{"npi":"1245213347","type":"NPI-1","status":"active","name":{"display":"Humberto Rossi M.D.","other":[],"first":"HUMBERTO","last":"ROSSI","middle":"A","credential":"M.D."},"specialty":{"primary_taxonomy":"207RH0003X","primary_taxonomy_description":"Hematology & Oncology","slug":"hematology-oncology","schema_org_specialty":"Oncologic","all":[{"code":"207RH0003X","description":"Hematology & Oncology","primary":true,"state":"MA","license":"208949"}]},"addresses":[{"purpose":"LOCATION","street_1":"20 PROSPECT ST","city":"MILFORD","state":"MA","postal_code":"017573026","country_code":"US","phone":"5084883700","fax":"5084882016"},{"purpose":"MAILING","street_1":"20 PROSPECT ST","city":"MILFORD","state":"MA","postal_code":"017573026","country_code":"US","phone":"5084883700","fax":"5084882016"}],"license":{"state":"MA","number":"208949"},"identifiers":[{"type_code":"01","label":"Other","value":"2565207","state":"MA","issuer":"AETNA US HEALTH"},{"type_code":"01","label":"Other","value":"J23716","state":"MA","issuer":"BLUE CROSS BLUE SHIELD"},{"type_code":"05","label":"Medicaid","value":"110003345A","state":"MA","issuer":null},{"type_code":"01","label":"Other","value":"154597","state":"MA","issuer":"HARVARD PILGRIM"},{"type_code":"01","label":"Other","value":"453517","state":"MA","issuer":"TUFTS HEALTH CARE"},{"type_code":"01","label":"Other","value":"4704011","state":"MA","issuer":"CIGNA"}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20040206000053","type_code":"14-83","type_desc":"PRACTITIONER - HEMATOLOGY/ONCOLOGY","state":"MA","pac_id":"8921991563"}]},"enumeration_date":"2005-11-22","last_updated":"2018-04-26","_meta":{"source":"NPPES","snapshot_date":"2018-04-26","doc_url":"https://findmynpi.com/api"}}