{"npi":"1043369069","type":"NPI-1","status":"active","name":{"display":"Dr. John Madden M.D.","other":[],"first":"JOHN","last":"MADDEN","middle":"FRANCIS","credential":"M.D."},"specialty":{"primary_taxonomy":"207ZP0102X","primary_taxonomy_description":"Anatomic & Clinical Pathology","slug":"pathology","schema_org_specialty":"Pathology","all":[{"code":"207ZP0102X","description":"Anatomic & Clinical Pathology","primary":true,"state":"NC","license":"36763"}]},"addresses":[{"purpose":"LOCATION","street_1":"2100 ERWIN RD","city":"DURHAM","state":"NC","postal_code":"277100001","country_code":"US","phone":"9196204467"},{"purpose":"MAILING","street_1":"2100 ERWIN RD","city":"DURHAM","state":"NC","postal_code":"277100001","country_code":"US","street_2":"DUKE UNIVERSITY MEDICAL CENTER - DUMC 3879","phone":"9196816671"}],"license":{"state":"NC","number":"36763"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"6953693","state":"NC","issuer":null}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20100322000465","type_code":"14-22","type_desc":"PRACTITIONER - PATHOLOGY","state":"NC","pac_id":"4284769878"}]},"enumeration_date":"2007-01-09","last_updated":"2013-05-23","_meta":{"source":"NPPES","snapshot_date":"2013-05-23","doc_url":"https://findmynpi.com/api"}}