{"npi":"1972550846","type":"NPI-1","status":"active","name":{"display":"Dr. Cesar Herrera M.D.","other":[],"first":"CESAR","last":"HERRERA","middle":"J","credential":"M.D."},"specialty":{"primary_taxonomy":"207RC0000X","primary_taxonomy_description":"Cardiovascular Disease","slug":"cardiology","schema_org_specialty":"Cardiovascular","all":[{"code":"207RC0000X","description":"Cardiovascular Disease","primary":true,"state":"IL","license":"036076763"}]},"addresses":[{"purpose":"LOCATION","street_1":"3118 N ASHLAND AVE","city":"CHICAGO","state":"IL","postal_code":"606573014","country_code":"US","phone":"7738809722","fax":"7738809723"},{"purpose":"MAILING","street_1":"3118 N ASHLAND AVE","city":"CHICAGO","state":"IL","postal_code":"606573014","country_code":"US","phone":"7738809722","fax":"7738809723"}],"license":{"state":"IL","number":"036076763"},"identifiers":[{"type_code":"01","label":"Other","value":"1487951711","state":"IL","issuer":"NPI GROUP PRACTICE"},{"type_code":"01","label":"Other","value":"1602375","state":"IL","issuer":"BSBC"}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20180122001923","type_code":"14-06","type_desc":"PRACTITIONER - CARDIOVASCULAR DISEASE (CARDIOLOGY)","state":"NY","pac_id":"7214970466"}]},"enumeration_date":"2006-05-27","last_updated":"2011-06-28","_meta":{"source":"NPPES","snapshot_date":"2011-06-28","doc_url":"https://findmynpi.com/api"}}