group":""},{"code":"207RI0011X","desc":"Internal Medicine, Interventional Cardiology","license":"41293","primary":false,"state":"MT","taxonomy_group":""}]}]}